Shurflo 12v Pump 

The 8000 Series diaphragm pump is SHURflo's most widely used agriculture pump. Viton valve material assures maximum chemical resistance. The unique conical valve design delivers high flow rates at maximum discharge pressures, making the 8000 the pump of choice for sprayers used on the farm or around the yard. These 12v DC pumps deliver up to 1.8 GPM (6.8 l/min) providing maximum performance in a wide range of applications.

• Self Priming up to 8 feet (2.4m)
• Chemical resistant materials
• Designed for heavy-duty spraying & fluid transfer applications
• Can run dry without damage
• Built-in check valve
• The 12V pump, pressure switch, 6.8 l.p.m., 107 p.s.i., 7.7AMPs 1/2″ BSP male inlet and outlet and internal bypass make for smoother pump operation.
• It features Viton valves and a Santoprene diaphragm.