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The Best Antifreeze Tester of 2023 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Antifreeze Tester of 2023. Check our ranking below.
2,272 Reviews Scanned
SaleRank No. #1
Prestone AF-1420 Antifreeze/Coolant Tester
- Easily tests for anti-freeze/anti-boil protection
- Allows visual inspection for rust and sediment
- Provides a quick and easy method to safely collect a sample and measure coolant concentration
- Helps in ensuring good corrosion protection
- Assists in preventing freeze-ups and boil-overs
SaleRank No. #2
Thexton THE106 Anti-Freeze Tester
- Readings in Celsius and Fahrenheit
- Number of floating discs measures level of protection
- Temperature compensating tester is accurate whether coolant is hot or cold
- Package Dimensions: 5.842 L x 31.75 H x 5.842 W (cm)
Rank No. #3
Antifreeze Tester, coolant Tester Quality Dial Type Rapid Test Anti Freeze Densitometer Coolant Tester Accessory Checking prestone Liquid
- Efficient work: The tester accessories are easily calibrated at C and F, measuring the freezing point to prevent winter and the boiling point to prevent summer.
- Efficient work: The tester accessories are easily calibrated at C and F, measuring the freezing point to prevent winter and the boiling point to prevent summer.
- After sales service Thank you for purchasing our products. If you have any questions, please feel free to contact us, we will reply you as soon as possible.
- Strict quality control Our anti Freeze tester is professionally manufactured and passed strict quality inspection. Its quality is trustworthy.
- Easy to install Easy to install. You can directly replace the old or damaged one.
Rank No. #4
E-Z Red S102 Anti-Freeze Hydrometer
- FAST AND ACCURATE: The EZRED anti-freeze coolant Hydrometer offers a quick and easy to read level.
- EASY TO USE: This Antifreeze hydrometer uses a proprietary method to provide the most accurate results in an extremely easy to read way.
- PROFESSIONAL AND HOME USE: EZRED’s S102 antifreeze coolant tester shows results in both °C and °F which offers a wide range of use.
- BUILT TO LAST: This antifreeze coolant tester is made of very strong materials and is resistant to dirt, grim, grease and most drops.
- MADE IN THE USA: This antifreeze coolant tester is made is the United States of America
SaleRank No. #5
ATD Tools 1106 Professional Antifreeze and Coolant Tester
- Easily checks condition of antifreeze and coolant
- Works for all ethylene glycol coolants, including GM Dex-Cool
- Tough, shatter-resistant clear housing
- Simple to use
Rank No. #6
Coolant Tester, Antifreeze Tester High Accuracy Dial Type Anti-Freeze Coolant Tester Car Battery Liquid Densitometer 6/12/24V
- Suitable for testing hot or cold batteries on 6 and 12 Volt systems. Fast and accurate with easy to read scale and pointer.
- Calibrated in ℃ and ℉, measures freezing point for winter protecting and boiling point for summer protecting.
- The testers are accuracy calibrated with easy to read indicators.
- Made with durable materials that are resistant to elements.
- Product Detail: Built to meet standard specification, strictly follow factory quality control.Fine workmanship, wear‑resistance and the service life is longer.
Rank No. #7
OEMTOOLS 24507 Professional Series Ethylene Glycol Antifreeze Tester,Tests Freezing Point of Antifreeze and Proper Water/Coolant Mixture
- WORKS WITH YOUR ENGINE HOT OR COLD: Disc-type tester is accurate at all temperatures; Tests your coolant’s freezing point and helps guard against coolant overprotection
- EASY TO READ: Count the number of floating disks in the coolant tester and compare it to the chart on the body of the tester, which shows coolant freezing temperature in both Celsius and Fahrenheit; Five floating discs means ideal protection
- PREVENTS OVERPROTECTION: Includes a special 6th disc which shows overprotection and a loss of coolant efficiency due to a bad water-coolant mix; Our antifreeze and coolant tester has you covered
- SIMPLE AND POWERFUL: Features a clear body that makes it easy to check your coolant for impurities, such as rust; All-in-one coolant tester kit features a simple yet powerful design
- WORKS ON ANY VEHICLE: Test diesel antifreeze, RV antifreeze, camper antifreeze, marine antifreeze, just about any vehicle's antifreeze coolant with ease with our coolant tester
Rank No. #8
ABN Deluxe Antifreeze and Coolant Tester Hydrometer Tester – Automotive Antifreeze Tester for Ethylene Glycol Coolant
