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  1. Water Quality
  2. Refractometers

Extech RF Series Portable Refractometers

Measure the concentration of sugar, salt, lubricants, antifreeze, cutting fluids & more.

Extech RF Series Portable Refractometers
Extech RF10 and RF16 Portable Refractometers
  • Extech RF10 and RF16 Portable Refractometers
    Extech RF10 and RF16 Portable Refractometers
  • Extech RF18 and RF20 Portable Refractometers
    Extech RF18 and RF20 Portable Refractometers
  • Extech RF15, RF40, RF11, RF12 Portable Refractometers
    Extech RF15, RF40, RF11, RF12 Portable Refractometers
Extech RF Series Portable Refractometers
Extech RF10 and RF16 Portable Refractometers
Extech RF Series Portable Refractometers
Extech RF18 and RF20 Portable Refractometers
Extech RF Series Portable Refractometers
Extech RF15, RF40, RF11, RF12 Portable Refractometers
Starting at $114.00 Found a better price? Let us match.

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Manufactured
  • By Extech
Includes
  • FREE Ground Shipping on orders of $1,000 or more
  • FREE Lifetime Tech Support
Availability
  • Manufacturer has some models in stock. View available part numbers.
Questions?
Call 1-800-884-4967 or Email Us.
Open Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET.
Trustpilot

Overview

Features

  • 0 to 10%, 0 to 18% and 0 to 32% Brix Refractometer models
  • 0.1 or 0.2 resolution (depending on model)
  • ±0.1 to 2% accuracy (depending on model)
  • Automatic Temperature Compensation (ATC) models available

What's in the Box

  • Carrying case
  • Calibration screwdriver
  • Plastic pipette
  • Calibration solution

Description

The Extech RF series portable refractometers are easy to operate, provide accurate and repeatable measurements on easy to read scales. Automatic temperature compensation models are available for sugar, salt, lubricants, cutting fluids and antifreeze. Requires only 2 or 3 drops of solution. The prism and lens with a simple focus adjustment provides repeatable results.

Documents

Documents

  • Extech RF Series Portable Refractometers Datasheet PDF (329 KB)
  • Extech RF10 / RF15 Portable Refractometers Manual PDF (50 KB)
  • Extech RF20 Portable Refractometer Manual PDF (173 KB)
  • Extech RF40 Portable Refractometer Manual PDF (76 KB)
  • All possible part numbers

In Stock

Manufacturer Stock

This stock is typically available to ship in 3 - 5 working days.

Part Number Price Available
RF11
Show Configuration
$149.00 50 in stock
RF12
Show Configuration
$149.00 50 in stock
RF15
Show Configuration
$144.00 50 in stock
RF20
Show Configuration
$114.00 50 in stock
RF40
Show Configuration
$114.00 50 in stock
Configuration for RF11
Base Price:
$0.00
Model
0 to 10% Brix Refractometer with ATC (+$149.00)
Reconfigure
Configuration for RF12
Base Price:
$0.00
Model
0 to 18% Brix Refractometer with ATC (+$149.00)
Reconfigure
Configuration for RF15
Base Price:
$0.00
Model
0 to 32% Brix Refractometer (+$144.00)
Reconfigure
Configuration for RF20
Base Price:
$0.00
Model
Salinity refractometer with ATC (+$114.00)
Reconfigure
Configuration for RF40
Base Price:
$0.00
Model
Battery Coolant/Glycol Refractometer with ATC °F (+$114.00)
Reconfigure

Interested in Other Part Numbers?

Other part numbers are available to order but are not currently in stock. Current availability for non-stock parts is "Usually ships in 3-5 business days". Click here to select options

Need Help? Call a Temperature engineer at 1-800-884-4967

We're open Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

Luke M. headshot Luke M.
Applications Engineer
6 years at Instrumart
David S. headshot David S.
Applications Engineer
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Luke M. headshot Luke M.
Applications Engineer
6 years at Instrumart
David S. headshot David S.
Applications Engineer
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Luke M. headshot Luke M.
Applications Engineer
6 years at Instrumart

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Extech RF Series Portable Refractometers
Extech RF Series Portable Refractometers
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