Johnson Pump HD Bilge Pump 1600 GPH w/EM Switch 12V. Made with tough thermoplastic bodies liquid cooled and liquid cooled motors the Johnson Pump 1600 GPH w/EM Switch 12V has a removable check valve and an electromagnetic switch included. Designed to meet and exceed tough demands of commercial and recreational duty the Johnson Pump HD Bilge Pump 1600 GPH w/EM Switch 12V comes with a removable check valve and an electromagnetic switch. For a pump that will drain your bilge quickly safely and without mess choose the Johnson Pump 1600 GPH w/EM Switch 12V. Features of Johnson Pump HD Bilge Pump 1600 GPH w/EM Switch 12V: 12V Heavy Duty Bilge Pump 1600 GPH with stainless steel shaft tough thermoplastic bodies liquid cooled Liquid cooled 12-pole motor with double ball bearings Electromagnetic switch and removable check valve included 1.125in & 1.25in connections Included Accessories: HD Bilge Pump 1600 GPH;Electromagnetic Switch Documentation Package Contents: Johnson Pump HD Bilge Pump 1600 GPH w/EM Switch 12V Johnson Pump 01604-00: HD Bilge Pump 1600 GPH w/EM Switch 12V