You could get any random current sensor, but if you’re looking for expert advice on choosing the best one for your needs then you’ve arrived at the right place.
It doesn’t matter what your current sensor needs are or what your budget is, because I’ve done an in-depth analysis to include the best-rated options suitable for diversified usage needs and different budget ranges.
To make this list, I’ve spent 50 hours researching current sensor from the best brands such as: Atnsinc, KAIWEETS, Southwire.
Note: Make sure that option you’re choosing has all the features you need. Afterall, is there any point in purchasing something that’s not usable?
50 Best current sensor in 2023: After 50 Hours of Research
To make this list an unbiased resource for choosing the best current sensor, I contacted 9 experts and discussed various aspects to consider. After a huge discussion, I went across customer reviews, researched the reputed brands, and a lot of other things. Because my aim is to recommend products that are highly value for your money.
1. 3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A) -Current Sensors
By Atnsinc
- When there is no the detection current through, the output voltage is VCC/2
- Note: ACS712 module is based on the principle of Hall detection, please avoid the influence of magnetic field when using it!
- Package includes:3 Pack 30A Current Sensor ACS712 Module.
- Pin 5V power supply; on-board power indicator; Measuring range: ±30 amps, corresponding Analog output:66mV/A.
- Current sensor chip: ACS712ELC-30A（Note: there are 3 specifications of the product 5A/20A/30A, Pls choose them accroding to your needs.）
2. KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Live/Null Wire Tester, Electrical Tester with LCD Display, Buzzer Alarm, Wire Breakpoint Finder-HT100 (Red) -Current Sensors
By KAIWEETS
- SECURITY LEVEL: IEC rated CAT III 1000V CAT IV 600V, Meets CE requirements; The electrical tester is safely double insulated
- COMPACT DESIGN: Bright LED flashlight for work in dim ares; Low-Power-Indicator when battery voltage is below 2.5V; Automatic Power Off after 3 minutes without operation or signal detection; Pocket-sized, pen hook allows you to carry it in your shirt pocket
- We provide 36-Month after sale service, Please feel free to contact us if you have any concerns.
- NON-CONTACT: With NCV inductive probe for AC voltage; Just place the tip near a terminal strip, outlet, or supply cord
- SAFETY FIRST: It will send out multiple alarms through sound and light
- Press the S button to adjust sensitivity and adapt low range for doorbells, thermostats, irrigation wiring etc.; The NCV sensor automatically recognizes the voltage and displays it on the bar graph.
- When the higher the sensed voltage is, or the closer it is to the voltage source, it beeps at a higher frequency
- Ideal for breakpoint Test
- The live wire detector can automatically detect the live or neutral wire
- At the same time, the screen will be red or green, red means high voltage and live wire are detected, green means low voltage and null wire are detected.
- When the tip glows red and the pen beeps, you know there’s voltage present
- High Voltage Alert to warn you of voltage above 90V, the screen turn red and the safety symbol on the screen shines.
- When the voltage is detected, the tip will send out red light and beep
- Handy circuit tester for electricians, homeowners.
- DUAL RANGE: Detects standard and low voltage (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements
3. Southwire Tools 40116N NCV Detector 100-600V AC -Current Sensors
By Southwire
- CAT IV 600V SAFTEY RATING, UL and CUL listed.Not designed for use with Tamper Resistant (TR) outlets
- Southwire Pen style voltage tester
- BUILT-IN FLASHLIGHT: this non contact AC voltage detector features a built-in flashlight for user convenience in dim lighting.QUICKLY checks for the presence of live voltage on outlets, wiring, circuit breakers, lighting fixtures and switches
- AUDIBLE AND VISUAL INDICATION of AC voltage from 100-600V AC
- Green LED indicates tester is ready for use
- INCREASED BATTERY LIFE: the auto power off feature increases the battery life by powering off after 5 minuets of inactivity
4. AC Current Sensor Transformer, PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter Used for Energy Meter in Special,Current Sensors -Current Sensors
By Cosiki
- Professional UseCurrent transducer used for energy meter in special; AC 220v, 380v power supply can both be applied.
- Good Mechanical PropertiesFully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety and reliability.
- Split Base Current TransformerThis is a mini split base current transformer; It’s the smallest one compared to the similar products (output 100MA).Current Transformer.
- Easy to UseBuilt-in input coil; small and light, easy to install.When you fix the energy meter, you don’t need to cut off the power if you use this product.
- Snap Joint StructureThe diameter of inner hole is 16mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable directly through nylon ties.
5. Diitao ACS712 Current Sensor Module 3PCS 25A Hall Effect Current Sensor Module+ 2PCS Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino(25A, 5) -Current Sensors
By Diitao
- Please note: ACS712 is based on the principle of Hall detection, please avoid magnetic fields when using it!
- Current sensor chip
- Pin 5V power supply with on-board power indicator
- Output voltage is VCC/2 when no detection current is passed
- The product is available in three sizes 5A / 20A / 30A, you can choose the size according to your needs
- Perfect for DIY electronic design projects
6. ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino -Current Sensors
By Jingzan
- Package Included1pcs x 30A,1pcs x 20A, 1pcs x 5A ACS712 Current Sensor Module, and 1pcs x Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor
- Current Sensor ModuleChip: ACS712ELC-05A，Measuring range: ±5 amps, corresponding Analog output:185mV/A.— ACS712ELC-20A，Measuring range: ±20 amps, corresponding Analog output:100mV/A.— ACS712ELC-30A，Measuring range: ±30 amps, corresponding Analog output:66mV/A.
- Voltage Sensor ModuleVoltage input range: DC0-25V; Voltage detection range: DC0.02445V-25V; Voltage Analog Resolution: 0.00489V; DC input connector: Terminal cathode connected to VCC, GND negative pole; Output interface: “+” then 5/3.3V, “-” then GND, “s” then the for Arduino AD pins.
