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DEMA Engineering

DEMA pioneered dilution control systems by introducing the first slide-bar faucet proportioner in 1956.  They now provide one of the largest ranges of chemical dosing and fluid control products in the global market. 

DEMA offers a full line of proven quality built fluid control devices, components, and systems to handle different fluid types, pressures, and applications. Their expertise in machining and casting fluid control devices is the backbone of their business and has built their reputation in manufacturing and process engineering markets.

  • DEMA Junction Box Coil Assembly 12VDC (O453P, O453S, 401P)

    DEMA
    UWS Part #: DE-41.9.1.2
    MSRP: $24.60
    MSRP: $24.60 - MSRP: $24.60
    MSRP: $24.60
    UWS Price: $24.60

    Replacement DEMA Solenoid Valve Coil, 12 VDC.

    MSRP: $24.60
    MSRP: $24.60 - MSRP: $24.60
    MSRP: $24.60
    UWS Price: $24.60
  • DEMA DIN Connector And Power Cord Assembly 24"

    DEMA
    UWS Part #: DE-41.77.100110.24.US
    MSRP: $11.34
    MSRP: $11.34 - MSRP: $11.34
    MSRP: $11.34
    UWS Price: $11.34

    MSRP: $11.34
    MSRP: $11.34 - MSRP: $11.34
    MSRP: $11.34
    UWS Price: $11.34
  • DEMA Solenoid Valve Repair Kit - O453P & O453S

    DEMA
    UWS Part #: DE-41.58
    MSRP: $67.59
    MSRP: $67.59 - MSRP: $67.59
    MSRP: $67.59
    UWS Price: $67.59

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves O453P and O453S.

    MSRP: $67.59
    MSRP: $67.59 - MSRP: $67.59
    MSRP: $67.59
    UWS Price: $67.59
  • DEMA Solenoid Valve Repair Kit - 478PS-B (Buna)

    DEMA
    UWS Part #: DE-41.56.2
    MSRP: $57.65
    MSRP: $57.65 - MSRP: $57.65
    MSRP: $57.65
    UWS Price: $57.65

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 478PS-B (Buna seals).

    MSRP: $57.65
    MSRP: $57.65 - MSRP: $57.65
    MSRP: $57.65
    UWS Price: $57.65
  • DEMA Solenoid Valve Repair Kit - 476PS-B (Buna)

    DEMA
    UWS Part #: DE-41.56.1
    MSRP: $27.92
    MSRP: $27.92 - MSRP: $27.92
    MSRP: $27.92
    UWS Price: $27.92

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 476PS-B (Buna seals).

    MSRP: $27.92
    MSRP: $27.92 - MSRP: $27.92
    MSRP: $27.92
    UWS Price: $27.92
  • DEMA Solenoid Valve Repair Kit - O476P

    DEMA
    UWS Part #: DE-41.50.1
    MSRP: $95.15
    MSRP: $95.15 - MSRP: $95.15
    MSRP: $95.15
    UWS Price: $95.15

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves O476P.

    MSRP: $95.15
    MSRP: $95.15 - MSRP: $95.15
    MSRP: $95.15
    UWS Price: $95.15
  • DEMA Solenoid Valve Repair Kit - O473P & O474P

    DEMA
    UWS Part #: DE-41.50
    MSRP: $89.17
    MSRP: $89.17 - MSRP: $89.17
    MSRP: $89.17
    UWS Price: $89.17

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves O473P and O474P.

    MSRP: $89.17
    MSRP: $89.17 - MSRP: $89.17
    MSRP: $89.17
    UWS Price: $89.17
  • DEMA Solenoid Valve Repair Kit - 476P

    DEMA
    UWS Part #: DE-41.49
    MSRP: $21.73
    MSRP: $21.73 - MSRP: $21.73
    MSRP: $21.73
    UWS Price: $21.73

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 476P.

