Features
WN20 Rain Gauge Sensor
- High-sensitivity tipping bucket design, measuring 0.3 mm per tip. Automatically transmits rainfall data every 48 seconds.
- Wireless, battery-powered (2×AAA) with IP44 weatherproof protection for reliable outdoor use.
- An anti-splash stainless steel mesh is installed over the funnel to prevent splash loss and protect against debris.
-
Flat-bottom for stable placement, with optional screw or bracket mounting(bracket sold separately).
- Seamlessly pairs with Ecowitt consoles and gateways for complete home or agricultural weather monitoring.
Compatible gateways / consoles (Wi-Fi and/or Cellular): GW1100/GW1200/GW2000/GW3000/WS6210/HP2550/HP2560/WS3800/WS3820/WS3900/WS3910/WN1920/WN1980/WN1820/WN1821/WN1700
Note:
1. The sensor may share the same channels with other sensors of the same type.
2. Some data is cloud-only and not available on compatible consoles.
3. Compatibility may change with product updates. Please refer to the latest compatibility table(at the bottom of the product page) or contact us for confirmation.
Specifications
| Model | WN20 |
| Name | Rain Gauge |
| Dimensions | 150*60*93.6mm(mm) |
| Weight | 132(g) |
| Material of Plastic Casing | ASA |
| Tipping spoon | About 0.3mm per tip |
| Rainfall Metering Range | 0mm to 9999mm |
| Rainfall Metering Accuracy | ± 10% |
| Rainfall Metering Resolution | 0.3mm |
| Data reporting Interval | About 48 seconds |
| RF Connection Frequency | 920/915/868/433MHz (depending on local regulations) |
| RF Wireless Range (in open areas) | Over 100 meters (328 ft.) |
| Operating Temperature Range | -40°C to 60°C(-40℉ to 140℉) |
| Protection Rating | IP44 |
| Power Supply | 2*AAA batteries(not included) |
| Battery Life | 2 Years |
Packing Contents
1 x WN20 Wireless Rain Gauge Sensor
2 x Stainless Steel Self-tapping Screws (PWA 3.0 x 20mm)
1 x Stainless Steel Mesh
1 x User Manual
Note: Mounting bracket for WN20 is not included.
Compatibility Instructions
for all ecowitt network consoles
Please refer to the table to choose the correct sensors and consoles before checkout.
Note:
1) "1/4/8/16" = max number of sensors supported per console (excluding accessories).
2) Upload only = sensor readings shown only in the Ecowitt app and cloud (www.ecowitt.net).
3) Firmware (e.g. V1.9.6 / V2.0.2) = gateway/console must run this version or newer.