You could get any random brake fluid moisture testers, 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 brake fluid moisture testers 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 75 hours researching brake fluid moisture testers from the best brands such as: Phoenix Systems, LXB, FOXWELL.
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 brake fluid moisture testers in 2023: After 75 Hours of Research
To make this list an unbiased resource for choosing the best brake fluid moisture testers, I contacted 10 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. ITEQ Brake Fluid Liquid Tester Pen with 5 LED Indicators, Calibrated For DOT3 DOT4 Brake Fluid -Automotive
By ITEQ
More Pictures- Test the car brake fluid quality quickly to check whether it’s qualified, which can remind you to change the brake fluid when necessary to avoid traffic accident
- The LED indicators will show percentage of water in the brake fluid with 3 colors green yellow and red
- Protective cap included.Takes 1 x AAA/1.5V battery (not included)
- CE and RoHS approved
- Only takes seconds to know the results,very easy to use
- Calibrated for cars using DOT4 and DOT3 brake fluids (But DOT3 is almost replaced by DOT4 because DOT4 has better performance)
2. PTE Brake Fluid Tester – calibrated for DOT 4 Brake fluids -Automotive
By PTE
- LED light indicators show percentage of water in the brake fluid
- Takes 1 x AAA/1.5V battery (included)
- Calibrated for cars using DOT 4 brake fluid only (found in most cars produced since 2006)
- Quick and easy way to test for moisture content in the brake fluid; results appear in seconds!
- Only takes seconds to know the results
3. Brake Fluid Tester, Profession Automotive Motorcycle Brake lubricant Moisture Analyzer Detector Intelligent, Auto Diagnostic Testing Tool for DOT 3 / DOT 4 / DOT 5.1 Brake Lube (Gray) -Automotive
By OBDResource
- Universal Probe: The goose neck probe provides flexibility on detection.It is made of special materials that it can be resistant to oils and oxidation,not easily corroded.There are LED lights on the probe, you can observe the color of the brake fluid when necessary.
- High Precision: Very fast and accurate to test DOT-3, DOT-4, DOT-5.1 brake fluid.The Goose Neck Probe of the brake fluid tester is very sensitive,only takes seconds to know the results.
- It’s very convenient for personal use and broadly applied in individual workshops, repair factories and dealer workshops.
- Energy Saving and Environmental Protection: Our automotive brake fluid tester has the automatic shutdown function, it will automatic shutdown after 5 minutes of standby.And only 2 AAA 1.5v batteries are needed when using.It’s power saving and simple for using.
- Special Design: High resolution LCD display with backlit provides an intuitive interface for easy reading data even in the dark
- The fuselage has good texture, one button and one function, easy to operate
- Buzzing alarm system, test result is clear absolutely.
- Wide Application: This brake fluid tester is universal fit for most vehicle
- Check the health status of DOT-3, DOT-4, DOT-5.1 brake fluid and most synthetic brake fluids
4. Brake Fluid Liquid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid -Brake Fluid Level
By BSBMIEQM
- automatic shutdown after about 15 seconds of inactivity
- USEFULL : Supports DOT3 DOT4 DOT5 brake fluid .
- 5 LEDS : 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate
- PROTECTS YOU & YOUR CAR : Check the health status of DOT3, DOT4 car brake fluid, Brake Fluid Tester Pen can be used as a digital brake fluid tester suitable for determining brake fluid quality
- EATY TO USE : Press the button , Insert the tester into reservoir for one second then the tester result will be correctly indicated by LEDs.Repress the button for power off.
- EASY TO CARRY : Small size ,you can take it in pocket , take 1 AAA 1.5V battery
- It will be safe for your driving
5. eOUTIL Brake Fluid Tester Pen, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid -Automotive
By eOUTIL
- SAFE&USEFUL—The unit is Mini Pen Liquid Moisture Water Tester Tool
- Super strong ABS shell, has long service life.
- Make it easier to operate for beginner
- Check the health status of DOT3, DOT4, DOT5 car brake fluid, it will be safer for your driving.
- AUTO TURN OFF—In order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time.
- Check the quality of brake fluid in car only takes seconds
- It’s a must-have car tool for your car owners.
- PORTABLE&DURABLE—Brake fluid tester pen is small compact size, easy to carry
- 5 LED INDICATORS—5 LED to indicate percentage of water in the brake fluid with three colors green yellow and red
- EASY TO USE—The brake fluid tester is easy to use
- Even in the dark does not affect reading, make reading data easier.
6. Brake Fluid Tester, High Precision Car Brake Fluid Detector, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with LCD Screen Audible Alarm DOT3 DOT4 DOT5.1 Tester -Brake Fluid Level
By KINGBOLEN
- NEVER LIMITED BY THE ENVIRONMENTS
- Probe top with flash light, you can observe the colour of the brake fluid if needed.
- It’s extremly convenient for personal use and broadly applied in individual workshops, repair factories and dealer workshops.
- Check the health status of DOT-3, DOT-4, DOT-5.1 brake fluid and also most synthetic brake fluids
- As soon as brake fluid sounds too much water alarm, it will remind you that you need to change the brake fluid.
