This solid-state fuel pump runs on 24 volts for marine applications. Facet pumps are compatible with gasoline, alcohol blends (up to and including E85), diesel, biodiesel, and fuel additives. Maximum fuel delivery 32 gallons per hour at free-flow. Maximum pressure 4.5 to 9 psi. Typical flow 15 gph at 3 psi. 3/8 NPT female ports. This pump does not have an anti-siphon valve, so fuel can be pulled through when the pump is off. A one-way check valve ensures that fuel can only flow in one direction. Facet part number 40151.