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EXTECH RF41: Portable Battery Coolant/Glycol Refractometer with


Extech RF41: Portable Battery Coolant/Glycol Refractometer with ATC (C)

Measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol


  • Measures -50 to 0C Propylene/Ethylene Glycol freeze point and 1.11 to 1.30 Specific Gravity of Battery Acid
  • Automatic Temperature Compensation (ATC)
  • Requires only 2 or 3 drops of solution
  • The prism and lens with a simple focus adjustment
  • Complete with case, calibration screwdriver, plastic pipette and calibration solution
Downloads:DatasheetEXTECH RF41 Datasheet
ManualEXTECH RF41 Manual

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  • Model: RF41
  • Shipping Weight: 2lbs