- [Scope of Application] — Automotive Brake Fluid Detector is common fit for most vehicle
- Premium quality and ergonomic design — body with good texture, compact size, perfect hand feeling
- [Precision test and universal probe] — Highly sensitive and precise probe, can quickly and accurately detect DOT-3, DOT-4, DOT-5.1 brake fluid and has received the result in seconds
- Gooseneck surface oils and oxidation resistant, not easily corrosive
- The gooseneck probe provides flexibility in detection, making the detection process more elastic and efficient.Probe top with flash light, you can observe the colour of the brake fluid if needed.
- [Easy Instant Read and Alarm] — High sensitive probe + high resolution screen + audible alarm, instant display result, large display with backlight, easy and clear reading in sun or night
- Simple control panel, easy to use
7. Taxutor Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid -Automotive
By Taxutor
- Easy to use simply power up, dip probes into brake fluid and read results,Only takes seconds to know the results.High quality electrical conductivity mental design, super strong ABS shell, small compact size, easy to carry in pocket
- Check the health status of DOT3, DOT4 car brake fluid, dangerous if you do not change brake fluid timely
- Operated by a LR03 AAA 1.5V battery (not included), automatic shutdown after about 15 seconds of inactivity
- 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate
- PLEASE NOTE: Please use clean water to clean after the test, otherwise the brake fluid may corrode the test pen
8. Jeemiter Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators and 1 pcs Baster, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid -Brake Fluid Level
By Jeemiter
- 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate
- Check the health status of DOT3, DOT4 car brake fluid, dangerous if you do not change brake fluid timely;with capacity 1oz Plastic Nylon Baster to help your get the fluid
- PLEASE NOTE: Please use clean water to clean after the test, otherwise the brake fluid may corrode the test pen
- Operated by a LR03 AAA 1.5V battery (not included), automatic shutdown after about 15 seconds of inactivity
- Easy to use simply power up, dip probes into brake fluid and read results,Only takes seconds to know the results.High quality electrical conductivity mental design, super strong ABS shell, small compact size, easy to carry in pocket
9. BELEY Automotive Brake Fluid Tester Oil Moisture Water Detection with High-Precision Probe for Auto DOT3 DOT4 DOT5.1 Brake Fluid Diagnostic Detector -Automotive
By BELEY
- The brake fluid tester helps us do current maintenance, make sure we drive in safe condition.
- Buzzing and red light double alarm system, test result is clear absolutely.
- Why We Must Have — Brake pressure was transmitted by brake fluid, the pressure transmission will be out of function once brake fluid including too much water
- Premium Design — 250mm Goose Neck Probe provides flexibility on detection, with its chromed surface, can be resistant to oils and oxidation; 3 LED lights show selected brake fluid types and 6 LED lights show percentages of water in the brake fluid.
- In order to safe-driving, we must test water ratio scale in brake fluid regularly
- This automotive brake fluid tester will help you save your time and money on testing and repairing your vehicle.
- Universal Fit — Universal fit for most vehicle
- Convenient Tool — Size of small, perfect hand-feeling
- High precision to test DOT-3, DOT-4, DOT-5.1 brake fluid.
- Quality Warranty — We provide 30day money-back and 24month quality warranty
10. OTC Tools 4598-DOT4 Brake Fluid Tester for use with DOT 4 Brake Fluid -Automotive
By OTC
- It determines the quality of brake fluid and measures moisture from 0%-4%
- Features LED lights to show moisture percentage
- Brake fluid tester for DOT 4
- 1.5V AAA battery included
- Automatically shuts off after 12 Seconds
11. OEMTOOLS 25269 Brake Fluid Tester DOT 3, DOT4 Brake Fluid, DOT 5.1, Brake Tech Tools, Tests Formulas of Brake Fluid for Excess Moisture, Fluid Test Pen -Automotive
By OEMTOOLS
- EASY USE: With an easy push of a button, this brake fluid tester pen turns on and has a built-in self test; Switch button allows for you to easily cycle through fluid test types
- 1, ACDelco DOT 3, Pennzoil, Prestone, Motorcraft, and Toyota DOT 3 with the brake fluid liquid tester
- CONSERVES BATTERY LIFE: This brake fluid test kit features an auto-off function that helps to extend battery life; All you need for operation is 1 AAA battery
- BUILT-IN LED LIGHT: This automotive brake fluid tester has a built-in LED light to ensure tips are in proper contact with fluid in any kind of lighting
- ALL THE FLUIDS: Precisely check the water content of all 8 types of polyglycol-based brake fluids: brake fluid DOT 3, brake fluid DOT 4, DOT 5
- PROTECTS YOU AND YOUR CAR: To prevent brake failure, it’s essential to have this brake fluid test kit; Brake fluid pen is easy to carry and takes up little space
12. Brake Fluid Tester Pen, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid (Black (Pack of 2)) -Automotive
By eOUTIL
- AUTO TURN OFF–In order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time.
- EASY TO USE–The brake fluid tester pen is easy to use.Check the quality of brake fluid in car only takes seconds.Make it easier to operate for beginner.It’s a must-have car tool for your car owners.
