$Extech RF40 Portable Battery Coolant/Glycol Refractometer with ATC (°F) QATAR$ $Extech RF40 Portable Battery Coolant/Glycol Refractometer with ATC (°F) QATAR$

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Extech RF40 Portable Battery Coolant/Glycol Refractometer with ATC (°F) QATAR

650.0QR

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Care information

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Description

Feature	Details
Product Name	Extech RF40 Portable Battery Coolant / Glycol Refractometer with ATC (°F)
Function	Measures freezing point of coolant (ethylene glycol / propylene glycol) and checks battery-acid specific gravity / battery charge condition. (flir.com)
Coolant Freeze-Point Range	For propylene or ethylene glycol: approx. -60 °F to 32 °F (or as per coolant concentration) (Fondriest)
Battery Acid Specific Gravity Range	1.15 to 1.30 SG (battery acid / electrolyte density) (Test Equipment Depot)
Sample Required	Just a few drops (2–3 drops) — minimal sample size needed for measurement (Fondriest)
Temperature Compensation (ATC)	Automatic Temperature Compensation — corrects readings between 50 °F and 86 °F (10 °C – 30 °C) for accuracy despite ambient temperature changes (Instrumart)
Ease of Use	Simple prism + eyepiece refractometer design; focus adjustment + ‘eye-guard’ for accurate, repeatable measurements. (ManualsLib)
Portability	Hand-held, compact and lightweight — ideal for field / workshop / site use. (Instrumart)
Included Accessories	Calibration solution, plastic pipette, calibration screwdriver, protective storage case. (flir.com)
Ideal For	Automotive coolant maintenance, radiator fluid checks, engine cooling system servicing, battery maintenance, workshop use, preventive maintenance, HVAC applications, etc.