The PAR-MAX Automatic Water System Pump is designed for self-contained boats and RV’s with multiple fixture water systems. The system operates automatically. When a fixture is opened, the pump instantly begins operation to provide a smooth constant flow from tank to faucet. Closing the faucet automatically discontinues pump operation.

Par-Max 4 Features

• 4.3 gpm (16.3 lpm) open flow output.
• Self-priming up to 7.8ft (2.4m).
• Four piston diaphragm sealed for smooth and quiet operation.
• Thermal overload protection automatically stops motor should it overheat due to overload, with auto re-start feature.
• Diaphragm design allows extended dry running.
• Pressure switch cut-in 10 psi (0.7 bar) cut-out 25 psi (1.8 bar), low pressure.
• Complies with USCG 183.410 and ISO 8846 MARINE (Ignition Protection)

• Body   Glass Filled Polypropylene 
• Diaphragm   Santoprene 
• Valves   EPDM 
• Port Type   1/2" (13mm) Hose barb or Thread 
• Motor   Thermal overload protection
• Flow rate: 16.3 Litres/min (4.3 gallons/min)
• Self-priming from dry up to 2.4m (7.8ft)
• Voltage   12 Vdc 
• Amp Draw   6 amp 
• Fuse Size   10 amp 
• Cut-In   0.7 bar  10 psi 
• Cut-Out   1.8 bar  25 psi