Environmental Meters

Showing 1-30 of 95 products

• Desco SMD Humitector 4-Spot Humidity Indicator Card 2x3 Inch

  £31.94 £26.67 at 48+

  Out of stock

  DescoC3-SA04722

  

  Desco SMD Humitector 4-Spot Humidity Indicator Card 2x3 Inch

  Desco 4-spot humidity indicator card (10%, 20%, 30%, 40% RH) for ESD moisture barrier bags, reversible spots, 2x3 inch.

  £31.94

  Out of stock
• OMRON D4N Series Limit Switch, Roller Lever

  £33.62 £27.93 at 48+

  Out of stock

  OMRONC3-MC02129

  

  OMRON D4N Series Limit Switch, Roller Lever

  OMRON D4N limit switch with roller lever, IP65 rated & fail-safe mechanism. Conforms to VDE, IEC & EN safety standards for industrial automation.

  £33.62

  Out of stock
• HANNA INSTRUMENTS Marine Calcium Checker

  £102.03 £97.77 at 48+

  Out of stock

  Hanna InstrumentsC3-IN10306

  

  HANNA INSTRUMENTS Marine Calcium Checker

  Measure calcium in water accurately with the HANNA HI758 portable checker. Ideal for marine aquaculture, reef tanks & water testing.

  £102.03

  Out of stock
• HANNA INSTRUMENTS Freshwater Ammonia Checker High Range

  £116.79 £112.53 at 48+

  Out of stock

  Hanna InstrumentsC3-IN10303

  

  HANNA INSTRUMENTS Freshwater Ammonia Checker High Range

  Accurately measure freshwater ammonia with the HANNA HI733 High Range Checker. Portable, single-button operation for water quality & aquariums.

  £116.79

  Out of stock
• HANNA INSTRUMENTS HI-775 Freshwater Alkalinity Checker

  £97.89 £93.63 at 48+

  Out of stock

  Hanna InstrumentsC3-IN10293

  

  HANNA INSTRUMENTS HI-775 Freshwater Alkalinity Checker

  Accurately measure alkalinity in freshwater aquariums with the HANNA HI-775 digital checker. Simple, quick & includes 25 tests.

  £97.89

  Out of stock
• HANNA INSTRUMENTS HI-772 Seawater Alkalinity Checker

  £102.03 £97.77 at 48+

  Out of stock

  Hanna InstrumentsC3-IN10290

  

  HANNA INSTRUMENTS HI-772 Seawater Alkalinity Checker

  Monitor marine tank health with the HANNA HI-772 Alkalinity Checker. Measures dKH directly for coral growth & stable pH. Compact & easy to use.

  £102.03

  Out of stock
• Hama Bahamas Weather Station with Outdoor Sensor, White

  £41.41 £36.53 at 48+

  Out of stock

  HamaC3-IN10249

  

  Hama Bahamas Weather Station with Outdoor Sensor, White

  Monitor your environment with the Hama Bahamas Weather Station in white. Features DCF radio clock, outdoor sensor, and weather forecast.

  £41.41

  Out of stock
• Lombok Digital Indoor Thermo Hygrometer, Black

  £33.08 £27.49 at 48+

  Out of stock

  HamaC3-IN10247

  

  Lombok Digital Indoor Thermo Hygrometer, Black

  Precise indoor thermometer & hygrometer with DCF clock, dual alarm, and 15 language date display. Ideal for home and greenhouse.

  £33.08

  Out of stock
• Tahiti Analogue Thermo-Hygrometer

  £26.98 £21.52 at 48+

  Out of stock

  HamaC3-IN10246

  

  Tahiti Analogue Thermo-Hygrometer

  Monitor room temperature & humidity with the Tahiti analogue thermo-hygrometer. Features a comfort zone indicator for bedrooms, living rooms & greenhouses.

  £26.98

  Out of stock
• Saipan Analogue Thermo Hygrometer

  £12.89 £8.00 at 48+

  Out of stock

  HamaC3-IN10245

  

  Saipan Analogue Thermo Hygrometer

  Monitor temperature & humidity with the Saipan analogue thermo hygrometer. Compact, easy-to-read display, ideal for home or office.