- Perfect CombinationUsing this product can measure both voltage and current, very suitable for DIY electronic design projects.
- Pls Note: ACS712 is based on the principle of Hall detection, please avoid the influence of magnetic field when using it!
7. CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A Detectable -Current Sensors
By CrocSee
- Self-powered, no external power supply required
- Universal Outputs: 2.5A @ 120 VAC/240VAC; In 240V circuit, only one 120V hot line is connected.
- Faster Response Time: Once current flow is detected, it closes a set of contacts immidiately; Response Time: ≤200ms
- NOTE: If you want to test the operation of the sensor switch, a load must be applied across the NO contacts; otherwise, it will not work.
- Accurate & Dependable: Offers a sensing range of 1 to 50 amps and universal, solid-state outputs; Accuracy: 1%
8. Klein Tools NCVT1P Voltage Tester, Non-Contact Voltage Detector Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip -Tools & Home Improvement
By Klein Tools
- CONSERVE BATTERIES with auto power-off function
- BROAD APPLICATION with a 50 to 1000V AC power detection range
- LIGHTWEIGHT AND DURABLE compact design with a convenient clip fits securely in pocket; 6.6-Foot (2 m) drop protection
- VISUAL AND AUDIBLE INDICATORS of voltage detection with a high intensity, bright red LED, and an audible tone
- NON-CONTACT DETECTION of AC voltage in cables, cords, circuit breakers, lighting fixtures, switches, non-tamper-resistant outlets, and wires
9. Adafruit 4226 INA260 High or Low Side Voltage, Current, Power Sensor -Current Sensors
By Adafruit
- Compatible with 3V or 5V logic and can measure bus voltages up to +36VDC
- Not for use with AC voltages.
- Integrated precision shunt resistor it can be used to measure as much as +36V at up to 15A Continuous on either the high or low side
- Does the work of two multimeters
- Works great with any microcontroller that is CircuitPython or Arduino compatible as well as single board computers such as the Raspberry Pi.
10. HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz Bandwidth 3-5.5V -Current Sensors
By HiLetgo
- Output voltage proportional to AC or DC currents
- Nearly zero magnetic hysteresis, extremely stable output offset voltage
- ACS758 ACS758LCB-050B-PFF-T Linear Current Sensor Module
11. Smart Home Energy Monitor with 16 50A Circuit Level Sensors | Vue – Real Time Electricity Monitor/Meter | Solar/Net Metering -Tools & Home Improvement
By EMPORIA ENERGY
- 1 second data is retained 3 hours, 1 minute data is retained 7 days, 1 hour data is retained indefinitely
- LOWER YOUR ELECTRIC BILL: Gauge real-time spending and get actionable notifications to understand where you can save costs.
- Monitor solar / net metering
- REAL-TIME ENERGY DATA: REQUIRES 2.4 GHz WIFI WITH AN INTERNET CONNECTION to monitor energy use with iPhone / Android app
- Panels with access only to busbars will need flexible sensors available from Emporia Energy
- Light commercial 3 phase option available as a separate bundle
- APPLIANCE MONITORING WITHOUT GUESSWORK: Comes with sixteen (16) 50A sensors to accurately monitor your air conditioner, furnace, water heater, washer, dryer, range, etc.
- The Vue is UL and CE Listed for your safety
- INSTALLS IN CIRCUIT PANEL of most homes with clamp-on sensors
- PROTECTED BY A 1-YEAR WARRANTY.
- Export the data whenever you want in the app.
- 24/7 ENERGY MONITORING: Monitor your home’s real power anywhere, anytime to prevent costly repairs, conserve energy, and save costs
- Supports single-phase up to 240VAC line-neutral; single, split-phase 120/240VAC; and three-phase up to 415Y/240VAC (no Delta)
- Vue sensors provide 1-second data and are accurate from ±2%
- Includes DIY instructions, though a professional electrician is recommended.
12. SYUAB 2Pcs SCT013000 Split Core Current Transformer SCT-013-000 Non-invasive AC Current Sensor 100A/50mA (SYKHSCGQ) -Modules
By SYUAB
- ReliabilityFully compatible with most similar products; the number of opening and closing times is not less than 1000 (tested at 20℃); this split core current transformer is particularly suitable which can use for a long time for DIY use and it works well with arduino and raspberry pi.
- SpecificationOpening size: 13mm × 13mm; frequency: 50HZ-150KHZ; working temperature: -25℃～+70℃; lead length: 1.5 meters, standard Φ3.5 three-pin plug outpu
- Package Include 2Pcs x SCT-013-000 Split Core Current Transformer Sensor
- Non-linearity ± 3% (10% ~ 120% rated input current) two output forms of current and voltage (voltage output type built-in sampling resistor).
- ApplicationsSuitable for current measuring, monitoring and protection of AC motors, lighting equipment, air compressors, etc.
13. 4Pcs INA219 I2C Bi-Directional DC Current Power Supply Sensor Breakout Board Module I2C IIC Interface -Modules
By Atnsinc
- INA219 module small size, low cost, high accuracy
- INA219 I2C Bi-directional DC Current Power Supply Sensor, Working Voltage 3~5V; Footprint: SOT23
- The device is available in a SOT23 package, providing a small digital current sensing servers, laptops, power supplies, battery management and automotive and telecommunications equipment, low-cost solutions.
- INA219 module is an I2C interface with a drift, bi-directional current / power monitor integrated circuit (IC), and further expand the energy-saving electronic products TI camp.
- This module can be sensed bus voltage range is 0 V to +26 V.
- The high-precision products combine the advantages of 12-bit resolution
- It not only can monitor the voltage drop across a shunt resistor on the sensing shunt supply voltage, but also computing power.