- PORTABLE&DURABLE–Brake fluid tester pen is small compact size, easy to carry. Super strong ABS shell, has long service life.
- SAFE&USEFUL–The unit are 2 pack Auto brake fluid tester.Check the health status of DOT3, DOT4, DOT5 car brake fluid, it will be safer for your driving.
- 5 LED INDICATORS–5 LED to indicate percentage of water in the brake fluid with three colors green yellow and red. Even in the dark does not affect reading, make reading data easier.
13. ALLOSUN All-Sun EM2272A Portable Brake Fluid Tester (Auto Brakes Calibrated for Dot3 Dot4 Dot5.1 with LED Indicator), Black -Automotive
By ALLOSUN
- Quick and easy way to test for moisture content in the Brake fluid
- Power supply: 1.5V button cell, LR44 or Equivalent, 3 piece
- Auto brakes calibration for DOT 3, DOT4, and DOT 5
- Fit type: Universal Fit
- LEDs indicating the quality of the Brake fluid
- Measurement range from (0-3%) moisture contain in the Brake fluid
14. allsun Portable Brake Fluid Tester Auto Tools Diagnostic Testing Tool Automotive Brakes Calibrated For DOT 3, DOT4, and DOT 5 with 1 LED Indicator -Brake Fluid Level
By allsun
- Power supply: 1.5V button cell, LR44 or Equivalent, 3 piece
- Quick and easy way to test for moisture content in the Brake fluid
- Measurement range from (0-3%) moisture contain in the Brake fluid
- Auto brakes calibration for DOT 3, DOT4, and DOT 5
- LEDs indicating the quality of the Brake fluid
15. Fuzbaxy Brake Fluid Tester Automotive Tools Diagnostic Testing Tool Auto Brakes Calibrated for DOT3 DOT4 DOT5 with 5 LED Indicator -Automotive
By Fuzbaxy
- Test the car brake fluid quality quickly to check whether it’s qualified, which can remind you to change the brake fluid when necessary to avoid traffic accident
- Protective cap included.Takes 1 x AAA/1.5V battery (not included)
- CE and RoHS approved
- Only takes seconds to know the results,very easy to use
- The LED indicators will show percentage of water in the brake fluid with 3 colors green yellow and red
- Calibrated for cars using DOT4 and DOT3 brake fluids (But DOT3 is almost replaced by DOT4 because DOT4 has better performance)
16. NEXPEAK Brake Fluid Tester Pen with 5 LED for DOT3/DOT4 Car Diagnostic Automotive Testing Tool … -Automotive
By NEXPEAK
- When the green LED doesn’t light up, it means the battery has run out of power and need to replace a new battery.
- 5 LED indicates you the test result and tells you brake fluid quality, it is convenient to know if the brake fluid is healthy or not.
- Battery: 1 x AAA/1.5V (not included)
- Easy to operate this brake fluid test pen, press the button and insert the tester into reservoir for one second when the green LED on.
- Quickly and conveniently to check the quality of the brake fluid, read the results in seconds and let you know it the brake fluid need to be change or not
- Keep safe driving.
- Attention: wash the test probe with tab water after every use.
17. OTC Tools 4598-DOT3 DOT 3 Brake Fluid Tester -Automotive
By OTC
- Automatically shuts off after 12 Seconds
- Brake fluid tester for DOT 3
- Features LED lights to show moisture percentage
- It determines the quality of brake fluid and measures moisture from 0%-4%
- 1.5V AAA battery included
18. Automotive brake fluid tester Oil Moisture Water Detection Sound and Light Double Alarm for Auto DOT3 DOT4 DOT5-DY23 -Automotive
By DUOYI
- In order to safe-driving, we must test water ratio scale in brake fluid regularly
- Brake fluid tester with 250mm goose neck probe provides flexibility of detection
- Hand-held size provide one hand operation experience, Chromed detector resistant to oils and oxidation.
- Brake fluid tester,brake fluid tester pen,brake fluid tester dot 3 dot 4,brake fluid tester for car,brake fluid tester dot 3,brake fluid tester calibrated for dot 4 brake fluids,brake fluid tester dot 4,brake fluid tester strips,brake fluid tester, peachfye,brake fluid tester 5.1
- Buzzing and red light double alarm system, test result is clear absolutely
- The brake fluid tester help us do current
- Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water
19. Universal Brake Fluid Tester, Portable Precision Brake Oil Quality Control Digital Test Pen, Auto Vehicle Automotive Diagnostic Test Tool -Automotive
By Beikalone
- Easy to use, only a few seconds to know the result, it shows clearly the extent of moisture contained by the light-emitting diode, high moisture content will lead to lower boiling point, affect braking performance.
- Automatic shutdown.
- Power supply by AAA batteries (not included).
- Press the switch to turn on the power, the green LED light that represents the battery properly, the green light does not shine on behalf to replace the battery.
- 5 LED indicators show the test results more accurate.
20. Brake Fluid Tester, Profession Automotive Motorcycle Brake Lubricant Moisture Analyzer Detector Intelligent with LCD Display, Auto Diagnostic Testing Tool for DOT 3 / DOT 4 / DOT 5.1 Brake Lube -Brake Fluid Level
By LXB
- Premium Design250mm Goose Neck Probe provides flexibility on detection, with its chromed surface, can be resistant to oils and oxidation; 2.2 inches LCD display with backlit provides an intuitive interface.
