On-demand, automatic water pump for small boats, campers, and Built-in 40 PSI pressure switch for automatic stop or start Self-priming- allows it to be mounted above tank able to run dry Built-in thermal protector 3 or 8-inch hose barb ports 10 Gallons per minute (38 Litres per minute) Compact design Heavy-duty demand switch Can run dry Quiet operation Industry standard mount pattern Typical Applications : Marine or RV Water Treatment or Ro Beverage or Food Service Distillation Equipment Agricultural Spraying General Industrial Automotive PUMP Type : 2 Chamber positive displacement diaphragm pump, self priming, capable of being run dry Max Recommended Temperature 110 Fahrenheit (43 Celsius) Max. Priming Capabilities 4 feet (12 m) suction lift Max Pressure 40PSI (28bar) Inlet or Outlet Ports 3 or 8" hose barb Weight 125 lbs (057 kg) MOTOR Duty Cycle Intermittent Leads 18 AWG, 1378" long with 2-Pin connector or Leads Voltage 12v or 24v Package content:1 x Water Pressure Diaphragm Pump Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.