- INA219 can be achieved within the maximum error accuracy of +1% from -40° C to 85° C temperature range, the maximum offset is 100 uV
- Appliaction:The module is used for I2C port zero drift / bidirectional current / power monitoring sensor module
14. Battery Current Sensor Compatible with Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L 2012-2015, Battery Voltage Temperature Sensor Replacement Part, Replaces# 38920-TR0-A02, 4692269AI -Modules
By Sionse
- Please refer to the description section for more details!)
-
ADAPTATION MODELSPrefect compatible with Jeep Cherokee/Wrangler, Chrysler 200/300, Dodge Challenger/ Charger/ Journey/ Viper/ RAM 1500/2500/3500, Fiat 500 and Honda Civic & CR-V 2.4L 2012-2015
- (NOTES: Dodge, Chrysler, Jeep, Fiat series can be installed directly; Honda series need to replace 13mm nuts
- Replace the old battery sensor, solve your charging system problem and back to the road!
- Remove the bolt on the other side of the wiring with a bolt wrench 3
- Remove the old battery sensor, replace it with a new one, and reconnect the cables and bolts
- You can finish it in 5 minutes
-
OEM DESIGNThis Battery Current Sensor is manufactured in accordance with OE specifications
- Please read the installation instructions in the description carefully to avoid unmatched problems.)
-
EASY TO INSTALL1
- Better surface treatment and circuit technology than most similar products
-
100% SATISFACTION SERVICEIf you have any questions about models or any dissatisfaction, please email us and we will help you solve it perfectly.
-
PREMIUM QUALITYThis Battery Current Sensor can provide long service life and excellent performance
- Disconnect the negative cable and loosen the bolt with a bolt wrench
- It can be connected tightly with the original cables, ensure the stability of installation and sensing
- Save money and effort! (NOTES: For Honda models, require additional 13mm nuts and keep power-on state during installation
- (OE: 38920-TR0-A02, 4692269AI, 4692269AG, 4692269AH, 04692269AG, 04692269AD, 04692269AE, 04692269AF)
15. Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No AL-CH Model) -Modules
By Hilitand
- LED indicator can conveniently and intuitively indicate the working status of the switch.
- High-power MOS tube contactless electronic switch.
- Self-powered, no external power supply required.
- The switch has no limit on the number of opening and closing, and the reaction speed reaches the ms level.
- Action current 0.2-30A AC, adjustable with a potentiometer.
16. WayinTop 2pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 2pcs Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino -Modules
By WayinTop
- Perfect CombinationUsing this product can measure both voltage and current, very suitable for DIY electronic design projects.
- Current Sensor ModuleChip: ACS712ELC-30A; Pin 5V power supply, on-board power indicator; The module can measure positive and negative current of 30 amperes, corresponding to analog output of 66mV/A.
- Voltage Sensor ModuleVoltage input range: DC0-25V; Voltage detection range: DC0.02445V-25V; Voltage Analog Resolution: 0.00489V; DC input connector: Terminal cathode connected to VCC, GND negative pole; Output interface: “+” then 5/3.3V, “-” then GND, “s” then the for Arduino AD pins.
- Package Included2 x ACS712 Hall Effect Current Sensor Module + 2 x Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor
17. DAOKI 5Pcs ACS712 5A Range Current Sensor Module for Arduino -Modules
By DAOKI
- Most of Modules offer only instructions and specifications.
- Details see description
- Technology service NOT available.
- Wholesale item !
18. DAOKI 5 pcs 5A ZMCT103C Range Single Phase Micro Current Transformer Module Current Sensor AC Active Precision Output Board with Dupont Line for Arduino 5A Max 3000V Measure Epoxy Resin -Modules
By DAOKI
- Convenience：Sampling resistance of AC current transformer onload sampling resistance to facilitate the signal collection of AC current.
- Small size：Current transformer of AC current mutual module with precise miniature current transformer
- Features：5A range single-phase AC mutual inductance module The inductance module is equipped with ZMCT103C series high-precision current transformers and high-precision sampling resistors to facilitate the collection of AC current within 5A
- Original：Our electronic components are 100% original manufacturing, please rest assured to buy our products
- Analog current output：the module can measure the AC current within 5A, and corredsponding output is 5A/5mA
19. bayite DC 5-120V 100A Mini Digital Current Voltage Amp Meter Ammeter Gauge with Hall Effect Sensor Transformer -Automotive
By bayite
- Through-hole design: Easy Wiring; Measure positive or negative current; No current direction limitation
- For example, if your current signal is only 0.2 Amps, you could loop the wire through the sensor 10 times and the signal would by 10X stronger and would appear as 2.0 Amps
- Electrically isolated from high voltage power source which eliminates risk to delicate monitoring equipment and also minimizes safety concerns
- Display Voltage or (+ -)Current; Voltage Range: 5V-120V; Current range: 0-100A
- Loop through sensor multiple times to strengthen signal
- Compatible with large wire; Diameter of the hole through sensor is 3/4 inch(19 mm)
20. AC Current Sensing Switch Flameproof Adjustable 0.2~30A IP30 Self-Powered Sensing Switch(Normally Open) -Modules
By YWBL-WH
- An ideal choice for automatic industrial control equipment and electric power monitoring.
- Widely used in substation, frequency control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other need current monitoring automation industry.
- Using the electromagnetic mutual inductance principle of current, the advanced switch output detection, monitoring and protection alarm type products without power supply technology are adopted.
- The current-sensing switch is for safe, convenient monitoring or detecting the current of electric equipment
- Compared with traditional transformer and thermal protector, it has the advantages of high accuracy, stable performance and long service life.
- Control of various automatic industrial control equipment, flash, buzzer, relay, single chip, or other power load equipment.