  £12.89

  Out of stock
• Paros Digital Indoor Thermo Hygrometer White

  £23.79 £18.43 at 48+

  Out of stock

  HamaC3-IN10244

  

  Paros Digital Indoor Thermo Hygrometer White

  Monitor indoor climate with the Paros digital thermo hygrometer. Displays temperature, humidity comfort index, time & date. Ideal for bedrooms and more.

  £23.79

  Out of stock
• Hama Chios Analogue Thermo Hygrometer

  £11.58 £6.75 at 48+

  Out of stock

  HamaC3-IN10241

  

  Hama Chios Analogue Thermo Hygrometer

  Monitor your indoor climate with the Hama Chios Analogue Thermo Hygrometer. Features a colourful comfort display for easy temp & humidity reading.

  £11.58

  Out of stock
• Hama Digital Thermo Hygrometer with Mould Alarm, White

  £22.33 £17.01 at 48+

  Out of stock

  HamaC3-IN10238

  

  Hama Digital Thermo Hygrometer with Mould Alarm, White

  Hama digital thermo hygrometer with mould alarm, comfort indicator, min/max memory. Ideal for healthy home.

  £22.33

  Out of stock
• Hama Digital Thermo Hygrometer - Black

  £16.99 £12.14 at 48+

  Out of stock

  HamaC3-IN10237

  

  Hama Digital Thermo Hygrometer - Black

  Track temperature, humidity, and weather trends with the Hama Digital Thermo Hygrometer. Features a transparent display and alarm function.

  £16.99

  Out of stock
• Hama Digital Thermo Hygrometer - White

  £16.99 £12.14 at 48+

  Out of stock

  HamaC3-IN10236

  

  Hama Digital Thermo Hygrometer - White

  Track temperature, humidity, and weather trends with the Hama Digital Thermo Hygrometer. Features a transparent display and alarm function.

  £16.99

  Out of stock
• Hama Mini Digital Thermo Hygrometer, White

  £14.13 £9.36 at 48+

  Out of stock

  HamaC3-IN10235

  

  Hama Mini Digital Thermo Hygrometer, White

  Monitor indoor climate with the compact Hama Mini Digital Thermo Hygrometer. Displays temperature & humidity, includes CR2025 battery.

  £14.13

  Out of stock
• EXTECH INSTRUMENTS Hygro-Thermometer Humidity Alert with Dew Point

  £64.92 £59.62 at 48+

  Out of stock

  Extech InstrumentsC3-IN10008

  

  EXTECH INSTRUMENTS Hygro-Thermometer Humidity Alert with Dew Point

  Monitor climate with the EXTECH Hygro-Thermometer. Features triple LCD, adjustable humidity alarms, dew point display, and 457mm probe cable.

  £64.92

  Out of stock
• ACCTIM Wyndham Digital Weather Station Alarm Clock - Black

  £86.42 £82.16 at 48+

  Out of stock

  AcctimC3-IN09938

  

  ACCTIM Wyndham Digital Weather Station Alarm Clock - Black

  ACCTIM Wyndham digital weather station with alarm clock, wireless outdoor sensor, colour display, and 48hr forecast. Monitors temp & humidity.

  £86.42

  Out of stock
• Acctim Ermir Weather Station Alarm Clock with Wireless Sensor

  £86.42 £82.16 at 48+

  Out of stock

  AcctimC3-IN09935

  

  Acctim Ermir Weather Station Alarm Clock with Wireless Sensor

  Acctim weather station alarm clock with wireless outdoor sensor, 70 m range, frost alarm and crescendo wake-up. Colour backlit HD LCD display.

  £86.42

  Out of stock
• Acctim Skyler Wireless Weather Station Alarm

  £72.85 £68.59 at 48+

  Out of stock

  AcctimC3-IN09934

  

  Acctim Skyler Wireless Weather Station Alarm

  Acctim Skyler wireless weather station alarm with outdoor sensor, backlit LCD, 6 to 48 hour forecast and programmable temperature alarms.

