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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.

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  • DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 3/8" 125 PSI EPDM, Less Coil

    DEMA
    UWS Part #: DE-443P.0
    MSRP: $44.54
    MSRP: $44.54 - MSRP: $44.54
    MSRP: $44.54
    UWS Price: $37.86

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: No Coil, Valve Body Only 3/8" NPT Inlet and Outlet 125 PSI Max Brass ...

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    MSRP: $44.54
    MSRP: $44.54 - MSRP: $44.54
    MSRP: $44.54
    UWS Price: $37.86
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  • DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 1/4" 125 PSI EPDM 24VAC Coil

    DEMA
    UWS Part #: DE-442P.3
    MSRP: $48.45
    MSRP: $48.45 - MSRP: $48.45
    MSRP: $48.45
    UWS Price: $41.18

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: 24 VAC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Brass Body EPDM Seal

    MSRP: $48.45
    MSRP: $48.45 - MSRP: $48.45
    MSRP: $48.45
    UWS Price: $41.18
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  • DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 1/4" 125 PSI EPDM 12VDC Coil

    DEMA
    UWS Part #: DE-442P.2
    MSRP: $53.12
    MSRP: $53.12 - MSRP: $53.12
    MSRP: $53.12
    UWS Price: $45.15

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: 12 VDC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Brass Body EPDM Seal

    MSRP: $53.12
    MSRP: $53.12 - MSRP: $53.12
    MSRP: $53.12
    UWS Price: $45.15
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  • DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 1/4" 125 PSI EPDM, Less Coil

    DEMA
    UWS Part #: DE-442P.0
    MSRP: $44.54
    MSRP: $44.54 - MSRP: $44.54
    MSRP: $44.54
    UWS Price: $37.86

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: No Coil, Valve Body Only 1/4" NPT Inlet and Outlet 125 PSI Max Brass ...

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    MSRP: $44.54
    MSRP: $44.54 - MSRP: $44.54
    MSRP: $44.54
    UWS Price: $37.86
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  • DEMA DIN-Q-Coil 24VDC

    DEMA
    UWS Part #: DE-41.9D.5.4
    MSRP: $20.91
    MSRP: $20.91 - MSRP: $20.91
    MSRP: $20.91
    UWS Price: $20.91

    Replacement DEMA Solenoid Valve Coil, 24 VDC.

    MSRP: $20.91
    MSRP: $20.91 - MSRP: $20.91
    MSRP: $20.91
    UWS Price: $20.91
  • DEMA DIN-Q-Coil 24VAC/60 Hz

    DEMA
    UWS Part #: DE-41.9D.5.3
    MSRP: $17.92
    MSRP: $17.92 - MSRP: $17.92
    MSRP: $17.92
    UWS Price: $17.92

    Replacement DEMA Solenoid Valve Coil, 24 VAC.

    MSRP: $17.92
    MSRP: $17.92 - MSRP: $17.92
    MSRP: $17.92
    UWS Price: $17.92
  • DEMA Solenoid Valve Coil 24VAC/60 Hz

    DEMA
    UWS Part #: DE-41.9.7.3
    MSRP: $11.56
    MSRP: $11.56 - MSRP: $11.56
    MSRP: $11.56
    UWS Price: $11.56

    Replacement DEMA Solenoid Valve Coil, 24 VAC.

    MSRP: $11.56
    MSRP: $11.56 - MSRP: $11.56
    MSRP: $11.56
    UWS Price: $11.56
  • DEMA Spade Coil Assembly 240VAC/60 Hz

    DEMA
    UWS Part #: DE-41.9.5.9
    MSRP: $12.47
    MSRP: $12.47 - MSRP: $12.47
    MSRP: $12.47
    UWS Price: $12.47

    Replacement DEMA Solenoid Valve Coil, 240 VAC.

    MSRP: $12.47
    MSRP: $12.47 - MSRP: $12.47
    MSRP: $12.47
    UWS Price: $12.47
  • DEMA Spade Coil Assembly 24VDC

    DEMA
    UWS Part #: DE-41.9.5.4
    MSRP: $14.30
    MSRP: $14.30 - MSRP: $14.30
    MSRP: $14.30
    UWS Price: $14.30

    Replacement DEMA Solenoid Valve Coil, 24 VDC.

    MSRP: $14.30
    MSRP: $14.30 - MSRP: $14.30
    MSRP: $14.30
    UWS Price: $14.30
  • DEMA Spade Coil Assembly 12VDC

    DEMA
    UWS Part #: DE-41.9.5.2
    MSRP: $14.72
    MSRP: $14.72 - MSRP: $14.72
    MSRP: $14.72
    UWS Price: $14.72

    Replacement DEMA Solenoid Valve Coil, 12 VDC.