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21. Allmost Battery Current Sensor Connector WPT-1648 for Compatible with Ford Focus Escape 2012-2018 -Automotive
By Generic
- Please compare the connector pictured to your existing fuel injectors
- Part Number: WPT-1648 , DU2Z-14S411-AZB
- Fitment: Compatible with Ford Focus Escape 2012-2018
- 2-Pin flat female connector
- What you see pictured is what you will receive.
- Package Includes: 1pcs connector
- Connector comes fully assembled with wires installed.
22. Stemedu HC-SR501 PIR Motion Sensor Infrared IR Body Motion Detectors Module for Arduino Raspberry Pi(Pack of 5pcs) -Wiring Harnesses
By Stemedu
- You can turn on home devices by detected motion with HC-SR501 sensor
- Suitable for companies, hotels, shopping malls, warehouses and family aisles, corridors
- HC-SR501 motion detector sensor can be used as a hightech products
- Using Potentiometer 105, output timing is from 0.5S to 200S
- Operating voltage range: DC 4.5-20V; Quiescent Current: <50uA; Trigger: L can not be repeated trigger/H can be repeated trigger (Default repeated trigger)
- Automatically and quickly open various types of incandescent, fluorescent lamps, buzzer, automatic doors, electric fans, automatic washing machine and dryer Machines and other devices.
- Delay Time of HC-SR501: 0.3-200S (adjustable) the range is (0.xx second to tens of second)
- If any question, please click “Stemedu”(you can find “Sold by Stemedu” under Buy Now button), in the new page, click “Ask a question” to email us
- Or use for the security zone automatic lighting, lighting and alarm systems
23. HFBTE Three Phase Power Quality Analyzer Meter ETCR5000 and 4PCS ETCR068B Round Jaw Current Sensor Power Energy Analyzer -Wiring Harnesses
By HFBTE
- (2)Can simultaneously measure the 4-channel current (ABC three phase and neutral wire current), 4-channel voltage (ABC three-phase voltage and neutral line voltage to ground), the peak value of current voltage, maximum/minimum value over a period, three-phase imbalance factor, short-time voltage flicker, transformer K factor, active power, reactive power, apparent power, power factor and displacement power factor, active power, reactive power, apparent power, etc;
- Starting current detection model can continuously capture starting current waveform for 100 s
- Built-in 2G memory card to store the trend curve record, simultaneous recording 20 parameters (can choose according to need) collect data for once every five seconds, trend curve records can be stored for 300 days.
- (3)ETCR5000 Power quality analyzer adopt DSP + ARM double processor architecture, DSP is use for data collection and the processing of algorithm, the ARM is use for the communication protocol and the man-machine interface processing; Analog signal acquisition is by 2 pieces AD7655 of ADI company.
- (4)Using a 5.6 -inch LCD color screen display, a resolution of 640 dots x 480 dots, with different display color difference between the parameters of phase, waveform, vector diagram, harmonic ratio, the user can be more efficient and more intuitive understand the state of power grid parameters.
- It is easy to use, large LCD screen display, high resolution, interface in both Chinese and English, shock-proof shell structure and so on.
- (5)Built-in flash memory can store 60 group of screenshots at the same time, 150 groups of capture transient voltage/current waveform figure, and 12800 groups of alarm list
- (1)ETCR5000 Power Quality Analyzer is a comprehensive test instrument,designed for field test of three phases, multi-functional and intelligent, concise man-machine operation
24. JESSINIE 2Pcs MAX4080SASA Current Sensor Current Detector Amplifier Module MAX4080 Current Module 190ua 4.5V to 76V 3 Gain Versions 0.1% Accuracy Suitable for High Voltage Current Equipment -Wiring Harnesses
By JESSINIE
- The MAX4080 offer a high level of integration, resulting in a simple, accurate, and compact current-sense solution.The MAX4080 operate from a 4.5V to 76V single supply and draw only 75µA of supply current
- The MAX4080 is designed for unidirectional current-sense applications
- These devices are specified over the automotive operating temperature range (-40°C to +125°C)
- The MAX4080 is high-side, current-sense amplifiers with an input voltage range that extends from 4.5V to 76V making them ideal for telecom, automotive, backplane, and other systems where high-voltage current monitoring is critical
- For maximum versatility, the 76V input voltage range applies independently to both supply voltage (VCC) and common-mode input voltage (VRS+).
- The combination of three gain versions (5V/V, 20V/V, 60V/V = F, T, S suffix) and a user-selectable, external sense resistor sets the full-scale current reading and its proportional output voltage.
- Suitable for Automotive (12V, 24V, or 42V Batteries), 48V Telecom and Backplane Current Measurement, Bidirectional Motor Control, Power-Management Systems, Avalanche Photodiode and PIN-Diode Current Monitoring, General System/Board-Level Current Sensing, Precision High-Voltage Current Sources
- High-side current monitoring does not interfere with the ground path of the load being measured, making the MAX4080 particularly useful in a wide range of high-voltage systems
25. JANSANE SCT-013-030 30A Non-invasive AC Current Sensor Split-Core Current Transformer -Wiring Harnesses
By JANSANE
- Input Current: 30a AC; Length of Leading Wire: 1m; Two Form of Output: current output or voltage output (burden resistor needed to add); Cable Jack: 3.5mm (like a headphone jack).
- This SCT-013-030 ac current sensor used for measuring alternating current, particularly used for whole building consumption or generation.
- This split core current transformer is particularly suitable for DIY use and it works well with arduino and raspberry pi.
- Suitable for lighting equipment, AC motors, air compressors, monitoring, current measurement and over-current protection.
- Use this 30a current sensor to build your own energy monitor, reducing your power usage, or use it build an over-current protection device for an AC load.
