GROCO Commercial Duty Vane Pump - 12V SPO-80-N 12V. They do not flow or atomize the fluid as is the case with common diaphragm pumps. This makes Vane Pumps very easy to install. The high capacity of the pumps allows relatively small amounts of fluid to flow through them while their low power draw makes them very energy efficient. Therefore they will always give you more change per dollar than other pump types. Although they don't last as long as some other designs they are very easy to install. You can count on your Groco pump for all your general duties like bilge pumping fuel transferring and oil change. Whether you are starting a family or you already have a full fleet of vehicles or you're outfitting an existing boat Groco can help you find the pump you need. We have a large range of pump models to meet your specific needs. Specifications for GROCO Commercial Duty Vane Pump: Manufacturer: GROCO Color: Black Voltage: 12 volts Package Contents: GROCO Commercial Duty Vane Pump GROCO SPO-80-N 12V: Commercial Duty Vane Pump - 12V