ROUND AUTOMATIC BILGE PUMPS (RULE)The Round Automatic Bilge Pumps (Rule) are high-performance pumps designed to efficiently remove water from boats and other marine vessels. With a pumping capacity of 1500 G.P.H., these automatic bilge pumps offer reliability and superior performance at a lower cost compared to similar competitive pumps.The Rule 1500 model stands out with its exclusive design features and exceptional pumping capacity. It features a 1-1/8" (28.6mm) discharge outlet and operates at 12 Volts DC, unless otherwise noted.Features: Computerized operation - no float switch required 3 wire version allows manual override or indicator light capability Fully submersible Easy clean snap lock strainer Silent and vibrationless operation Anti-airlock protection Compact, efficient long-life motor Ignition protected No burn-out when run dry Rust and corrosion protection Used by leading boatbuilders worldwide Marine-grade blocked wiring 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 .Learn More Bilge Pump on Wikipedia Marine Vessel on Wikipedia