26. MyParts Replacement Value Battery Current Sensor Compatible with Chevrolet -Automotive
By MyParts
- Interchange Part Numbers: BB0004, C60002
- Fit type: Vehicle Specific
- Part number: PA-5129014
- Direct Fit Replacement
- Vehicle Fitment Notes: [Battery Current Sensor] VIN: 7, Eng Code: L8T, 4 Door, Crew Cab Pickup, 172.0 inch WB Exc 730CCA 12V AUX BATTERY(K4B) |Quantity Needed Per Vehicle: 1
- Same Dimensions as Original OE Vehicle Parts
- Installs The Same As Factory Unit
27. PEACEFAIR PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter -Wiring Harnesses
By Hilitand
- SNAP JOINT STRUCTURE:The diameter of inner hole is 16mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable directly through nylon ties.
- SMALL AND LIGHT: This current transformer Built-in input coil; small and light, easy to install.
- MINI SIZE:This is a mini split base current transformer; it’s the smallest one compared to the similar products (output 100MA).
- USED FOR ENERGY METER IN SPECIAL: Current transducer used for energy meter in special; AC 220v, 380v power supply can both be applied.
- GOOD MECHANICAL PROPERTIES: Fully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety and reliability.
28. Current Switch High Output AC Current Sensor Switch,Self-Powered and no Insertion Loss, Input/Output Isolation via Current Transformer Solid-State Reliability, AC 1-50A Detectable -Wiring Harnesses
By KouTouy
- ☛Accurate and dependable, offers a sensing range of 1 to 50 amps and universal, solid-state outputs
- Accuracy: 1%
- ☛Self-powered, no external power supply required.
- In 240V circuit, only one 120V hot line is connected.
- ☛The device output will switch loads at 120 Vac and 2.5 Amps maximum
- ☛Faster response time, once current flow is detected, it closes a set of contacts immidiately.
- ☛Offers a sensing range of 1 to 50 amps and universal, solid-state outputs.
29. Current Transmitter, FCS521-SD-5V Current Transducer Transmitter Transformer Sensor AC Current Converter 0-50A -Wiring Harnesses
By nodehawk
- It is suitable for various applications requiring current and voltage conversion.It has the characteristics of strong overload ability, high precision, high isolation, high security, low power consumption and strong anti-interference ability.
- Mutual inductance current monitoring, high current detection accuracy, stable performance, safe isolation of input and output.Magnetic hysteresis less than 1%, can be used in strong magnetic field conditions.
- The outer casing is made of self-extinguishing material, safe and durable.It is used for AC current monitoring, detection, current overload protection, and is also used as an electronic switch for automatic control systems.
- The measured current AC: 0-10A / 20A / 50A can be selected.Output signal DC: 0-5V / 0-10V /4-20mA three forms are available.
- Installation and using are easy and convenient, there is no need to connect the dc series into the circuit during measurement.Through-heart structure design, isolation withstand voltage up to 2000V AC.
30. 4Pcs ACS712 Hall Current Sensor Module 5V 30A Range Current Sensor Module with 3Pcs Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor -Wiring Harnesses
By Shutao
- It is precise and reliable with good long-term stability
- Note: ACS712 is based on the principle of hole detection, please try to avoid when using magnetic field has an impact!
- Output : 66mV/A.
- ACS712 hall current sensor module working power : 5V
- With fixing screw hole, convenient for install and fixed.
- Typical applications include motor control, load detection and management, switching power supply and overcurrent fault protection.
- The current sensor ACS712 provides economical and accurate solutions for ac or dc sensing in industrial, commercial and communication systems
- DC 0-25V standard voltage sensor module voltage input range: DC0-25V; Voltage detection range: DC0.02445V-25V; Voltage Analog Resolution: 0.00489V; DC input connector: Terminal cathode connected to VCC, GND negative pole; Output interface: “+” then 5/3.3V, “-” then GND, “s” then the for board AD pins.
31. Ecosmart ECO Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, White -Tools & Home Improvement
By EcoSmart
- Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
- Recommended Electrical Panel: 200 Amps
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
- Requires 3×40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
- Required Breaker Quantity: Three 40 Amp Double Pole
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used
- EcoSmart ECO 27 Sizing; Refer to the sizing map
- Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save up to 50% in water heating costs according to the Department of Energy
- NEVER run out of hot water with an ECOSMART tankless water heater.
- Save up to 12 cubic feet of storage space.
- Digital temperature control in 1-degree increments gives users complete control of hot water
32. Apple iPad Air 2 MH2N2LL/A (64GB , Wi-Fi + 4G, Silver) NEWEST VERSION (Renewed) -Water Heaters
By Apple
- Up to 10 Hours of Battery Life
- A8X Chip with 64-bit Architecture: M8 Motion Coprocessor
- Apple iOS 8: 9.7-Inch Retina Display: 2048×1536 Resolution
- Wi-Fi (802.11a/b/g/n/ac) + Cellular: 64 GB Capacity
- 8 MP iSight Camera: FaceTime HD Camera
33. Current Sensor PZCT-02 50Hz~60Hz Current Transformer Durable Coil Sensor 0-100A 10Ω for Energy Meter -Water Heaters
By Omabeta
- MINI SPLIT BASE CT:This PZCT-02 current transformer?is a mini split base current transformer,which is the smallest one compared to the similar products (output 100MA)
- ≤0.5 GRADE:The diameter of inner hole is 16mm, the accuracy is ≤0.5 grade,our 59g coil transformer is very practical and useful
- SNAP JOINT STRUCTURE:Our split core current transformer is using snap joint structure,which can be fixed to the cable directly through nylon ties
- 0-100A:Built-in input coil; small size of and lightweight of 59g, easy to install,0-100A wide measuring range,very practical and useful
- STRONG&RELIABLE:This CT is fully enclosed, has good mechanical properties and environmental resistance, strong voltage isolation capability, safety and reliability
34. Gikfun 20A Range Current Sensor ACS712 Module for Arduino (Pack of 2pcs) EK1181x2 -Water Heaters
By Gikfun
- Current sensor chips: ACS712ELC-20A
- 20A range Current Sensor ACS712 Module
- Package content: 2 x 20A range Current Sensor
- pin 5V power supply, on-board power indicator
35. Dasbecan Battery Current Sensor Compatible with Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L 2012-2015 Battery Voltage Temperature Sensor Replaces# 38920-TR0-A02 4692269AI -Automotive
By Dasbecan
- Connected tightly with the original cables , the battery temperature sensor has good performance in sensing
- Replace the old battery sensor with a new one and reconnect the bolt and cable
- Remove the bolt on the other side of the wiring and remove the old battery sensor 3
- Compatible With Honda Civic & CRV 2.4L 2012 – 2015 ; Chrysler 200 2015 – 2016 ; Chrysler 300 & Jeep Wrangler 2011 – 2016 ; Jeep Cherokee 2014 – 2016 ; Dodge Challenger 2015 – 2016 ; Dodge Charger & Journey 2011 – 2017 ; Dodge Viper 2013 – 2015 ; Dodge RAM 1500 / 3500 2013 – 2016 ; Dodge RAM 2500 2014 – 2016 ; Fiat 500 2013 – 2019
- Made of high-quality material, our current sensor totally meets OEM standards.
