Ecowitt WH40H Wireless Self-Emptying Rain Sensor

The WH40H rain gauge can be used with a suitable Ecowitt gateway or console to obtain rainfall readings. Exceptional accuracy at 0.1mm / 0.01inch resolution and self emptying. As standard now includes the heightened collection bucket and anti-bird spikes.

Features

• Measures rainfall in 0.1mm increments to record daily, weekly, monthly and yearly data
• Heightened bucket for less rain overspill/splash
• Screw in anti bird spikes
• No display, for use with Ecowitt gateway device or separately sold display
  
• When used with a WiFi console/gateway adds the following
  • Uploads to online services
    
  • View rainfall history and graphs online
  • Rain sensor calibration and customised initial rain value functions available on the App
• Works with the optional Rain Gauge display console (sold separately)

For further details on which Ecowitt weather stations support the WH40H sensor, click here to view the latest Ecowitt sensor matrix.

 

Included

• Rain Gauge Sensor WH40HA with Extended rain collection cone and bird spike
• Clip in metal debris filter
• One U-bolt set for optional pole top installation on 25-50mm pole (pole not supplied as standard)
• One set of screws for post top installation
• User Manual

 

Technical & Manual

• Model WH40HA 868MHz UK and European frequency
• Transmission distance in open field: 100m (300 feet)
  
• Measurement range: 0 – 6000mm
• Sensor reporting interval: 49 seconds
• Power: 1 x AA 1.5V LR6 Alkaline battery
  
• Estimated battery life 12 months

The WH40 Rain Gauge manual is available by clicking here.

 

Product Warranty

2 year warranty from date of purchase from May 2025, 1 year on purchases before this date - return to supplier. Batteries are excluded from warranties as they are classed as a consumable item.

See our terms and conditions for full details of our warranty details.