- Buzzing and red light double alarm system, test result is clear absolutely.
- Convenient ToolSize of small, perfect hand-feeling
- Support DOT3, DOT4, DOT5.1Quick and easy method to accurately gauge the moisture content of all types of brake fluid.
- 100% SERVICEIf you are confused about the quality of the product or have any other questions, you can email us and we will be happy to solve the problem for you.
- Support all kinds of CarsThe Brake Fluid Tester can be used on all cars; It is easy-to-use and suitable for testing the water percentage in the brake fluid
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21. ALLOSUN All-Sun EM283A Auto Brake Fluid Tester, 1 Pack -Automotive
By ALLOSUN
- It complies with all essential health and safety requirements set out in European directives.
- Fit type: Universal Fit
- Power Supplied by 1 piece 9V(6F22) battery.
- Note: don’t release the on button until the calibration is finished.
22. Brake Fluid Tester Automotive DOT3 DOT4 DOT5.1 Brake Fluid Tester Car Brake Oil Water Content Quick Detection with High-sensitive Sensor,250MM Long Probe,9 Colors LED Indicators,Sound&Light Dual Alarm -Brake Fluid Level
By DUOYI
- 2 Seconds Quick Detect Water Content of Brake FluidThe brake fluid tester can measure the water content in the brake fluid in 2 seconds to determine whether the brake fluid needs to be replaced
- The brake fluid tester will emit a “beep”alarm when the water content exceeds 3% of the red light
- The alarm is loud and stereoscopic, allowing you to easily measure even in noisy environments.
- This brake fluid tester is made of high-grade materials, the arc corners won’t scratched your hand, providing comfortable touching
- Universal fit for most vehicles
- Reinforced material against falling, sturdy and durable, which greatly increases the service life.
- The probe is covered with chromed surface, can be resistant to oils and oxidation
- Equipped with 250mm goose neck probe provides flexibility of detection.
- Highly Sensitive Sensor&250MM Free Bend Stainless Steel Probe Brake Fluid TesterThe probe of brake fluid tester adopts highly sensitive sensor, which can quickly and sensitively measure the water content, and the measurement is more stable
- Universal fit for DOT3/DOT4/DOT5.1 Brake Fluid Detection&Reinforced MaterialThe brake fluid tester can support 3 brake oil type detection, detect DOT3/DOT4/DOT5.1 brake fluid
- Buzzer and Light Dual Alarm Brake Fluid TesterWhen the brake oil moisture content is detected, the LED indicator will lights up
- It helps you do regularly brake fluid check, make sure you drive in safety condition.
- Green light indicates the detection is normal, Yellow light reminds you to change the brake fluid, and Red light warns you to change the brake fluid immediately for safety
- You can clear the test result at a glance.
- 9 Colorful LED Indicators of Brake Fluid Tester3 LED lights show selected brake fluid types and 6 LED lights in different colors show percentages of water content in the brake fluid
23. Phoenix Systems 8006-B Double-Ended Coolant + Brake Fluid Test Strips (15 foil wrapped test strips), 1 Pack -Automotive
By Phoenix Systems
- (Scientific proof)
- Identifies potential Brake fluid and coolant related problems before they occur -thereby ensuring your safety and fewer breakdowns
- May save you from paying for an un-needed Brake fluid or coolant change
- Simply remove the test strip from the foil wrapper, Dip it into your Brake fluid then coolant/antifreeze, and 60 to 90 seconds later you will know the condition of your fluids
- 15 Double-Ended test strips used to test both coolant and Brake fluid
- Gives you the peace of mind that your Brake fluid is good and is safely performing its proper function
24. MR CARTOOL Automotive Brake Fluid Tester Oil Inspection Goose Neck Detector Sound and Light Double Alarm (DY23) -Automotive
By MR CARTOOL
- Brake fluid tester with 250mm goose neck probe provides flexibility of detection
- Buzzing and red light double alarm system, test result is clear absolutely
- Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water
- In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current maintenance, make sure we drive in safety condition.
- Chromed detector resistant to oils and oxidation
- Hand-held size provide one hand operation experience
25. RGEEK Brake Fluid Tester Pen, 5 LED Indicators Display, Auto Brakes Calibrated, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid -Automotive
By RGEEK
- 5 LED Indicators – There are five LED indicator to display
- Power – Only need 1*AAA battery 1.5V (It is not included in the package)
- Easy to Use – This tester pen make it easier to operate for beginner
- Just take seconds to read the test result.
- Auto turn off – It will turn off automatically a few seconds later after you finish your test.
- Portable – The size is small and it is convinient to take it anyplace.
26. Automotive Brake Fluid Tester DOT3 DOT4 DOT5.1 Oil Inspection Goose Neck Detector 23B Digital Brake Fluid Diagnostic Tester with 360° Rotation Probe Backlit Battery Indicator -Brake Fluid Level
By H HOLDPEAK
- NoteAfter use, please clean up the residual stains on the probe that might affect the test.If out of use for a long time, you’d better remove all batteries and store in a dry place at a normal room temperature.HOLDPEAK come with 2 years warranty and lifetime techniacal support,if you have any questions about our product,welcome contact us.