- Installation1
- ( Attention: For Honda Civic & CR-V 2.4L , you need additional 13mm nuts to finish the installation
- Warranty 12-Months-Warranty，if you have any questions, please contact us via Amazon Message directly, our professional customer service would help.
- Replacement Part Number 38920-tr0-a02 ( 38920tr0a02 ) 4692269AI , 4692269AG , 4692269AH , 04692269AG , 04692269AD , 04692269AE , 04692269AF
- Disconnect the negative cable and loosen the bolt with a wrench
- Feature Undergone vehicle try-on testing before shipping, our battery sensor has good surface treatment and circuit technology
36. HiLetgo Analog Current Meter Sensor Module AC 0~5A Ammeter Sensor Board Based on TA12-100 for Arduino -Water Heaters
By HiLetgo
- Transformer can only sense AC
- On-board 3P and 4P connecting interface for current signal output can be easily connected with your MCU development board
- Analog Current Meter Module
- 3-wire electronic block interface, input 5V – GND
- You can use jumpers to select the parallel output of the output to adjust the range of analog values that are output.
- This electricity sensor is based on TA12-100 current transformer, which can transform AC signals of large current into small amplitude signals.
- S pin is the output analog voltage value.
37. AITRIP 5 pcs CJMCU-219 INA219 I2C Interface Bidirectional DC Current/Power Monitoring Sensor Module for Arduino Raspberry Pi -Water Heaters
By AITRIP
- Used for I2C port zero drift / bidirectional current / power monitoring sensor module
- INA219 I2C Bi-directional DC Current Power Supply Sensor
- Working Voltage 3~5V ; 1%, the maximum offset is 100 uV.
- The INA219 achieves a maximum error accuracy of 1% over the -40 ° C to + 85 ° C temperature range with a maximum offset of 100 uV.
- Footprint: SOT23
38. MOCW 4692269AI Battery Current Sensor Fit for Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L 2012-2015 38920-TR0-A02 4692269AH Battery Voltage Temperature Sensor -Water Heaters
By MOCW
- OEM Part NumberIt replace OE: 4692269AI, 4692269AG, 4692269AH,38920-TR0-A02, 04692269AE, 04692269AF,04692269AG, 04692269AD
- To sure you purchase correct item, please check OE number and compatibility before purchase it!
- OE SpecificationsThe Battery Current Sensor is manufactured in accordance with OE specifications and provide excellent performance and long service life.
- NotePlease note it is direct replacement for Dodge, Chrysler, Jeep, Fiat series
- High Quality Circuit TechnologyBetter surface treatment and circuit technology than most similar products.
- But for Honda series, it needs to replace 13mm nuts, because ours is 8mm.
- FitmentsThe Battery Voltage Temperature Sensor Fit for 2015 – 2016 Chrysler 200, for 2011 – 2016 Chrysler 300 & Jeep Wrangler; for 2014 – 2016 Jeep Cherokee; for 2015 – 2016 Dodge Challenger; for 2011 – 2017 Dodge Charger & Journey; for 2013 – 2015 Dodge Viper; for 2013 – 2016 Dodge RAM 1500/3500; for 2014 – 2016 Dodge RAM 2500; for 2013 – 2019 Fiat 500; for 2012 – 2015 Honda Civic & CR-V 2.4L.