- EFFORTLESSLY TEST YOUR ANTI FREEZE MIXTURE: Antifreeze, also known as coolant, is designed to prevent water from freezing up in cold climates and to prevent your engine from overheating which can cause mechanical breakdowns and engine failure; Avoid these issues by testing your coolant mixture with the ABN Deluxe Car Antifreeze Coolant Test Kit
- BUILT TO LAST: Constructed of premium plastic and rubber materials, this antifreeze tester is designed to easily test freezing and boiling temperatures of your coolant to water solutions; The large rubber bulb and 5.5-inch (14 cm) rubber tube makes it easy to suck liquid into the small plastic reservoir; Easy to read stickers allow you to test the solution and provides instructions; Flush out with water after each use for accurate readings
- CLEAR TESTER FOR VISUAL INSPECTION: As a bonus, the clear reservoir allows you to inspect the condition of the antifreeze in your vehicle; Easily inspect color and for any rust, sludge, or other sediments
- EASY TO READ HYDROMETER SCALE: The clear capsule contains sensitive pointers that measure the freezing and boiling points of the liquid in both Celsius and Fahrenheit; These pointers are easier to read than standard coolant test strips because you do not need to focus on the color or PH balance to understand the freeze and boiling points of your solution; One side of the tester is labeled with freeze point scale while the other side is labeled with boiling point scale
- COMPATIBLE WITH ALL ETHYLENE GLYCOL ANITFREEZE: Works with all ethylene glycol coolants including GM Dex-Cool; This tester provides immediate results on the freezing and boiling points of your coolant to water mixture; Use vehicle manual and geological location to decide on the best ratio for your vehicle
Rank No. #9
Psytfei Antifreeze Coolant Tester Automotive Antifreeze Tester ABS Hydrometer Tester Anti Freeze Densitometer Coolant Tester for Ethylene Glycol Coolant
- Ensure Peak Engine Performance: Get fast and accurate results with our antifreeze coolant tester, measures both freezing and boiling points, preventing costly mechanical failures and engine issues.
- Built to Last: Crafted with high-quality ABS materials, our durable coolant tester designed for durability and long-lasting use, suitable for various applications.
- Easy-to-Read Scale: Calibrated in both Celsius and Fahrenheit, our tester features clear scales and pointers for accurate readings, protecting your engine year-round.
- Smart Maintenance Decisions: With rapid testing and stable characteristics, Determine the optimal ratio for your vehicle based on the manual and location, saving time and money on maintenance.
- Compact & Portable: Take our lightweight coolant tester anywhere you go, ensuring your engine runs smoothly and efficiently with Psytfei's trusted quality,must-have for any automotive enthusiast.
SaleRank No. #10
Zerone Coolant Tester, Automotive Antifreeze Tester Accurate Dial Type Rapid Test Anti Freeze Densitometer Coolant Tester Accessory for Coolant
- Practical Coolant Tester: Measures freezing point for winter protection and boiling point for summer protection. Is designed to prevent water from freezing up in cold climates and to prevent your engine from overheating which can cause mechanical breakdowns and engine failure;
- Durable ABS Material: Fast and accurate with easy to read scale & pointer. This antifreeze tester is designed to easily test freezing and boiling temperatures of your coolant to water solutions;
- Work Efficiently: Rapid-test coolant tester, quick to know coolant state. Easy to read stickers allow you to test the solution and provides instructions; Flush out with water after each use for accurate readings
- Compact and Portable: Lightweight and portable, easy to carry and use. The clear reservoir allows you to inspect the condition of the antifreeze in your vehicle;
- Easy Operation: Calibrated in °C and °F, convenient to test. This tester provides immediate results on the freezing and boiling points of your coolant to water mixture; Use vehicle manual and geological location to decide on the best ratio for your vehicle
Rank No. #11
4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid
- Function 1: Measuring freezing point of automobile antifreeze based on ethylene glycol or propylene glycol.Measuring Range: -50 to 0 ℃.
- Function 2: Measuring specific gravity of battery acid and provide a quick reference of battery charge condition.Measuring Range:1.10 to 1.40 kg/l
- Function 3: Measuring windshield washer fluid based on ethanol or isopropyl alcohol.Measuring Range:-40 to 0 ℃
- Function 4:Measuring Urea Concentration in automobile diesel exhaust fluid (DEF).Measuring Range:30% to 35%
- Features automatic temperature compensation: makes it even easier to get fast results.
