Shurflo 8000-543-238 Auto Demand Pump – 12V, 1.8 GPM @ 100 PSI

Part Number: 8000-543-238
Category: DC Diaphragm Pumps
Type: Shurflo 8000 Series Auto Demand Pump – 12V, 1.8 GPM @ 100 PSI

The Shurflo 8000-543-238 is a high-pressure 12V auto-demand diaphragm pump designed for compact spraying, transfer, and on-demand fluid systems that require higher operating pressure. Delivering up to 1.8 GPM with a 100 PSI demand switch, this pump automatically cycles on and off based on system pressure—no external controls required.

Technical Specifications

• Model / Part Number: 8000-543-238

• Series: Shurflo 8000

• Voltage: 12V DC

• Max Flow: 1.8 GPM (open flow)

• Demand Pressure Switch: 100 PSI

• Self-Priming: Up to 8 ft vertical lift

• Diaphragm: Santoprene®

• Valve Material: Viton®

• Housing: Polypropylene

• Inlet Port: 3/8" NPT (Female)

• Discharge Port: 3/8" NPT (Female)

• Check Valve: Built-in

• Dry Run Capability: Yes

• Components: UL/CUL Recognized

Key Features & Benefits

• Auto-demand operation – starts and stops with system pressure

• High-pressure output – up to 100 PSI

• Self-priming up to 8 feet

• Chemical-resistant construction

• Runs dry without damage

• Built-in check valve prevents backflow

• Compact, lightweight design for mobile systems