The TRAC 69301 Bilge Pump is a versatile pump that comes with both 800 GPH and 1100 GPH outlets. This self-priming, 12V centrifugal pump is designed for easy installation and retrofitting, making it ideal for all watercraft. The pump body accepts both 3/4" (800 GPH) and 1-1/8" (1100 GPH) screw-on outlets to allow for ease of installation. Each outlet has an O-ring for easy maneuverability without stripping. The TRAC 800/1100 Bilge Pump meets ABYC, NMMA, Coast Guard, and ISO marine standards.