Pentair Shurflo 8000-543-236 Automatic-Demand 12V Diaphragm Pump, 1.8 GPM With Viton Valves, Santoprene Diaphragm, 50 PSI Demand Switch, 3/8 NPT Female Port

Runs quiet and can easily handle heavy-duty jobs, including agricultural spraying and transfer applications. Mounts in any position. Viton valves and Santoprene diaphragm to resist corrosion. Fully repairable pump body. 3/8in. female ports. Approved for use with Roundup agricultural herbicide Mounts in any position for versatility