JABSCO RULE 12V Automatic Fully Submersible Electronic Sensing Bilge Pump

12V automatic fully submersible electronic sensing bilge pump that operates on the principle of impeller resistance. The pump performs brief automated checks every 2-1/2 minutes and will continue running until water is removed, keeping water between 1/8" and 3/8" without a float switch. Common features include a built-in check valve with hidden air vent to prevent airlocking, true electromagnetic suppression (EMC), a built-in thermal cell/thermal cut-off for overheating protection, manual override, and a backflow preventer. Designed with a rugged plastic body, threaded port, easy-clean or quick-release strainer, high-efficiency low amp motor and stainless-steel shaft; submersible and ignition protected. Compact dimensions: 107mm x 64mm x 74mm.