Whale electric pump range includes models with the very latest electronic technology. All pumps are manufactured from only highest quality inhouse moulded parts and robust motors. We have developed our pump designs based on more than 60 years of expertise. Today we have used that experience to develop our most compact quiet lightweight high performance electric impeller pumps. Whale's high flow rate long life submersible impeller pumps \u2022 Simple compact and an economical solution \u2022 Long life very quiet with low power consumption \u2022 An inexpensive way to update a manual to an electric system \u2022 Suitable for use with pressure switch and microswitch systems\n\nHose Size: 10mm / 3/8\"", 13mm / 1/2\""\n\nInlet Outlet: For 10mm (3/8\"") or 13mm (1/2\"") ID Hose\n\nBrand: Whale\n\nVoltage Description: 12V DC\n\nModel: GP1652B\n\nWidth: 36mm (1-7/16\"")\n\nLength: Overall: 129mm (5-1/16\""), Pump: 109mm (4-5/16\""), Hose Connection: 20mm (13/16\""), Cable: 1m\n\nMaterial: ABS Pump Be