£356.50

Extech RH490 Precision Hygro-Thermometer with Grains Per Pound Display

RH490

Price data last checked 78 day(s) ago - refreshing...

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Price History & Forecast

Last 13 days • 13 data points (No recent data available)

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£356.50 £338.68 £345.81 £352.94 £360.07 £367.20 £374.33 19 January 2026 22 January 2026 25 January 2026 28 January 2026 31 January 2026

Price Distribution

Price distribution over 13 days • 1 price levels

Days at Price
13 days 0 3 7 10 13 £357 Days at Price

Price Analysis

Most common price: £357 (13 days, 100.0%)

Price range: £357 - £357

Price levels: 1 different prices over 13 days

Description

Product Description Anyone whose job relies on calculating humidity levels will appreciate the Extech Hygro-Psychrometer. In addition to measuring relative humidity in 30 seconds, this handheld instrument captures dew point, wet bulb, temperature and water vapour levels (Grams per Kilogram and Grains per Pound). This utility tool will store maximum and minimum readings until the memory is cleared and includes a data-hold button for rapidly fluctuating measurements. Complete with carrying case and 9V battery. Box Contains Complete with carrying case and 9V battery

Key Features

Less than 30 second RH response time

Water Vapour in GPP and g/kg

Dual backlit display

Simultaneous display of Humidity/Temperature, Humidity/Dew Point or Humidity/Wet Bulb

Slim design with rubberized side grips

Product Specifications

Brand
Extech
Model
RH490
Format
DIY & Tools
Domain
Amazon UK
Release Date
26 February 2016
Listed Since
22 May 2012

Barcode

No barcode data available

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