SaleRank No. #12
Antifreeze Refractometer in Fahrenheit Coolant Refractometer 4 in 1 Antifreeze Tester for Checking Freezing Point of Automobile Antifreeze System, Battery Fluid, Glycol, Coolant
- 4-in-1 Tester - Measuring Freezing of automoblie antifreeze based on ethylene glycol or propylene glycol -60℉ to 32℉. Measuring Specific Gravity of battery acid 1.10 to 1.40Kg/L. Measuring of Windshield Washer Fluid based on ethanol or isopropyl alcohol -40℉ to 32℉. Measuring Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35%
- Display In Fahrenheit - Updated antifreeze coolant refractometer in Fahrenheit (℉) display, allow you easy to read measured results by ℉ unit, no need to units conversion and save your time
- ATC Function - Coolant refractometer Fahrenheit can automatically compensate temperature when ambient temperature changes, eliminate the deviation, you can get the accurate results fast and easier
- Easy To Use - Only need 2 or 3 drops of solution and wait for few seconds, then you get the accurate results. These antifreeze tester needs less sample solution than tradistional hydrometer and less expensive then digital refractometer
- Durable And Portable - Antifreeze coolant tester is made of aluminum and ABS rubber, non-staining, anti-rust and stury for long perfermance. Comes with durable plastic box, portable and easy to take with you
Rank No. #13
CYCLOPS INSTRUMENTS Antifreeze Premium Refractometer for Automotive Antifreeze System, AdBlue, DEF, Battery Acid, and Windshield Washer Fluid | Measures Freezing Point Temperature and Concentration
- Premium quality accurate and Reliable: Our antifreeze refractometer is designed to provide precise and dependable readings, ensuring accurate measurements of the freezing point and concentration of antifreeze solutions.
- Easy to Use: With its user-friendly design, our refractometer allows for quick and effortless testing. Simply place a few drops of the antifreeze sample on the prism, close the cover, and read the results through the eyepiece.
- Wide Range of Applications: Our refractometer is not limited to antifreeze solutions. It can also be used to measure and monitor the concentration of other industrial fluids like glycol-based coolants, battery electrolytes, and windshield washer fluids.
- Sturdy Construction: Built to withstand demanding environments, our antifreeze refractometer features a rugged exterior and a durable prism, ensuring long-lasting performance even in harsh conditions.
- Portable and Compact: The compact size of our refractometer makes it easy to carry around, enabling on-the-spot testing in various settings, such as automotive repair shops, laboratories, and industrial facilities. Its portability allows for convenient and efficient use wherever you go.
Rank No. #14
Garage Tools Westward Professional Series Ethylene Glycol Antifreeze Tester, Tests Freezing Point of Antifreeze and Proper Water/Coolant Mixture
- Number Of Floating Discs Measures The Degree Of Coolant Protection, Tests Both Hot And Cold Coolant, Reads In Celsius And Fahrenheit
- Operating Range: -37 Degrees to 129 Degrees F
- Antifreeze/Coolant Tester
Rank No. #15
Antifreeze Refractometer 4-in-1 Coolant Tester Refractometer for Checking Freezing Point of Automobile Antifreeze Systems, Anti Freeze Tester Refractometer for Battery Acid, Ethylene Propylene Glycol
- 4 IN 1 Function: ●Measuring specific gravity of rechargeable battery acid: 1.100~1.400kg/L, ●and freezing point of automobile antifreeze based on ethylene glycol or propylene glycol : 58℉ to 32℉/-50 to 0 ℃, ●windshield wash Fluid (SRF1): -40℉ to 32℉/ -40 to 0 ℃, ●Adblue the Urea Concentration in automobile diesel exhaust fluid (DEF) :30% to 35%
- Quick & Easier: Just 2 or 3 drops and wait for few seconds and get the accurate value. Optic lens no battery required, less samples than a traditional Hydrometer, more affordable than a digital meter.
- Automatic Temperature Compensation: The antifreeze coolant tester with ATC function, which can automatically compensate the temperature when ambient temperature changes, excellent eliminate the deviation, quickly and easier get the precise data.
- Portable & Durable: This antifreeze tester is made of non-staining aluminum and ABS rubber, durable and resistant to abrasion. Lightweight and convenient to carry and easy to use.
- Car Owners’ Helper: The optics antifreeze test is a convenient tool can help you to check your automobiles’ battery fluid battery acid, antifreeze coolant, windshield water fluid and Adblue to protect your cars.
SaleRank No. #16
ATD Tools 1105 Deluxe Antifreeze and Coolant Tester
- Product Type :Auto Accessory
- Package Dimensions :13.97 Cm L X 27.94 Cm W X 4.826 Cm H
- Country Of Origin :China
- Package Weight :1.0Lbs
Rank No. #17
Performance Tool W1656C Easy-to-Read Scale and Pointer, Calibrated in °C and °F, Displays Freezing to Boiling Points for Antifreeze
- ACCURATE ANTI-FREEZE TESTING: Ensure your vehicle's anti-freeze is at the correct freezing and boiling points with the Performance Tool W1654C Pro Anti-Freeze Tester.
