Agriculture & Industry  -  Diaphragm

Diaphragm Pump 51 Series

  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
  • Diaphragm Pump 51 Series
Optionnal accessories

  • Description
  • Specification
  • Technical Parameters
  • Performance curves
  • Downloads
  • An economical workhorse, the 51 series are engineered for flexibility. With on-demand switching, 3.0 to 5.0 GPM, and 60 PSI, the 51 series will meet your special requirements with positive predictable performance. Seaflo also offers a variety of easy connect fittings and filters
  • Features & Benefits
    Positive displacement pump
    Can run dry
    Quiet operation
    Demand Pump
    Easy connect fittings
    Industry standard mount pattern


    Typical Applications
    Agricultural Spraying
    General Industrial
    Automotive
    Marine/RV

    PUMP
    Type
    5 chamber positive
    displacement diaphragm
    pump, self priming, capable
    of being run dry
    Mode
    Demand
    Liquid Temperature
    140°F (60°C) Max.
    Priming Capabilities
    6 feet (1.8 m) suction lift
    Max Pressure
    60 PSI (4.1 bar)
    Inlet/Outlet Ports
    1/2"-14 MNPT
    Weight
    7 lbs (3.17 kg)

    MOTOR
    Leads
    16 AWG, 9" long with
    2-Pin connector/Leads

    Duty Cycle
    Continuous

    Voltage
    12v


  • STANDARD PUMP CONFIGURATIONS

    Model

    Switch GPM/LPM PSI/BAR Max Draw
    (A)
    Valves Diaphragm Ports Voltage

    Wire

    Connections

    SFDP1-030-060-51 Demand 3.0/11.3 60/4.1 12.0 Viton Santoprene 1/2"-14 MNPT 12V  DC 2-Pin/Leads
    SFDP1-040-060-51 Demand 4.0/15.1 60/4.1 15.0 Viton Santoprene 1/2"-14 MNPT 12V  DC 2-Pin/Leads
    SFDP1-050-060-51
    Demand
    5.0/18.9
    60/4.1
    17.0 Viton
    Santoprene
    1/2"-14 MNPT
    12V  DC
    2-Pin/Leads
    Consult factory for other available models


  • PUMP PERFORMANCE
    3.0GPM

    PSI BAR GPM

    LPM

    Amps
    OPEN 0.00 3.20 12.35 6.20
    10 0.68 2.92 11.27 8.00
    20 1.36 2.55 9.84 9.10
    30 2.04 2.17 8.38 10.10
    40 2.72 1.89 7.38 11.10
    50 3.40 1.61 6.21 12.00
    60 4.08 OFF 0.00 0.00


    4.0GPM

    PSI BAR GPM

    LPM

    Amps
    OPEN 0.00 4.00 15.44 6.60
    10 0.68 3.72 14.36 8.00
    20 1.36 3.45 13.32 9.30
    30 2.04 3.01 11.62 10.20
    40 2.72 2.89 11.18 11.40
    50 3.40 1.93 7.45 12.60
    60 4.08 OFF 0.00 0.00


    5.0GPM

    PSI BAR GPM

    LPM

    Amps
    OPEN 0.00 5.10 19.70 9.60
    10 0.68 4.20 16.20 11.40
    20 1.36 3.52 13.59 12.70
    30 2.04 3.05 11.77 14.20
    40 2.72 2.61 10.07 15.40
    50 3.40 2.24 8.65 16.30
    60 4.08 OFF 0.00 0.00