Updated: 27 Feb 2025

autozone brake fluid testers

Explore up to 18% Off

Updated: 27 Feb 2025

#1

Best Choice
Phoenix Systems (3001-B) Brake Fluid Test Strips, 100 Test Strips Per Tube, BrakeStrip, FASCAR, Copper,White

9.7

Phoenix Systems

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Main highlights

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.

Gives you and your team of service advisors confidence to offer a needed brake fluid exchange.
#2

Value for Money
BETOOLL 14pcs Compression Tester with Spark Plug Tester & Brake Fluid Liquid Tester Pen - 300PSI Engine Cylinder Compression Gauge Automotive Tool

9.6

BETOOLL

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Main highlights

Versatile Compatibility: This brake fluid detection pen is compatible with most vehicles. It is designed to detect moisture content in DOT-3, DOT-4, and DOT-5.1 brake fluids, making it an essential tool for individuals, repair shops, and dealer workshops.

User-Friendly and Portable: Using the brake fluid detection pen is a breeze. Its compact size allows for easy portability. Just press the button, insert the tester into the reservoir, and within seconds, the LED indicators will provide you with precise results. It's a convenient and user-friendly tool for anyone.

The engine compression tester kit is used to test the pressure of petrol engines to help determine cylinder problems, not applicable to crude oil engines.
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#3
KAIWEETS Brake Fluid Tester Pen with Corrosion Resistance Probe, High-Precision Brake Fluid Moisture Tester with Data Hold Function, Buzzer Alarm, 3 Colors Backlight, Calibrated for DOT3, DOT4, DOT5.1

9.5

KAIWEETS

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Why we love it

Durable and corrosion-resistant design.

Quick and precise measurements.

User-friendly with convenient alerts.

Main highlights

Corrosion Resistant and Accurate
Features a corrosion-resistant probe with 0.3 accuracy for reliable brake fluid testing.

Ideal for Mechanics and DIYers
Compact, easy-to-use tester suited for both professionals and hobbyists.

Praised for Convenient Alerts
Three-color backlight and buzzer alarm enhance safety and usability.
#4
ITEQ Brake Fluid Liquid Tester Pen with 5 LED Indicators, Calibrated For DOT3 DOT4 Brake Fluid

9.3

ITEQ

-18%

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Why we love it

Quickly checks brake fluid quality to prevent accidents.

Easy-to-read LED indicators show water percentage clearly.

Simple and fast results in seconds, very user-friendly.

Main highlights

The LED indicators will show percentage of water in the brake fluid with 3 colors green yellow and red

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

Calibrated for cars using DOT4 and DOT3 brake fluids (But DOT3 is almost replaced by DOT4 because DOT4 has better performance)

-18%
#5
Outzone Brake Fluid Level Tester-Diagnostic Testing Tool-Support DOT3 DOT4 DOT5.1 Switchable-Highly Sensitive Universal Probe-Accurate Testing with Rapid Response-Dual Mode Detection

9.2

Outzone

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Main highlights

★【Regular testing to ensure safety】 Ensure your driving safety with the brake fluid tester accurately and quickly test the quality of your car brake oil.Suitable for all car owners, whether you have a personals or commercial vehicle, regularly test your brake fluid quality and take necessary measures based on the test results.

★[New upgrade Seven functions]Multiple detectionDOT3/DOT4/DOT5.1. High sensitivity probe.High precision detection， Plug and check.Stainless steelwire tube,Multi-directional bending, easy to operate.Dual mode detection.Probe fil light.Intelligent shutdown,Automatic shutdown after three minutes of standby.

★[Comprehensive Functions]Brake fluid detection pen is based on the change in conductivity to determine the moisture change brake fluid. 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. Red indicates the brake fluid needs immediate replacement, green represents good condition, yellow indicates the state is acceptable but soon replaced.
#6
Aicevoos NF Brake Fluid Tester Pen Brake Fluid Test Strips, Calibrated for DOT3 DOT4 DOT-5.1 Brake Fluid

9.1

Aicevoos

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Main highlights

WIDE RANGE OF APPLICATIONS: The automotive brake fluid tester is a universal device for most vehicles. It can check the condition of DOT-3, DOT-4, DOT-5.1 brake fluids as well as most synthetic brake fluids. It is extremely easy for personal use and is widely used for private workshops, repair shops and car dealerships.

EASY TO USE: The test procedure is fast and efficient and has a simple control panel. The backlight lights green at 0%-2% data (brake fluid is ready to use). At 2%-3%, the backlight turns yellow and the buzzer sounds slowly (brake fluid needs to be changed). The backlight is red and the buzzer sounds quickly when the data is greater than 3% (brake fluid needs to be changed immediately).

