Antifreeze testers in comparison
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Last updated on 17.09.2026
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SmartRef Digital Refractometer by Anton Paar – Antifreeze & Coolant Tester, Ethylene Glycol, Propylene Glycol, Freezing Point, Temperature, Refractive Index, Cutting Oil, Cutting Fluid, Portable, HVAC
Anton Paar
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9,9
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2
Westward 1DXL6 Antifreeze Hydrometer, Disc
westward
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9,8
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3
3-in-1 Antifreeze Tester in Fahrenheit Scale for Checking Freezing Point and Concentration of Ethylene Glycol or Propylene Glycol Based Automobile Antifreeze Coolant, Also for Battery Acid Condition
aichose
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9,6
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4
Antifreeze Refractometer in Fahrenheit 4 in 1 Antifreeze Coolant Tester
Hallocool
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9,6
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5
TRZ 4-in-1 Refractometer Ethylene Glycol, Propylene Glycol in Automotive antifreeze Fluids(G11,G12, G13) freezing temperature and concentration, automotive and industrial battery Fluid, DEF
TRZ
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9,5
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6
HyVisTek 5-in-1 Antifreeze Refractometer for DEF, Coolant & Battery
HyVisTek
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9,5
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7
4-in-1 Refractometer for Ethylene & Propylene Glycol Antifreeze, DEF, Battery Acid & Windshield Fluid – Accurate ATC Tester with °C Scale for Coolant Freezing Point & SRFI, Automotive & Industrial Use
PUREFIZ
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9,5
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8
HHIP 8010-0018 Water Soluble or Synthetics Coolant Tester Refractometer, 0-18% Solution Measuring Range
HHIP
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9,4
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9
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
Tiaoyeer
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9,4
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10
Urea and DEF Tester - Refractometer Digital Tester that Measures Accurately and Quickly - The Best Choice for Your Diesel Vehicle - Limited Time Offer
Anbachi
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9,4
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You might also be interested in these antifreeze testers.
LUOYIILEA Antifreeze Tester Coolant Tester Digital 5-in-1 Refractometer LCD
HOW TO READ LIQUID METRICS WITH THIS COOLANT TESTER ANTIFREEZE TESTER? drop 2 drops of fluid onto the prism, press the button, and read accurate numeric data on the lcd screen within 3s
$ 106.99
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Antifreeze Refractometer, Antifreeze Coolant Tester for Checking Antifreeze Freezing Point, Concentration of Ethylene Glycol & Propylene Glycol, Battery Acid Condition, Windshield Washer Fluid
【Function 1-Antifreeze Freezing Point】: Measuring the freezing point of automobile antifreeze based on ethylene glycol or propylene glycol. The measuring range is -50 to 0 °C.
$ 13.79
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5-in-1 DEF Antifreeze Refractometer Coolant Tester Built-in ATC Hydrometer for Automotive Antifreeze, Diesel Exhaust Fluid, Ethylene Glycol or Propylene Glycol, Windshield Washer Fluid, Battery Acid
Antifreeze Coolant Tester: Measures the freezing point of both ethylene glycol and propylene glycol based coolants, Range: -50°C to 0°C, Graduation: 1°C, Accuracy: ±0.5°C
$ 17.99
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5-in-1 DEF Antifreeze Refractometer Coolant Tester with ATC Hydrometer Kit for Automotive Antifreeze Diesel Exhaust Fluid Ethylene Glycol or Propylene Glycol Based Windshield Washer Fluid Battery Acid
Measure 5 Fluids in 1 Device: DEF, AdBlue, Battery Acid, Ethylene Glycol or Propylene Glycol Based Antifreeze and Windshield Washer Fluid
$ 21.99
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EVANS Universal Analog Refractometer E2196 - Designed To Accurately Test For Residual Water Content
Fast and simple optical method
$ 41.57
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YFYIQI Digital Coolant Refractometer Freezing Point Refractometer Antifreezing Tester Detector Meter for Measuring Ethylene Glycol Car Antifreeze Freezing Point
1.Car Glass Water:(0)―(-60)°C
$ 211.00
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4-in-1 Antifreeze Refractometer, Coolant Refractometer with ATC for Checking Car Antifreeze System, Glycol, Battery Fluid, Propylene Ethylene, Windshield Fluid, Antifreeze Freezing Point
4-IN-1 ANTIFREEZE REFRACTOMETER : This 4-in-1 Antifreeze Refractometer is a comprehensive tool for checking car antifreeze systems, measuring battery fluid specific gravity, glass water freezing point, antifreeze freezing point, and car urea concentration
$ 20.99
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5-in-1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition
Portable design & easy to use, with 5 clearly defined scales for the following 3 main uses:
$ 19.90
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NANBEI 4-in-1 Antifreeze Coolant Refractometer,（Copper ）CNC Machine
Measuring Freezing of automoblie antifreeze based on ethylene glycol or propylene glycol -58°F to 33.8°F. Measuring Specific Gravity of battery acid 1.10 to 1.40Kg/L. Measuring of Windshield Washer Fluid based on ethanol or isopropyl alcohol -40°F to 33.8°F. Measuring Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35%
$ 17.99
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Ade Advanced Optics aaogabf100atc Fahrenheit ATC Glycol Antifreeze/Battery Fluid Refractometer
For measurement of ethylene and propylene glycol and brake fluid
$ 26.99
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Automotive Handheld Analog Refractometer with ATC, Antifreeze and Battery Acid Tester, 3 Scale Coolant Refractometer for Ethylene and Propylene Glycol, Professional All Metal Tool
Automotive Fluid Testing for Professionals: Designed for automotive technicians, fleet managers, and serious DIY users, this handheld analog refractometer helps verify antifreeze dilution and battery acid levels for dependable vehicle maintenance and performance
$ 165.45
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FVRYCA Portable Antifreeze Refractometer Coolant Battery Condition Tester Glycol Coolant Antifreeze Tester
Measurement Range:Ethylene Glycol:-60°-32°F,-50°F-0°C;Propylene Glycol:-50°F-32°F,-50°F-0°C;Battery Fluids:1.10-1.40sg.
$ 24.98
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