- 360° Rotation Fexible Test ProbeWith the fexible Test Probe,you can 360° Rotate the probe to chage the angle that you need,making it easily to measure the automotive brake fluid.
- Multi-Function Automotive Brake Fluid TesterWith sound alarm function and low voltage alarm,You can get the accurate value through the analog bar graphics,Red light LCD backlight warning unqualified oil,Remind you to changed the oil right now for your safe.
- Large LCD DispalyA large LCD display with the Backlight function,giving you more clear value when you mesure the automotive brake fluid during the dim environment.
- Wide Range of ApplicationsUniversal fit for most vehicle
- High precision to test DOT-3, DOT-4, DOT-5 brake fluid.Respond Time：0.5s
27. Brake Fluid Tester, Auto Brake Diagnostic Testing Tool for DOT3/ DOT4/ DOT5.1, Brake System Diagnostic Testing Tool for All Car, Testing Brake Oil/Hydraulic Fluid/Oil Moisture – BF100 -Automotive
By Tavaski
- Check the results through the LED display
- When it detects that the moisture content of the brake fluid exceeds the standard, the alarm on the back of the device will sound to replace the brake fluid
- Press and hold the power button for 2 seconds to turn on/off the LED flashlight
- How to Use Brake Fluid Tester – First install press the power button deeply for 3 seconds to turn on the power of the device, and then select the current oil type
- Insert the test probe into the brake fluid (wipe the probe clean, otherwise it will affect the results)
- High Sensitivity Probe – This brake system diagnostic testing tool has a high-sensitivity probe, built-in high-quality sensor, high sensitivity, fast response, and easy to use
- Multiple LED Indicators-The brake fluid tester contains various LED indicators, which will help you determine what state the brake fluid is in and whether it needs to be replaced immediately
- It is easy to read and easy to use.
- Tip: Please prepare the battery by yourself.
- Support DOT3, DOT4, DOT5.1 – This brake fluid tester supports multiple types of brake fluid, it can be used to detect brake oil DOT3, DOT4, DOT5.1, DOT3 is the most common type of brake fluid used by daily drivers; DOT4 has a higher boiling point and has found its place in racing vehicles and police cars.
- Accurate Detection and Built-in Audible Alarm -This brake fluid tester can accurately detect the state of the brake fluid
- Keeping the brake fluid good and clean can shorten the braking distance!
- The probe is sturdy and durable, can be twisted and flexible.
28. Powerbuilt 647626 Brake Fluid Tester, Black, DOT 4 -Automotive
By Powerbuilt
- Brake Fluid Tester
- LED lights indicate brake fluid quality
- The Led Indicators will Identify the percentage of water content In the Brake Fluid
- Includes battery and protective cap
- Easy to use – simply power up, dip probes into brake fluid and read results
- This Device Is for checking the quality of the Brake Fluid In the Reservoir and In the lines
- Works with DOT 4 brake fluid
29. ITEQ Brake Lining Thickness Gauge 8 Piece SAE & Metric Steel Constructions -Automotive
By ITEQ
- Color coded brake pad gauge to identify thickness level ranges for brake lining inspection
- The brake measuring tool can be used to quickly gauge any vehicle including trucks and heavy duty transportation
- Each gauge blade has both Metric & SAE: 3 green (12, 10, 8 mm & 0.4724, 0.3937, 0.3150 inch), 3 yellow (6, 5, 4 mm & 0.2362, 0.1969, 0.1575 inch), and 2 red (3, 2 mm & 0.1181, 0.0787 inch)
- Set of 8 gauges denoting 3 thickness levels: Green, Yellow & Red, which indentify if the brakes are still good (Green), should be serviced (Yellow) and must be serviced (Red)
- Constructed out of steel with powder coat riveted together for extra strength and durability
30. Brake Fluid Tester Automotive Brake Fluid Detector Universal Car Brake Fluid Tester Brake Fluid Diagnostic Testing Tool with LED Lights for Vehicle DOT3 DOT4 DOT5.1 -Automotive
By OBDResource
- High Precision: Very fast and accurate to test DOT-3, DOT-4, DOT-5.1 brake fluid.The Goose Neck Probe of the brake fluid tester is very sensitive,only takes seconds to know the results.
- Provides an intuitive interface for easy reading data when using
- It’s very convenient for personal use and broadly applied in individual workshops, repair factories and dealer workshops.
- Buzzing alarm system, test result is clear absolutely.
- Wide Application: This brake fluid tester is universal fit for most vehicle
- The fuselage has good texture, all functions in one button, easy to operate
- Check the health status of DOT-3, DOT-4, DOT-5.1 brake fluid and most synthetic brake fluids
- Universal Probe: The goose neck probe provides flexibility on detection.It is made of special materials that it can be resistant to oils and oxidation,not easily corroded.There are LED lights on the probe, you can observe the color of the brake fluid when necessary.