39. bayite Volt Amp Meter, DC 5-100V 100A Waterproof Dual Display Current Voltage Meter, Digital Mini Ammeter Voltmeter Gauge with Hall Effect Sensor Current Transformer -Water Heaters
By bayite
- Compatible with large wire; Diameter of the sensor hole is 3/4 inch (19 mm)
- Through-hole design: Easy Wiring; Measure positive or negative current; No current direction limitation
- Dual display: Display Voltage and (+ -) Current at the same time; Power supply: DC 5~100V; Voltage test range: 0~300V; Current test range: ±0~100A
- Loop through sensor multiple times to strengthen signal
- For example, if your current signal is only 0.2 Amps, you could loop the wire through the sensor 10 times and the signal would by 10X stronger and would appear as 2.0 Amps
- Electrically isolated from high voltage power source which eliminates risk to delicate monitoring equipment and also minimizes safety concerns
40. 1PCS SCT013-050 50A 1V Non-invasive Split Core Current Transformer Sensor -Water Heaters
By HUABAN
- Rated output: 1V ; Accuracy: ±1%; Linearity: ≤0.2%
- Rated input(rms):50A ; Max.Input: 70A; Rated output: 1V
- 1.5m leading wire,3.5 3 core plug standard output.Two form of output current, voltage (voltage output built-in the sampling resistor)
- Non-invasive Split Core Current Transformer
- Core Material: ferrite
Related Posts:
41. DIANN 5pcs ACS712 Module ACS712 Hall Effect Current Sensor Module 30A Range + 5pcs Voltage Sensor Module DC 0-25V Voltage Tester Terminal Sensor -Current Sensors
By DIANN
- Voltage Sensor Module: Output Interface: “+ “Connected 5/3.3V, “-” Connected GND, “s” Connected with Arduino AD Pins;DC Input Interface: Red Terminal Positive with VCC, Negative with GND
- Convenient to Install:Current / Voltage Sensor Module Designed With Fixing Screw Hole, Convenient for Install and Fixed; Modules are Precise and Reliable with Good Long-Term Stability,High Efficiency and Longer Service Life
- Typical Applications Include Motor Control,Load Detection and Management, Switching Power Supply and Overcurrent Fault Protection
- Current Sensor Module: Current Range: 30A;Current Sensor Chips: ACS712ELC;Pin 5V Power Supply, On-Board Power Indicator
- Voltage Sensor Module: Voltage Input Range: DC 0-25 V;Voltage Detection Range: DC 0.02445 V-25 V;Voltage Analog Resolution: 0.00489 V
- Application: Current Sensor ACS712 Provides Economical and Accurate Solutions for AC or DC Sensing In Industrial, Commercial and Communication Systems
42. AC Current Sensor Transformer, Core Current Transformer Coil Sensor for 100A Amp Energy Meter -Current Sensors
By nodehawk
- SMALL AND LIGHT: This current transformer Built-in input coil; small and light, easy to install.
- MINI SIZE:This is a mini split base current transformer; it’s the smallest one compared to the similar products (output 5MA).
- SNAP JOINT STRUCTURE:The diameter of inner hole is 24mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable directly through nylon ties.
- GOOD MECHANICAL PROPERTIES: Fully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety and reliability.
- USED FOR ENERGY METER IN SPECIAL: Current transducer used for energy meter in special; AC 220v, 380v power supply can both be applied.
43. FANLIDE Negative Battery Cable Fit for 2012-2018 Ford Focus Escape, Battery Management System Negative Cable AV6Z-10C679-P AV6Z10C679P -Automotive
By FANLIDE
- 100% New:Perfect replacement for original negative battery cable.
- Compatibillity: Compatible with Ford Focus 2012-2018 and Ford Escape 2013-2019.
- Replacement Part Number: AV6Z-10C679-P,AV6Z-10C679-M, AV6Z-10C679-N, AV6N-10C679-BC, AV6N-0C679-BG.
- OEM Style:Original equipment performance and safety standards.
- Easy to Install: Just need to remove your original negative cable and install the new battery cable.
44. Dorman 601-033 Battery Current Sensor Compatible with Select Ford Models -Automotive
By Dorman
- Quality construction – this part is made of quality materials and components including factory-style electrical connector
- Ensure fit – to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
- Quality tested – this part has undergone try-on testing to ensure a quality fit
- Ideal replacement – this battery current sensor matches the fit and function of the original part on specified vehicle years, makes and models
- Cost-effective solution – offers original equipment quality at competitive price
45. UMLIFE 5pcs ACS712 30A Range Current Sensor Module Detector ACS712ELC 5A 20A 30A Amps Amperage (20A) -Current Sensors
By UMLIFE
- The module can measure range 5 / 20 /30 amps, corresponding to the analog output 100mV / A;
- A wide range of applications:The current sensor ACS712 provides economical and accurate solutions for ac or dc sensing in industrial, commercial and communication systems
- Current sensor chips: ACS712ELC-5A / ACS712ELC-20A / ACS712ELC-30A [There are three specifications for the product 5A / 20A /30A
- Typical applications include motor control, load detection and management, switching power supply and overcurrent fault protection.
- Pin 5V power supply, on-board power indicator;
- You can choose the specifications according to your needs.
- No test current , the output voltage is VCC / 2;
46. AC Current Sensing Switch,Current Sensing Relay 0-100A Normally Open Current Sensor Monitoring Relay,Linkage PLC Signal,Overload Controller (M3070） -Current Sensors
By nodehawk
- The LED indicator light can easily and intuitively indicate the working status of the switch.
- Through structure design, isolation withstand voltage up to 2000V.
- High Performance: The switch has no limit on the number of times of opening and closing, and the response speed reaches the millisecond level
- LED Indication: The action current is 0-100A AC, which can be adjusted by the potentiometer
- ABS material: High-power MOS tube non-contact electronic switch is used, and the shell is made of self-extinguishing material ABS, which is heat-resistant, acid-alkali-resistant, high impact strength and stable in performance.
- Input through current: 0-100A AC Rated load: 0.3A@240V AC/DC.
- It uses the principle of mutual inductance to sense AC direct current, isolate the AC current, output normally open or normally closed switch signals, and directly control various automated industrial equipment, such as flash lamps, buzzers, relays, microcontrollers or other power load equipment.
- Multi-Purpose: M3070 AC current sensing switch is specially designed and manufactured to solve AC current monitoring
- Self-powered, no external power supply required
- The hysteresis is less than 1% and can be used under strong magnetic conditions
- Upgrade: Compared with traditional transformers, thermal protectors and other devices, using this device can not only get more accurate and timely control, but also greatly simplify the design and reduce costs
47. SparkFun (PID 14544 Current Sensor Breakout – ACS723 (Low Current) -Current Sensors
By SparkFun
- Capable of 80KHz bandwidth
- Gain 2X to 22X
- Measure both AC and DC currents from 10mA up to 5A
- Fixed to 20KHz on board
- ACS723 AC DC current sensor with OPA344 OpAmp
- JP1 can be closed to enable all 80KHz
- Hall Effect
48. Comimark 1Pcs DC 5V WCS1800 Hall Current Detection Sensor Module 35A with Overcurrent Lamp -Current Sensors
By Comimark
- WCS1800 hall current sensor mainly has two functions: one is followed analog signal via power amplifier, and it can be applied to A/D conversion; the other is on-off signal.