    MSRP: $21.73
    MSRP: $21.73 - MSRP: $21.73
    MSRP: $21.73
    UWS Price: $21.73
  • DEMA Solenoid Valve Repair Kit - 473P & 474P

    DEMA
    UWS Part #: DE-41.47
    MSRP: $19.99
    MSRP: $19.99 - MSRP: $19.99
    MSRP: $19.99
    UWS Price: $19.99

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 473P and 474P.

    MSRP: $19.99
    MSRP: $19.99 - MSRP: $19.99
    MSRP: $19.99
    UWS Price: $19.99
  • DEMA Solenoid Valve Repair Kit - 454M & 456M

    DEMA
    UWS Part #: DE-41.46
    MSRP: $45.75
    MSRP: $45.75 - MSRP: $45.75
    MSRP: $45.75
    UWS Price: $45.75

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 454M and 456M.

    MSRP: $45.75
    MSRP: $45.75 - MSRP: $45.75
    MSRP: $45.75
    UWS Price: $45.75
  • DEMA Solenoid Valve Repair Kit - 458P

    DEMA
    UWS Part #: DE-41.33
    MSRP: $70.33
    MSRP: $70.33 - MSRP: $70.33
    MSRP: $70.33
    UWS Price: $70.33

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 458P.

    MSRP: $70.33
    MSRP: $70.33 - MSRP: $70.33
    MSRP: $70.33
    UWS Price: $70.33
  • DEMA Solenoid Valve Repair Kit - 454P

    DEMA
    UWS Part #: DE-41.32
    MSRP: $39.71
    MSRP: $39.71 - MSRP: $39.71
    MSRP: $39.71
    UWS Price: $39.71

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 454P.

    MSRP: $39.71
    MSRP: $39.71 - MSRP: $39.71
    MSRP: $39.71
    UWS Price: $39.71
  • DEMA Solenoid Valve Repair Kit - 453P & 453S

    DEMA
    UWS Part #: DE-41.31
    MSRP: $46.59
    MSRP: $46.59 - MSRP: $46.59
    MSRP: $46.59
    UWS Price: $46.59

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 453P and 453S.

    MSRP: $46.59
    MSRP: $46.59 - MSRP: $46.59
    MSRP: $46.59
    UWS Price: $46.59
  • DEMA Solenoid Valve Repair Kit - A418P

    DEMA
    UWS Part #: DE-41.30
    MSRP: $31.81
    MSRP: $31.81 - MSRP: $31.81
    MSRP: $31.81
    UWS Price: $31.81

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves A416P.

    MSRP: $31.81
    MSRP: $31.81 - MSRP: $31.81
    MSRP: $31.81
    UWS Price: $31.81
  • DEMA Solenoid Valve Repair Kit - A416P

    DEMA
    UWS Part #: DE-41.29
    MSRP: $22.87
    MSRP: $22.87 - MSRP: $22.87
    MSRP: $22.87
    UWS Price: $22.87

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves A416P.

    MSRP: $22.87
    MSRP: $22.87 - MSRP: $22.87
    MSRP: $22.87
    UWS Price: $22.87
  • DEMA Solenoid Valve Repair Kit - A414P

    DEMA
    UWS Part #: DE-41.28
    MSRP: $15.99
    MSRP: $15.99 - MSRP: $15.99
    MSRP: $15.99
    UWS Price: $15.99

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves A414P.

    MSRP: $15.99
    MSRP: $15.99 - MSRP: $15.99
    MSRP: $15.99
    UWS Price: $15.99
  • DEMA Solenoid Valve Repair Kit - A413P

    DEMA
    UWS Part #: DE-41.27
    MSRP: $16.55
    MSRP: $16.55 - MSRP: $16.55
    MSRP: $16.55
    UWS Price: $16.55

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves A413P.

    MSRP: $16.55
    MSRP: $16.55 - MSRP: $16.55
    MSRP: $16.55
    UWS Price: $16.55
  • DEMA Solenoid Valve Repair Kit - 412P

    DEMA
    UWS Part #: DE-41.26
    MSRP: $12.66
    MSRP: $12.66 - MSRP: $12.66
    MSRP: $12.66
    UWS Price: $12.66

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 412P.

