Rule 25SA 12V 500 GPH 1.9 Amp Automatic Bilge Pump. Kristal SALTWATER & FRESHWATER USE: The

SALTWATER & FRESHWATER USE: The commercial air pump kit is designed for fresh and saltwater use

Bring the fish to the boat with less flailing and confusion with Aftco Gaffs

Inside routes and shallow areas have been added with GPS coordinates

Guides boat onto trailer easily

Rule 25SA 12V 500 GPH 1.9 Amp Automatic Bilge Pump. Kristal SALTWATER & FRESHWATER USE: TheRule 25SA 12V 500 GPH 1. 9 Amp Automatic Bilge Pump. Product Description In the next generation sensing bilge pumps, the 500 GPH S Series pump works on the principle of impeller resistance. The pump will turn on every 2 1 2 minute 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