SeaFlo Diaphragm Pumps inc Fittings & Parts


Seaflo Series 22, 33, 42 and 51 are on-demand positive displacement pumps.

Each series offers a different combination of output, duty type, connector type and pressure.

PLEASE NOTE: PRESSURE SWITCHES AND BASES ARE NOT COVERED BY SEAFLO WARRANTY

They provide reliable performance in moderate water flow and high-pressure applications.

These 3, 4 and 5 chamber diaphragm pumps provide excellent water pressure. They are capable of self-priming up to 1.8 meters. Seaflo diaphragm pumps can run dry without damaging components.

These automatic demand water system pumps have a built-in pressure switch, automatically starting/stopping when the fixture is opened/closed.

They are simple to install and service. See Diaphragm Pump Troubleshooting if you are having issues.

Product Data Comparison for Seaflo Diaphragm Pumps

Model Volts Amps Fuse (amps) LPM PSI Ports (inch) Chambers Length (mm) Width inc Base (mm) Height (mm) Weight (Kgs)
  Series 22 12 6 10 5.0 100 3/8" hose barb 2 187 98 72 1.10
  Series 33 12 8 10 11.6 45 1/2" BSP 3 202 130 123 1.92
  Series 42 12 6 10 9.5 55 1/2" BSP 4 230 125 111 1.90
  Series 51 12 13 20 19.0 70 1/2" BSP 5 224 149 132 2.66