Extech RE300 Waterproof ORP Meter

Extended range
Order Code:

51-8752

Brand: Extech MPN: RE300 EAN-13: 4016138346053
Qty Unit Price (Ex VAT)
1+ £119.74
Price per unit {{ IncVat ? 'Inc' : 'Ex' }} VAT
6 available to back orderBack-order availability date - 29/03/2025

A robust and waterproof (IP67) measuring meter covering all the important measurement categories of liquids. This meter has a high sensitivity and is fitted with interchangeable measuring probes. In addition to the numerical display of the measurement this meter has a bar graph display and a measurement memory.


  • Measures ORP/Redox from -999 to 999mV
  • Automatic electronic self calibration
  • Simulated analog bargraph displays change in ORP reading
  • High resolution of 1mV
  • Memory stores and recalls 15 readings and saves last calibrated value
  • Data validation indicators show user the reading is stabilized
  • Data Hold, Auto shut-off and low battery indicatio
  • Accuracy: Redox ±4mV
  • Dimensions: (W x H x D) 36 x 172 x 41 mm
  • Measurement range(s): Redox -999 - 999 mV
  • Operating temperature: 0 - max. +50°C
  • Power supply: 4x CR2032 battery
  • Resolution: Redox 1mV
  • Weight: 110g

Supplied with 4x batteries (type CR2032), Protective cap, Plastic cup, Carrying strap and operating instructions.
Type ORP meter
Channels N/A
Interface N/A

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