Seaflo 55-Series Diaphragm Pump – 12V DC, 5.5 GPM, 60 PSI with HEAVY DUTY PRESSURE SWITCH

#ad Latest Price: £88.12 (as of 15/04/2023 10:11 PST- Details)

ALL NEW Heavy Duty Pressure Switch
Self Priming On Demand Water Pressure Pump
12V 5.5 GPM and 60 PSI

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The 55-Series is our all new heavy duty water pressure pump with the most heavy duty pressure switch on the market. It provides high volume water flow with reduced pump cycling and smooth flow thanks to the large five-chamber diaphragm. It provides up to 5.5 gallons per minute. The 55-Series pumps are self-priming, can run dry without damage, and are performance reliable. This automatic demand water system pump has a built-in pressure switch which automatically starts and stops the pump when the faucet is opened and closed. Easy to install service and winterize. This pump works best when paired with a SEAFLO Accumulator Tank.


  • Can supply up to 4 different water supply requirements
  • Precise pressure control and stable performance
  • Good sealing performance,waterproof and dustproof
  • Low starting pressure,reduces cycling
  • Good heat dissipation
  • Run dry safe
  • Can be use for Fresh&Salt Water
  • 2 Year Warranty
  • Meets or exceeds RoHS, SGS, and ISO standards


Marine,RV,Agricutural Spraying,General Industial,Filtration,Beverage Processing,Solar Water System.


  • Type:5 Chamber positive displacement diaphragm pump, self priming, capable of being run dry
  • Control Type:Pressure switch
  • Max Recommended Temperature:60° C(140° F)
  • Priming Capabilities:6 feet (1.8 m) suction lift
  • Re-start Pressure:Shut-on Pressure 20 PSI :20 PSI ±3 PSI
  • Shut-off Pressure 60 PSI:60 PSI ±3 PSI
  • Inlet/Outlet Ports:1/2″-14 MNPT


  • Leads:14 AWG, 13″ (33 cm) long with 2-Pin connector / Leads
  • Duty Cycle:Continuous
  • Max.Amp Draw:17.0 A
  • Fuse:25.5 A

ALL NEW Heavy Duty Pressure Switch
Self Priming On Demand Water Pressure Pump
12V 5.5 GPM and 60 PSI
Ignition protected and thermally protected
2 Year Warranty

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Is discontinued by manufacturer