PENTAIR SHURFLO 8000-543-138 Diaphragm Water Pump, 12V DC Self Priming 1.8 GPM, 100 PSI Automatic Demand Switch, Chemical Resistant Agricultural Sprayer Pump, Santoprene Diaphragm, Viton Valves

The PENTAIR SHURFLO 8000 Series diaphragm pump is widely used in agricultural and industrial fluid systems because of its dependable pressure and consistent performance. Designed with a 3-chamber positive displacement system, it delivers up to 1.8 GPM and pressures up to 100 PSI, making it effective for spraying, irrigation, and controlled fluid transfer. With self-priming capability up to 5 feet and a built-in automatic demand switch, the pump activates only when water pressure is needed. This makes it ideal for farms, gardens, tanks, and mobile equipment that require reliable water delivery. The integrated check valve also prevents reverse flow, protecting the system. Durable polypropylene construction combined with Santoprene diaphragms and Viton valves provides strong chemical resistance for agricultural spraying and fluid handling. Built to run dry without damage and designed for easy maintenance, this pump supports continuous-duty applications where professionals require dependable water pressure and a long service life.

• Reliable Performance: 3-chamber positive displacement diaphragm pump delivering up to 1.8 GPM and 100 PSI for consistent water flow when spraying or transferring fluids in agricultural and industrial systems
• Automatic Pressure Control: Built-in adjustable demand switch automatically starts and stops the pump when pressure changes for steady flow and reduced motor wear during irrigation and spraying tasks
• Self-Priming Operation: Self-priming up to 5 ft vertical with a built-in one-way check valve preventing reverse flow for reliable performance when drawing water from tanks, barrels, or supply lines
• Durable Chemical Resistant Build: Polypropylene housing with Santoprene diaphragm and Viton valves designed for agricultural chemicals, fertilizers, and fluid transfer in demanding environments
• Flexible Installation Use: Compact pump can mount in any position and run dry without damage, making it suitable for farms, gardens, RV systems, and field spraying where dependable pressure is required