Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Winterizing | Cleaning Providing most of the features

Providing most of the features of the larger RC8

of oil per second and requires a 12VDC input

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

UPC: 091887244069

Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Winterizing | Cleaning Providing most of the features500GPH 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"!!!