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Burn Technology LTD
Hybris Business Park
Unit 11H, Crossways
Dorchester, Dorset
, UK

T: 01305 852 090

£3.95 for orders under £49+vat. Free delivery for orders placed online only

The reviews are correct, this is a very good Multi..
Mark Hampton
Great unit, Wireless feature is very useful. ..
Dave Williams

Extech Battery Coolant / Glycol Refractometer RF40

Extech Battery Coolant / Glycol Refractometer RF40
Price: £85.67 +VAT £29.99 +VAT

Product Code: RF40
UPC/EAN: 793950222409
Warranty: 2 Years
Availability: In Stock

Measure the % of Ethylene Glycol and Propylene Glycol


  • Measures the freezing point of automotive coolants plus battery charge condition.
  • Provides accurate and repeatable measurements of % Ethylene Glycol and Propylene Glycol and F on easy to read scale
  • Automatic Temperature Compensation.
  • Requires only 2 or 3 drops of solution
  • Complete with case, calibration screwdriver and calibration solution.

Also avaliable with °C Scale, Extech RF41


Product Information

View Datasheet
View Manual

Specification Range Resolution Accuracy
Coolant (ATC)

-60 to 32°F Propylene Glycol freeze point

-60 to 25°F Ethylene Glycol freeze point

1.15 to 1.30 Specific Gravity of Battery A







Dimensions/Weight 160 x 40 x 30mm (6.2 x 1.6 x 1.2") / 180g (6.3oz)


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