The Wema automatic switch for bilge pumps provides the ultimate in reliability for your boat. It is based on the same reliable and genius construction as the N3/S3 sensor.
Heavy duty bilge pump switch with waterproof relay system. Pump is switched on when level reached 80mm from bottom and continues to run until level drops to 20mm from bottom of pump switch. The Wema bilge pump switch can be used for any kind of pump.
The manual switch is used for running pump manually, and it will run as long as the manual switch is on. This bilge pump switch will provide long lasting use and extreme durability.
- Size ø 40x145 mm
- Runs up to 20 amps pumps
- Easy to fit and maintain
- Mercury-free eco-friendly version
- Ignition Protected
- 12V