Rule 3700 Automatic Bilge Pump - 12V [55S] Electrical | Wire Box Dimensions: 4"H x 8"W

Box Dimensions: 4"H x 8"W x 10"L WT: 3 lbs

Gallons Per Minute: 3 GPM

UPC: 632085080433

and from shock pressures (pipe hammer)

Atlantes Freedom® with Vortex-Vac - Household Style - White - Wall Switch - Integral  Pump - 12V

Rule 3700 Automatic Bilge Pump - 12V [55S] Electrical | Wire Box Dimensions: 4"H x 8"WRule 3700 Automatic 12v Heavy duty construction for both commercial and pleasure boat use; known for trouble free operation and reliability. 1 1 2" (38mm) discharge outlet. WARNING: This product can expose you to chemicals including FORMALDEHYDE (GAS) which is known to the State of California to cause cancer. For more information go to P65Warnings. ca. gov. Specifications: Gallons Per Hour: 3700 GPH Operation: Automatic Outlet Size: 1 1 2" Volts: 12v