- Interface definition: VCC: power positive/DOUT: TTL high/low level signal output/GND: power negative/AOUT: sampling current signal conversion voltage output port
- When the actual current is higher than preset current, the on-off signal will become high level from low level, and there is LED indicator lamp
- we will refund or give you a replacement)
- It is simple and easy to use.
- Package Includes : 1PCS Module (If the number of products received is incorrect, please contact us
- We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution.
- Users can preset the limit current value
49. QOXEZY USB Tester Type-C Voltmeter Voltage Current Tester Power Meter Multimeter Ammeter Type C USB Charger Tester Color Display Capacity Voltage Current Detector 0-5A 4-30V -Current Sensors
By QOXEZY
- USB-Type-C Power Adapter Tester – Load or Digital Devic.
- New feature: Type-C interface is fully reinforced, which solves the problem of USB port falling off due to multiple plugging and unplugging, so you can use it with confidence
- HD Display: The type-C USB tester adopts a 0.96-inch IPS HD color LCD display, which can be connected in both directions, 160-degree wide viewing angle, high brightness, and long service life.
- Added high temperature warning function
- When the detected temperature exceeds 45 degrees, the green temperature value on the display interface will turn red, and a red exclamation mark will appear to remind you that the temperature is abnormal.
- The internal use of professional instrument sampling circuits, coupled with unique precision algorithms, ensures accuracy and stability.
- We Have a Strong After-sales Service Team: As long as you have any questions about the product, we will resolve your issue immediately if received your email, looking forward to your consultation.
- Safe use: Timing, no explosion, preventing accidents; key function: the key menu can display the change page, and the quick screen display can pop up, long press for 3 seconds to delete the data, long press and then connect to a reasonable 5V current to restore the voltage
- High Quality: The high-quality USB multimeter is made of high-quality aluminum alloy material, which can effectively avoid oxidation and rust, and can be used for a long time
50. 2 X 30A Range Current Sensor ACS712 Module -Current Sensors
By NewZoll
- Size : 31 x 13mm
- 30A Range Current Sensor Module
- pin 5V power supply, on-board power indicator
- Product Name : ACS712 Current Sensor Module;Working Power : 5V
- Output : 100mV/A
Best Brands
Buying a product from a reputable manufacturer that provides high brand value is one of the most essential things. Based on my research, here are the top brands that make the best current sensor.
- Atnsinc
- KAIWEETS
- Southwire
- Cosiki
- Diitao
- Jingzan
- CrocSee
- Klein Tools
- Adafruit
- HiLetgo
The Buyer’s Guide
Although the aim of this list is to help you choose the best option for your needs. This guide shall help you make an informed purchase decision. Here are the few things to consider when choosing a current sensor.
1. Features
There’s no point in purchasing a current sensor that doesn’t solve your usage needs. Sometimes, even the best option wouldn’t have all the options you’d need. That’s why list down all your feature requirements and make sure that the option you’ve chosen comes with all of them.
2. Budget
Budget plays an important role, if it wasn’t for the budget, wouldn’t everyone purchase the most expensive option? However, before you decide the budget, I’d recommend you to make a list of features you’d need. In case a feature you need the most isn’t available in your budget range, then there’s no point in buying it, is there?
My advice is to make sure that the product has all the features you need then decide the budget. If a product you’ve chosen isn’t having all the features you need, then you should consider increasing your budget.
3. Value For Money
There are times when you shall come across various current sensor that shall have all the features you need. However, the price difference shall exist. In a situation like this, it is recommended to value each feature and make sure that you’re not overpaying for a feature you wouldn’t use.
4. Brand, Customer Support, & Warranty
Purchasing a product from a reputed brand is very important. Not only does it guarantee high-quality build, but you also get much better customer support.
You should also make sure that it has a decent warranty, it is really helpful in case a product breaks down due to manufacturing defects. Also, repairs during warranty are generally free of cost (depends on service terms).
5. Individual Product Reviews
You don’t have to watch individual reviews of each current sensor in this list. However, pick 2-3 options that have all the technical aspects according to your usage needs. Once you’re ready with it, go to YouTube/Amazon and look at video/customer reviews to make sure that the existing buyers are satisfied with the product.
The FAQs
Which is the best current sensor?
According to my research, the 3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A) is the best option.
Is Atnsinc a reliable brand?
It’s one of the best brands, not only does it make the top-rated current sensor, but it also is known for its exceptional service.
Which is the cheapest yet powerful current sensor?
According to me, the HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz Bandwidth 3-5.5V is one of the cheapest options available and yet has all the features.
Are there deals going on?
A few of the options in our article are currently available for a discounted price. However, check out the product listing to find more information.
What brands should I consider when purchasing?
Based on my research, these are the top 5 brands: Atnsinc, KAIWEETS, Southwire, Cosiki, and Diitao.
Should I buy it online or go to an offline store?
Shopping online comes with a few advantages such as discounted pricing, quick delivery at home. However, if you’re in a hurry or can find the product for a cheaper price in the offline market, consider visiting the offline store.
The Verdict
Choosing the right product isn’t easy and for many of them it could be a time consuming task. However, with this guide, my aim is to help you guys find the perfect current sensor for your needs.
I’ve done a huge research to ensure that options I’ve listed are among the best. Like mentioned above, I also interviewed many experts to make sure that the enlisted models are high quality.
I hope that you’re able to find the right current sensor for your usage. If you are still struggling to find one, feel free to comment below or contact me.
