Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Sunscreen Extra Soft - blue nylon

Extra Soft - blue nylon bristles made especially for delicate surfaces

Volume - 8

XTR Mk1 handle and cam module no longer available

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

Use this tough

Rule 500GPH Electronic Sensing Bilge Pump - 12V [25SA] Sunscreen Extra Soft - blue nylon500GPH 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"!!!