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Extech RF40
Extech RF40
Extech RF40

Portable Battery Coolant/Glycol Refractometer With ATC (°F)

Model # RF40
20+ Ratings
AED 399.00Incl. of VAT
Extech Authorised Online Store
0% installments available on purchases of AED 500 or more.  Learn more
Use Coupon Code: WELCOME25
This item is eligible for return.
Orders over AED 99 ship free in the UAE.
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Product Information

Extech RF40 Portable Battery Coolant/Glycol Refractometer With ATC (°F) is a product engineered with precision, delivering exceptional performance

with features like measures 60 to 32°F PropyleneEthylene Glycol freeze point and 115 to 130 Specific Gravity of Battery Acid, automatic Temperature Compensation ATC and requires only 2 or 3 drops of solution.
Maintive brings to you 100% genuine Conductivity-Tds-Salinity from Extech at your doorstep with fast shipping, multiple and secure payment methods and easy returns. Order RF40 Portable Battery Coolant/Glycol Refractometer With ATC (°F) today at the best price only from Maintive.


  • Measures -60 to 32°F Propylene/Ethylene Glycol freeze point and 1.15 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

Items Included

  • case
  • calibration screwdriver
  • plastic pipette
  • calibration solution


  • Propyleneglycol freeze point-60°F (63%) to 32°F (12%)
  • Ethyleneglycol freeze point60°F (59%) to 25°F (16%)
  • Specific gravity of Battery Acid1.15 to 1.30
  • Dimensions6.5x1.5x1.5in (165x38x38mm)
  • Weight7oz (200g)

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