- Energy Saving and Environmental Protection: Our automotive brake fluid tester has the automatic shutdown function, it will automatic shutdown after 5 minutes of standby.And only 2 AAA 1.5v batteries are needed when using.It’s power saving and simple for using.
- Simple Design: 3 LED lights show selected brake fluid types and 6 LED lights show percentages of water in the brake fluid
31. Digital Brake Fluid Tester Oil Quality Check Pen Auto Diagnostic Oil Detection Pen Diagnostic Testing Tool W/ 5 LED Lights for DOT3 / DOT4 / DOT5 -Automotive
By Vbestlife.
- The main function of this brake fluid test pen is brake fluid quality determining
- The main function of this brake fluid test pen is brake fluid quality determining
- Brake Liquid Tester is suitable for professional use in automotive repair shops to test DOT3 / DOT4 / DOT5 liquid
- Brake fluid tester is designed without cable connector, portable and light weight, convenient to carry and use
- ing to the variation of electrical conductivity to determine the moisture content of the brake fluid change
- The main function of this brake fluid test pen is brake fluid quality determining
- The main function of this brake fluid test pen is brake fluid quality determining
- 5 LED lights display the percentage of moisture content in brake fluid, provides more accurate test result
32. Automotive Brake Fluid Tester Oil Inspection 250mm Goose Neck Detector 2.2” LCD for DOT3 DOT4 DOT5- DY23B -Automotive
By DUOYI
- The interface is rationalized and the test results are clear at a glance
- Brake fluid tester with 250mm goose neck probe provides flexibility of detection.
- Metal probe, oil and oxidation resistant, long service life
- Chromed detector resistant to oils and oxidation; 2.2 inch LCD display with backlit provide intuitive interface.
- Buzzing and red light double alarm system, test result is clear absolutely.It can be resistant to oils and oxidation
- LCD screen display, easy to operate and easy to use.
- In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current maintenance, make sure we drive in safety condition
- Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water
33. Loctite Heavy Duty Threadlocker, 0.2 oz, Blue 242, Single -Brake Fluid Level
By Loctite
- Locks and seals threaded fasteners that require disassembly
- Medium-strength allows nuts and bolts to be removed with hand tools
- Advanced formula prevents loosening of metal fasteners caused by vibrations
- Protective design protects threads from rusting and corroding
34. Brake Liquid Tester,Digital Brake Fluid Tester Portable Oil Quality Check Pen With 5 LED Lights For DOT3 / DOT4 / DOT5 -Automotive
By xuuyuu
- PREMIUM QUALITYThe oil quality tester is designed without cable connector, portable and light weight, convenient to carry and use.
- USEFUL TOOLThe brake liquid tester is according to the variation of electrical conductivity to determine the moisture content of the brake fluid change.
- PROFESSIONAL DESIGNThe brake fluid tester main function of this brake fluid test pen is brake fluid quality determining.
- SCOPE OF APPLICATIONThe car diagnostic tool suitable for professional use in automotive repair shops to test dot3 / dot4 / dot5 liquid.
- WITH LEDThe oil quality check pen with 5 led lights display the percentage of moisture content in brake fluid, provides more accurate test result.
35. Brake Fluid Tester, Automotive Diagnostic Testing Tool Auto Brakes Calibrated Tester with 5 LED Indicator -Automotive
By Keenso
- Brake fluid should be checked regularly and changed every one to two years for moisture seeping into the brake system through the brake hoses
- ☆ 5 LED Indicator: 5LEDs to indicate percentage of water in the brake fluid
- 2% water/ Approx
- ☆ Perfect Tool: Ideal led brake fluid tester for check brake fluid quality
- ☆ What You Will Get: We stand behind all of our them with a 100% product guarantee and promise to give you the best in customer care! If you have any issue about the item, please contact us by e-mail, we will try our best within 24 hours to reply
- ☆ Automatically Power Off: This brake fluid tester will power off automatically when no operation for a few seconds, which can save your battery power and energy cost
- Green indicator ligght means no water in the brake fluid, Yellow means less than 1% water/ Approx
- Press the button to turn on, the green LED will light up
- ☆ Easy To Use: Insert the brake fluid test pen into reservoir for one second then the test result will indicated by LEDs
- 3% water, Red means Approx
36. Brake Fluid Tester with 5 LED Indicator Brake Liquid Testing Pen Automotive Brake Diagnostic Testing Tool Calibrated For DOT4 -Automotive
By VXSCAN
- The test results are more accurate.
- SmallSmall compact size, easy to carry in pocket.
- FastOnly takes seconds to know the results
- Easy to use.
- AccurateLED display lights the percentage of moisture content in the brake fluid
- To Check Fluid QualityPress the button for power on, green LED will light up.Insert the tester into reservoir for a second , then the results will be indicated correctly by LEDs.Auto power off.
