Sahara MK2 S500 Bilge Pump 500 GPH - 12V - Automatic Engineered for extended service life, these pumps feature a cool-running design and quality components, including permanent magnet motors, stainless steel shafts, and steel-reinforced seals. Features: * Sahara Mk2 is the only automatic bilge pump that eliminates air-locks  * Patented X-Air™ Impeller ejects trapped air in the pump and pipework. * Sahara Mk2 is the easiest automatic bilge pump to install and service  * External mounting feet and integrated outlet reduces time and effort. * Universal mounting pattern makes replacement simple. * Service pump cartridge from hard-to-reach areas using only one hand. * Sahara Mk2 is the most reliable automatic bilge pump in freshwater and saltwater applications  * Attwood’s SteadySwitch™ reduces cycling and extends the life of the pump. * 40% better protection against water ingress and electrolysis - vs. MK1. * 2X better protection against water ingress and electrolysis - than the leading competition. * Universal mounting patterns make it backwards compatible with the most popular bilge pumps on the market. Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].