    MSRP: $12.66
    MSRP: $12.66 - MSRP: $12.66
    MSRP: $12.66
    UWS Price: $12.66
  • DEMA Solenoid Valve Plunger Kit - Viton 401PV & 424PV.2

    DEMA
    UWS Part #: DE-41.24V
    MSRP: $9.18
    MSRP: $9.18 - MSRP: $9.18
    MSRP: $9.18
    UWS Price: $9.18

    This kit contains the parts to replace the valve plunger, plunger spring, valve seat, and o-ring for DEMA Solenoid Valves 401PV and 424PV.2.  Conta...

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    MSRP: $9.18
    MSRP: $9.18 - MSRP: $9.18
    MSRP: $9.18
    UWS Price: $9.18
  • DEMA Solenoid Valve Plunger Kit - Buna 401P & 424.2

    DEMA
    UWS Part #: DE-41.24
    MSRP: $8.34
    MSRP: $8.34 - MSRP: $8.34
    MSRP: $8.34
    UWS Price: $8.34

    This kit contains the parts to replace the valve plunger, plunger spring, valve seat, and o-ring for DEMA Solenoid Valves 401P and 424.2.  Contains...

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    MSRP: $8.34
    MSRP: $8.34 - MSRP: $8.34
    MSRP: $8.34
    UWS Price: $8.34
  • DEMA Brass Direct Acting Solenoid Valve, Normally Closed, 1/4" 150 PSI Viton 120VAC DIN Coil

    DEMA
    UWS Part #: DE-401PV.6D
    MSRP: $69.31
    MSRP: $69.31 - MSRP: $69.31
    MSRP: $69.31
    UWS Price: $58.92

    DEMA Brass Direct-Acting solenoid valve for low-pressure applications. Features: 120 VAC DIN Coil 1/4" NPT Inlet and Outlet 150 PSI Max Brass Body...

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    MSRP: $69.31
    MSRP: $69.31 - MSRP: $69.31
    MSRP: $69.31
    UWS Price: $58.92
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  • DEMA Brass Direct Acting Solenoid Valve, Normally Closed, 1/4" 150 PSI Viton 120VAC Coil

    DEMA
    UWS Part #: DE-401PV.6
    MSRP: $62.12
    MSRP: $62.12 - MSRP: $62.12
    MSRP: $62.12
    UWS Price: $52.81

    DEMA Brass Direct-Acting solenoid valve for low-pressure applications. Features: 120 VAC Coil 1/4" NPT Inlet and Outlet 150 PSI Max Brass Body Vit...

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    MSRP: $62.12
    MSRP: $62.12 - MSRP: $62.12
    MSRP: $62.12
    UWS Price: $52.81
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  • DEMA Brass Direct Acting Solenoid Valve, Normally Closed, 1/4" 150 PSI Viton 24VDC Coil

    DEMA
    UWS Part #: DE-401PV.4
    MSRP: $66.42
    MSRP: $66.42 - MSRP: $66.42
    MSRP: $66.42
    UWS Price: $56.46

    DEMA Brass Direct-Acting solenoid valve for low-pressure applications. Features: 24 VDC Coil 1/4" NPT Inlet and Outlet 150 PSI Max Brass Body Vito...

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    MSRP: $66.42
    MSRP: $66.42 - MSRP: $66.42
    MSRP: $66.42
    UWS Price: $56.46
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  • DEMA Brass Direct Acting Solenoid Valve, Normally Closed, 1/4" 150 PSI Viton 24VAC DIN Coil

    DEMA
    UWS Part #: DE-401PV.3D
    MSRP: $69.31
    MSRP: $69.31 - MSRP: $69.31
    MSRP: $69.31
    UWS Price: $58.92

    DEMA Brass Direct-Acting solenoid valve for low-pressure applications. Features: 24 VAC DIN Coil 1/4" NPT Inlet and Outlet 150 PSI Max Brass Body ...

    View full details
    MSRP: $69.31
    MSRP: $69.31 - MSRP: $69.31
    MSRP: $69.31
    UWS Price: $58.92
    Save 15% Save %