- BatteryTakes 1 x AAA/1.5V battery (not included)
37. Performance Tool W181 Brake Fluid Tester -Brake Fluid Level
By Performance Tool
- 1-AAA Battery Included
- 5 LED readout indicates percentage of moisture
- Determines moisture level in brake fluid
38. CRC BRAKLEEN Brake Parts Cleaner – Non-Flammable -1lb 3 Oz (05089) -Brake Fluid Level
By CRC
- Cannot be sold for use in ca or nj
- The original brake parts cleaner
- Non-flammable
- Formulated to quickly & effectively remove grease, brake dust, brake fluids, oils, & other contaminants from brake parts, lining, pads
- This item is not for sale in catalina island
39. SONKIR Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Green) -Patio, Lawn & Garden
By SONKIR
- Kindly NOTE: This soil tester can not be applied to test pH value of any other liquid
- INDOOR & OUTDOOR USE: Design to be lightweight and portable, easy to carry around for outdoor use, ideal soil test tool kit for home plants, garden, lawn and farm.
- EASY TO USE: No batteries needed, just insert the sensor probe into the soil about 2-4 inches, toggle switch to test moisture, pH, sunlight you would like to measure.
- If the soil is too dry the indicator will not move, and water it before testing.
- ACCURATE & RELIABLE: Double-needle Detection Technology strongly enhances the speed and accuracy of detecting and analyzing soil moisture and pH acidity.
- 3-IN-1 FUNCTION: Test soil moisture, pH value and sunlight level of plant with our soil meter, helps you specialize in grasping when you need to water your plant.
40. Phoenix Systems (3001-B) Brake Fluid Test Strips, 100 Test Strips Per Tube, BrakeStrip, FASCAR, Copper -Automotive
By Phoenix Systems
- Great for DOT 3, 4 and 5.1 brake fluid (most vehicles use DOT 3 or 4)
- (scientific proof)
- Gives you and your team of service advisors confidence to offer a needed brake fluid exchange.
- Simply remove a test strip from the tube, dip it into brake fluid and 60 seconds later you will know the condition of the brake fluid
- The test follows MAP guidelines and DOT test standards to determine when to change brake flujid
- Identifies potential brake flulid related problems before they occur -thereby ensuring your customers safety.
- Helps increase the number of needed brake fluid exchange services you perform by providing proof for the needed service.
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41. General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible and Visual High-Medium-Low Moisture Content Alerts. -Tools & Home Improvement
By General Tools
- INCLUDES- Extra 0
- (8mm) stainless steel pins, protective cap that doubles as a calibration checker and a “9V” battery
- (8mm) high digits in a backlit LCD display for quick and easy viewing plus a hold function to freeze a reading, auto power off and a low battery indicator
- FIRST STEP IN MOLD PREVENTION – By checking suspicious water stains with a moisture tester around the house, you can determine whether the area is wet (a perfect breeding ground for mold) or has long since dried
- EASY TO READ AND USE- Large 0
- DETECT MOISTURE- Determine the moisture content of wood and other building materials (like drywall) or check water damaged areas to see if moisture is still present
- Overall measurement range of 5 to 50% for wood and 1
- 3 in
- 5 to 33% for building materials as well as low, medium and high moisture tones and colored green, yellow and red LED visual alerts
- 3 in
- ACCURACY- Stick the stainless steel pins into the surface of what you are measuring in order to get a read-out
42. Prestone AS400 DOT 3 Synthetic Brake Fluid – 12 oz. -Automotive
By Prestone
- Provides an extra margin of safety in extreme braking conditions
- Both wet and dry boiling points exceed the minimum government standards
- Delivers braking power when needed by avoiding a spongy pedal
- Mix of polyglycol ethers ensures hot brake-system operation will not create dangerous vapor
- Excellent for ABS, disc and drum brake systems
43. FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light -Automotive
By FOXWELL
- Please NoteDear customer, if you are not pleased with your NT301 and choose to return it, please kindly mark it unsellable to avoid an used one is resold again to other customers
- If any scratches are found, just tear off the screen protector from the upper left or upper right corner
- Red-Yellow-Green Leds and build-in speaker indicate the readiness status for confident emissions test.
- Vehicle CEL DoctorThe NT301 obd2 scanner enables you to read DTCs, locate bad O2 sensors, access to emissions readiness status, turn off CEL(check engine light) or MIL, reset monitor, read live data and retrieve VIN of your vehicle.
- Warm TipNT301 car scanner can be used directly with no need for registration or update, as it is already the latest version
- It is recommended as a necessity in your toolbox and one of the best gifts for Home and Autoshop Mechanics.
- Unique PATENTED design, 2.8″ color screen, Free Lifetime Update and 1-year seller assurance with EXCLUSIVE tech and service team.
- Appreciate very much!
- Codes analysis and Printer compatible
- Graphing live vehicle sensors data allows you to focus on any suspicious data and trend.
- Smog Check HelperRead/Erase and I/M readiness hotkeys make it easy to use the car computer reader right out of the package
- Your Foxwell’s screen is with a tightly-fitting screen protector
- No battery required, NT301 obd scanner is charged directly from the 16pin DLC in your vehicle
- Worthy to OwnRecommended by Mechanic Scotty Kilmer on Youtube
- Accurately read error codes for most Worldwide cars, SUVs, light trucks and 12V diesels equipped with Obd2
- Home NecessityOpen to global customers
- Accuracy & StreamsLive data graphing and logging
44. Phoenix Systems (3003-B) Brake Fluid Test Strips, 2 Strips Per Package, Reveals Brake Fluid Condition -Automotive
By Phoenix Systems
- May save you from paying for an un-needed brake fluid exchange.