- EASY-TO-READ SCALE: The tester features a clear and easy-to-read scale and pointer, making it simple to determine if your anti-freeze is within the proper range.
- DUAL TEMPERATURE SCALES: Calibrated in both Celsius and Fahrenheit, this tester allows you to accurately measure the freezing and boiling points of your anti-freeze no matter what temperature scale you use.
- VERSATILE USAGE: The Performance Tool W1654C Pro Anti-Freeze Tester works with all types of anti-freeze, including propylene glycol and ethylene glycol.
- PROFESSIONAL-LEVEL PERFORMANCE: Designed for professional mechanics and DIYers alike, this anti-freeze tester offers reliable and precise performance for all your automotive needs.
Rank No. #18
Tiaoyeer Antifreeze Refractometer - 3-in-1 Coolant Tester for Checking Freezing Point, Concentration of Ethylene Glycol or Propylene Based Automobile Antifreeze Coolant and Battery Acid Condition
- Function 1: Measuring freezing point temperture of ethylene glycol or propylene glycol based automobile antifreeze coolant. Scale range: ethylene glycol base: -84°F-32°F, propylene glycol based -60°F-32°F
- Function 2: Measuring concentration of ethylene glycol or propylene glycol based automobile antifreeze coolant. Scale Range: ethylene glycol base: 0-70% propylene glycol based 0-63%
- Function 3:Measuring specific gravity of battery acid and provide a quick reference of battery charge condition. Scale Range:1.100~1.400kg
- ADVANCED AUTOMATIC TEMPERATURE COMPENSATION（ATC）TECHNOLOGY: Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results.
- PORTABLE ANTIFREEZE REFRACTOMETER: Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry around
Rank No. #19
PEAK Antifreeze/Coolant Tester
- Range: 10F - -45F; -12C - -43C
- Prevents winter freezing
- Works with all engine coolants
- For use with all car and light-duty truck cooling systems
- Prevents summer overheating
Rank No. #20
XinJiaYi 4-in-1 Antifreeze Refractometer, Antifreeze Tester with ATC, Antifreeze Coolant Refractometer for Automobile Antifreeze System, Battery Fluid, Glycol Coolant, Windshield Washer Fluid
- 🚗【Easy to Use】— Place 2 - 3 drops of liquid sample onto the prism of this hydrometer, then look through the eyepiece to get the reading directly. NO test jars needed, NO measuring or calculating work needed, operating easily antifreeze refractometer, convenient to use and save your time.
- 🚗【4 in 1】— High accurate coolant refractometer: ethylene glycol & propylene glycol: -60℉ to 32℉; Specific gravity of battery acid: 1.10 to 1.40Kg/L; Windshield Washer Fluid: -40℉ to 32℉; DEF: 30% ~ 35%.
- 🚗【ATC Design】— The refractometer adopts automatic temperature compensation technology from 10℃ to 30℃ (50°F~86°F), reading directly, fast, accurate and light weight.
- 🚗【Packing List】— 1 x hydrometer refractometer; 1x calibration screwdriver; 1 x pipette; 1 x instruction manual; 1 x cleaning cloth and a free hard case included which make the antifreeze refractometer meter convenient to store or carry around.
- 🚗【About us】— XinJiaYi always strive to provide customers with satisfying refractometers and shopping experience. If you have any problem or suggestions about our hydrometer please let us know it and we will get back to you within 24 hours.
Last update on 2023-08-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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- Customer Ratings: Number ratings grade Antifreeze Tester objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Antifreeze Tester.
- Product Quality: You don’t always get what you pay for with an Antifreeze Tester, sometimes less, and sometimes more.
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FAQ:
Q: How do you test antifreeze?
A: Take off the radiator cap and insert an antifreeze test strip until it contacts the fluid inside of the radiator. The test strip will change color once it absorbs the antifreeze. Check the testing kit to see what the color indicates and what action you should take.
Q: When to check antifreeze?
A: Unless your vehicle has a history of coolant issues, we recommend you check your antifreeze twice a year. Check it in the spring before the weather gets too hot and in the fall before the weather gets too cold.
Q: How do you check antifreeze?
A: One of the best ways to check the condition of the antifreeze is to use chemical test strips. The test strips change color to reveal both the condition and strength of the antifreeze.
Q: How to check your coolant or antifreeze level?
A: Checking and Filling Your Coolant/Antifreeze Check the Level. Luckily it only takes a second to check your coolant level. … If You’re Still Low. If your levels are good, no need to go any further, enjoy the peace of mind. … Safety Point. If you spill any coolant on the ground while you’re filling, be sure to wipe it up. …
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