Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Sunscreen FW1225 Watermaster Automatic Pressure Pump

FW1225 Watermaster Automatic Pressure Pump - 12L - 45PSI - 24V

Extra Soft - blue nylon bristles made especially for delicate surfaces

Box Dimensions: 7"H x 14"W x 15"L WT: 21 lbs

Power A MM22 - Electronic Control Package

Volume - 8

Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Sunscreen FW1225 Watermaster Automatic Pressure Pump500GPH 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"!!!