Whale marine Electric Bilge switches BE9003

Whale marine Electric Field Sensor Range
• Electric field sensor automatically senses water levels and switches on the bilge pumps
• Nylon material - withstands high temperatures
• Automatically switches on when 51mm (2") of water is sensed and turns off when water drops below 13mm (½")
• BE9006 model - built in 30 second off delay for efficient operation, prevents cycle in small sump installations or enables lower drain than 13mm (1/2”)