Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Winterizing | Cleaning UPC: 729321221023

UPC: 729321221023

The Heavy Duty Locking tie-down provides added safety and security

Transducer ID option

Installs in 15 minutes

Dress White 4" Tachometer - 7000 RPM (Gas)  (All Outboards)

Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Winterizing | Cleaning UPC: 729321221023500GPH Electronic Sensing Bilge Pump 12V In the next generation sensing bilge pumps, the 500GPH S series pump works on the principle of impeller resistance. The pump will turn on every 2 1 2 minutes for about one second to sense for water. If water is present, the pump will sense resistance and continue to run until all water is removed. After that, it will resume checking for water every 2 1 2 minutes. Water is kept in check between 1 8" and 3 8"!!!