EASY READING: high-sensitivity probe + audible alarm, instant display of results, large screen with three-color backlight, easy to read the measurement results whether day or night.
#7
TESMEN TBF-200 Brake Fluid Tester with 8.5-Inch Corrosion Resistance Gooseneck Probe, High-Precision Brake Fluid Tester Pen with Data Hold, 3 Colors Backlight Alarm for DOT3, DOT4, DOT5.1-Blue

9.0

TESMEN

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Main highlights

Versatile and Feature-Rich: TESMEN TBF-200 Brake Fluid Tester is a comprehensive inspection tool, compatible with three types of brake fluids: DOT3, DOT4, and DOT5.1. Additionally, it features a data hold function, making it easy to record measurements during testing

Efficient Measurement and Quick Readout: TESMEN TBF-200 is equipped with a digital display and a tri-color backlight alarm system. With a measurement range of 0%-4%, it allows you to quickly draw conclusions based on the clearly displayed values

Corrosion-resistant and Clean: TESMEN TBF-200 brake fluid tester features a corrosion-resistant metal probe paired with an 8.5-inch adjustable gooseneck. This design ensures flexible operation while preventing device corrosion and maintaining cleanliness, ultimately extending the tester's lifespan
#8
Brake Fluid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 9 LED Indicators for DOT3/DOT4/DOT5.1 Brake Fluid(BF100)

8.8

KINGBOLEN

-10%

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Main highlights

【Support all kinds of Cars】KINGBOLEN 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. Any problems please contact us to get prompt solutions. please contact us with Amazon or send mail to support@kingbolen. com .

【Support DOT3, DOT4, DOT5.1】Quick and easy method to accurately gauge the moisture content of all types of brake fluid.

【High Precision Sensor 】KINGBOLEN Brake Fluid Tester has nickel plated metal probe, which is oil-proof and oxidation-proof, with good condition and high precision.

-10%
#9
Aicevoos NC Brake Fluid Tester Pen Brake Fluid Test Strips, Calibrated for DOT3 DOT4 DOT-5.1 Brake Fluid

8.7

Aicevoos

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Main highlights

WIDE RANGE OF APPLICATIONS: The automotive brake fluid tester is a universal device for most vehicles. It can check the condition of DOT-3, DOT-4, DOT-5.1 brake fluids as well as most synthetic brake fluids. It is extremely easy for personal use and is widely used for private workshops, repair shops and car dealerships.

EASY TO USE: The test procedure is fast and efficient and has a simple control panel. The backlight lights green at 0%-2% data (brake fluid is ready to use). At 2%-3%, the backlight turns yellow and the buzzer sounds slowly (brake fluid needs to be changed). The backlight is red and the buzzer sounds quickly when the data is greater than 3% (brake fluid needs to be changed immediately).

EASY READING: high-sensitivity probe + audible alarm, instant display of results, large screen with three-color backlight, easy to read the measurement results whether day or night.
#10
BELEY Automotive Digital Brake Fluid Tester (B10)

8.4

BELEY

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Main highlights

Suitable for More Brands of Brake Fluid: This Car Brake Fluid Detector has a wide range of applications, it can test DOT-3, DOT-4, and DOT-5.1 types of brake fluids, and provide special inspection options for MOTUL, for ATE, for FERODO, for MOBIL, for BREMBO, for TRW, for BOSCH, for CASTROL, for TOTAL, for VALEO, for FUCHS and other brands of brake fluids to make the test results more accurate.The Best Father's Day Gifts for Auto Mechanics.

Highly Sensitive Probe: Automotive brake fluid tester has a highly sensitive sensor and a 260 mm goose-neck probe, which is designed to bring users a simpler and more convenient experience. The outer layer of the hose is made of 304 stainless steel, which is highly resistant to oil, oxidation and corrosion, effectively extending the service life of the equipment.Arrives before Father's Day.

Convenient & Sensitive and Accurate Testing: BELEY New Updated Car brake fluid tester adopts the boosted pressure testing system, which is a new boosted pressure fast testing solution, featuring stable working performance, efficient measurement, and accurate test results. Ideal Tool for the DIY people and mechanics.Father's Day Gifts.

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autozone brake fluid testers

Phoenix Systems (3001-B) Brake Fluid Test Strips, 100 Test Strips Per Tube, BrakeStrip, FASCAR, Copper,White

9.7

Main highlights

BETOOLL 14pcs Compression Tester with Spark Plug Tester & Brake Fluid Liquid Tester Pen - 300PSI Engine Cylinder Compression Gauge Automotive Tool

9.6

Main highlights

KAIWEETS Brake Fluid Tester Pen with Corrosion Resistance Probe, High-Precision Brake Fluid Moisture Tester with Data Hold Function, Buzzer Alarm, 3 Colors Backlight, Calibrated for DOT3, DOT4, DOT5.1

9.5

Why we love it

Main highlights

ITEQ Brake Fluid Liquid Tester Pen with 5 LED Indicators, Calibrated For DOT3 DOT4 Brake Fluid

9.3

Why we love it

Main highlights

Outzone Brake Fluid Level Tester-Diagnostic Testing Tool-Support DOT3 DOT4 DOT5.1 Switchable-Highly Sensitive Universal Probe-Accurate Testing with Rapid Response-Dual Mode Detection

9.2

Main highlights

Aicevoos NF Brake Fluid Tester Pen Brake Fluid Test Strips, Calibrated for DOT3 DOT4 DOT-5.1 Brake Fluid

9.1

Main highlights

TESMEN TBF-200 Brake Fluid Tester with 8.5-Inch Corrosion Resistance Gooseneck Probe, High-Precision Brake Fluid Tester Pen with Data Hold, 3 Colors Backlight Alarm for DOT3, DOT4, DOT5.1-Blue

9.0

Main highlights

Brake Fluid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 9 LED Indicators for DOT3/DOT4/DOT5.1 Brake Fluid(BF100)

8.8

Main highlights

Aicevoos NC Brake Fluid Tester Pen Brake Fluid Test Strips, Calibrated for DOT3 DOT4 DOT-5.1 Brake Fluid

8.7

Main highlights

BELEY Automotive Digital Brake Fluid Tester (B10)

8.4

Main highlights

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