  £72.85

  Out of stock
• Extech LT300 Light Meter 400000 Lux

  £150.76 £146.44 at 48+

  Out of stock

  Extech InstrumentsC3-IN09852

  

  Extech LT300 Light Meter 400000 Lux

  Pocket-sized Extech light meter measures up to 400,000 lux, with data hold, min/max, and calibration functions. Ideal for indoor and safety lighting checks.

  £150.76

  Out of stock
• LASCAR EL-WEM+ WiFi Indoor Air Quality Monitor

  £269.70 £265.78 at 24+

  Out of stock

  LascarC3-IN09681

  

  LASCAR EL-WEM+ WiFi Indoor Air Quality Monitor

  Monitor CO2, VOCs, particles & more with the LASCAR EL-WEM+. WiFi, cloud logging & alerts for home & workplace air quality.

  £269.70

  Out of stock
• TESTO 625 Digital Thermohygrometer with App Connection

  £270.54 £266.28 at 24+

  Out of stock

  TestoC3-IN09618

  

  TESTO 625 Digital Thermohygrometer with App Connection

  Measure air temperature, humidity & light with the TESTO 625 Thermohygrometer. Features App connection & audible alarm.

  £270.54

  Out of stock
• Carbon Monoxide Meter

  £88.70 £84.44 at 48+

  Out of stock

  Multicomp ProC3-IN09555

  

  Carbon Monoxide Meter

  Professional portable carbon monoxide meter with 0-1000ppm range, dual alarms, and self-calibrated sensor for environmental and industrial safety.

  £88.70

  Out of stock
• DIGITRON AM60 Air Quality Monitor CO2, Temp & RH with Data Logger

  £105.16 £100.90 at 48+

  Out of stock

  DigitronC3-IN09416

  

  DIGITRON AM60 Air Quality Monitor CO2, Temp & RH with Data Logger

  Accurate CO2, temp & RH monitoring with NDIR sensor, data logger, and alarms. Ideal for offices and homes.

  £105.16

  Out of stock
• Desktop Indoor Air Quality CO2 Monitor

  £220.63 £216.37 at 48+

  Out of stock

  Extech InstrumentsC3-IN09327

  

  Desktop Indoor Air Quality CO2 Monitor

  Monitor CO2, temperature & humidity with this desktop air quality meter. Features NDIR sensor, alarms & data logging for offices, schools & more.

  £220.63

  Out of stock
• Multicomp Pro Handheld Pressure Manometer 0-5psi

  £83.27 £79.54 at 12+

  Out of stock

  Multicomp ProC3-IN09320

  

  Multicomp Pro Handheld Pressure Manometer 0-5psi

  Precision handheld manometer measures 0-5psi. 11 units, data hold, auto power-off. Includes battery & adapter. For industrial & hobby use.

  £83.27

  Out of stock
• Multicomp Pro Pen Type Digital pH Meter

  £82.05 £77.74 at 48+

  Out of stock

  Multicomp ProC3-IN09318

  

  Multicomp Pro Pen Type Digital pH Meter

  Accurate 0-14pH pen meter with ATC, ideal for aquariums, pools, and labs.

  £82.05

  Out of stock
• Brannan Mini Thermo-Humidity Meter

  £62.66 £57.05 at 48+

  Out of stock

  BrannanC3-IN09208

  

  Brannan Mini Thermo-Humidity Meter

  Brannan mini thermo-humidity meter for dew point, wet bulb, humidity and temperature. Backlit colour LCD and °C/°F units.

  £62.66

  Out of stock
• Brannan Digital Moisture Meter

  £69.81 £65.49 at 48+

  Out of stock

  BrannanC3-IN08948

  

  Brannan Digital Moisture Meter

  Professional Brannan moisture meter with colour display. Measures wood, bamboo, paper & building materials. Includes calibration certificate.

  £69.81

  Out of stock