- Great for DOT 3, 4 and 5.1 brake fluid (most vehicles use DOT 3 or 4)
- Gives you the peace of mind that your brake fluid is good and is safely performing its proper function.
- (scientific proof)
- Identifies potential brake flulid related problems before they occur -thereby ensuring your safety.
- Simply remove the test strip from the foil wrapper, dip it into your brake fluid and 60 seconds later you will know the condition of your brake fluid
45. KINGBOLEN Car Brake Fluid Tester -Automotive
By KINGBOLEN
- Red indicates the brake fluid needs immediate replacement; Green represents good condition; Yellow indicates the state is acceptable but soon replaced.
- It shows clearly the extent of moisture contained by the light-emitting diode, high moisture content will lead to lower boiling point, affect braking performance
- Brake fluid detection pen
- Brake fluid detection pen is based on the change in conductivity to determine the moisture change brake fluid
46. Bosch ESI6-32N Brake Fluid (Direct Replacement for DOT 3, DOT 4, and DOT 5.1) -Automotive
By Bosch Automotive
- Standard brake fluid has a recommended change interval of 2 years
- Use with or direct replacement for DOT 3, DOT 4, and DOT 5.1
- Exceeds all DOT 3, DOT 4, and DOT 5.1 standards
- High compatibility
- Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 670mm2/s
- The recommended change interval for Bosch ESI6 is 3 years.
- Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5.1
47. GS Universal Auto Brake Fluid Tester Pen 5 LED Indicator Mini Car Vehicle Testing Tool Car Fluid Tester Diagnostic Tools For DOT3 DOT4 DOT5 -Automotive
By G&S
- Press the Button for Power On, Green LED Will Light Up
- Insert the Tester into Reservoir for One Second Then the Tester Result Will Be Correctly Indicated by LEDs.
- Developed for Professional Use in Automotive Repair Shops and in Servicing.
- The Tester Can Be Used as a Digital Brake Fluid Tester Suitable for Determining Brake Fluid Quality.
- Testing DOT 3, DOT4, DOT5 Brake Fluid.
- Dip the Test Probes into the Brake Fluid Up to the Plastic Rim of the Device, to Check Fluid Quality.
48. Prestone AF-1420 Antifreeze/Coolant Tester -Automotive
By Prestone
- Allows visual inspection for rust and sediment
- Fit Type: Universal Fit
- Provides a quick and easy method to safely collect a sample and measure coolant concentration
- Assists in preventing freeze-ups and boil-overs
- Helps in ensuring good corrosion protection
- Easily tests for anti-freeze/anti-boil protection
49. Finish Line High Performance DOT 5.1 Brake Fluid, 4-Ounce -Moisture Meters
By Finish Line
- Specifically engineered for use in bicycle hydraulic disc brake systems
- A high-Performance DOT 5.1 Brake Fluid Oil for Bicycle Brake Systems, Features a super low viscosity to yield superior lever response, pad retraction
- Specifically engineered for use in bicycle hydraulic disc brakes
- Formulated specifically for bicycle brake systems and feature no compromise, leading edge chemistry to provide superior fluid
- Specifically engineered for use in bicycle hydraulic disc brakes
- Prevents foaming and overheating
- Specifically engineered for use in bicycle hydraulic disc brakes
- Provides maximum fluid life and braking performance, even at low temperatures and are compatible with all brake systems currently sold
50. LUCAS OIL 10827 Multi 12 Ounce Brake Fluid -Automotive
By Lucas Oil
- High quality blend of polyethylene glycol ethers and additives
- Protects against rust and corrosion
- Compatible with all brake system rubber components and other brake fluids
- Prevents seal hardening or softening
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 brake fluid moisture testers.
- ITEQ
- PTE
- OBDResource
- BSBMIEQM
- eOUTIL
- KINGBOLEN
- Taxutor
- Jeemiter
- BELEY
- OTC
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 brake fluid moisture testers.
1. Features
There’s no point in purchasing a brake fluid moisture testers 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 brake fluid moisture testers 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 brake fluid moisture testers 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 brake fluid moisture testers?
According to my research, the Phoenix Systems (3001-B) Brake Fluid Test Strips, 100 Test Strips Per Tube, BrakeStrip, FASCAR, Copper is the best option.
Is Phoenix Systems a reliable brand?
It’s one of the best brands, not only does it make the top-rated brake fluid moisture testers, but it also is known for its exceptional service.
Which is the cheapest yet powerful brake fluid moisture testers?
According to me, the Brake Fluid Tester, Profession Automotive Motorcycle Brake lubricant Moisture Analyzer Detector Intelligent, Auto Diagnostic Testing Tool for DOT 3 / DOT 4 / DOT 5.1 Brake Lube (Gray) 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: Phoenix Systems, LXB, FOXWELL, OTC, and ALLOSUN.
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 brake fluid moisture testers 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 brake fluid moisture testers for your usage. If you are still struggling to find one, feel free to comment below or contact me.