    MSRP: $14.72
    MSRP: $14.72 - MSRP: $14.72
    MSRP: $14.72
    UWS Price: $14.72
  • DEMA Junction Box Coil Assembly 120VAC/50-60 Hz (O453P, O453S, 401P)

    DEMA
    UWS Part #: DE-41.9.1.6
    MSRP: $23.35
    MSRP: $23.35 - MSRP: $23.35
    MSRP: $23.35
    UWS Price: $23.35

    Replacement DEMA Solenoid Valve Coil, 120 VAC.

    MSRP: $23.35
    MSRP: $23.35 - MSRP: $23.35
    MSRP: $23.35
    UWS Price: $23.35
  • DEMA Junction Box Coil Assembly 24VDC (O453P, O453S, 401P)

    DEMA
    UWS Part #: DE-41.9.1.4
    MSRP: $26.76
    MSRP: $26.76 - MSRP: $26.76
    MSRP: $26.76
    UWS Price: $26.76

    Replacement DEMA Solenoid Valve Coil, 24 VDC.

    MSRP: $26.76
    MSRP: $26.76 - MSRP: $26.76
    MSRP: $26.76
    UWS Price: $26.76
  • DEMA Solenoid Valve Repair Kit - 454M & 456M

    DEMA
    UWS Part #: DE-41.46
    MSRP: $49.75
    MSRP: $49.75 - MSRP: $49.75
    MSRP: $49.75
    UWS Price: $49.75

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

    MSRP: $49.75
    MSRP: $49.75 - MSRP: $49.75
    MSRP: $49.75
    UWS Price: $49.75
  • DEMA Solenoid Valve Repair Kit - 458PS

    DEMA
    UWS Part #: DE-41.33.2
    MSRP: $81.89
    MSRP: $81.89 - MSRP: $81.89
    MSRP: $81.89
    UWS Price: $81.89

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

    MSRP: $81.89
    MSRP: $81.89 - MSRP: $81.89
    MSRP: $81.89
    UWS Price: $81.89
  • DEMA Solenoid Valve Repair Kit - 453P & 453S

    DEMA
    UWS Part #: DE-41.31
    MSRP: $50.66
    MSRP: $50.66 - MSRP: $50.66
    MSRP: $50.66
    UWS Price: $50.66

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

    MSRP: $50.66
    MSRP: $50.66 - MSRP: $50.66
    MSRP: $50.66
    UWS Price: $50.66
  • DEMA Solenoid Valve Repair Kit - A416P

    DEMA
    UWS Part #: DE-41.29
    MSRP: $24.38
    MSRP: $24.38 - MSRP: $24.38
    MSRP: $24.38
    UWS Price: $24.38

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

    MSRP: $24.38
    MSRP: $24.38 - MSRP: $24.38
    MSRP: $24.38
    UWS Price: $24.38
  • DEMA Solenoid Valve Plunger Kit - Buna 401P & 424.2

    DEMA
    UWS Part #: DE-41.24
    MSRP: $8.89
    MSRP: $8.89 - MSRP: $8.89
    MSRP: $8.89
    UWS Price: $7.56

    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: $8.89
    MSRP: $8.89 - MSRP: $8.89
    MSRP: $8.89
    UWS Price: $7.56
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  • DEMA Brass Direct Acting Solenoid Valve, Normally Closed, 1/4" 150 PSI Viton 12VDC Coil

    DEMA
    UWS Part #: DE-401PV.2
    MSRP: $71.71
    MSRP: $71.71 - MSRP: $71.71
    MSRP: $71.71
    UWS Price: $60.95

    DEMA Brass Direct-Acting solenoid valve for low-pressure applications. Features: 12 VDC Coil 1/4" NPT Inlet and Outlet 150 PSI Max Brass Body Vito...

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    MSRP: $71.71
    MSRP: $71.71 - MSRP: $71.71
    MSRP: $71.71
    UWS Price: $60.95
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  • DEMA Mixrite Mounting Bracket (Fits 500 Series and 14 Series Units)

    DEMA
    UWS Part #: DE-36030162765
    MSRP: $6.96
    MSRP: $6.96 - MSRP: $6.96
    MSRP: $6.96
    UWS Price: $6.96

    DEMA Mixrite Mounting Bracket (Fits 500 Series and 14 Series Units)

    MSRP: $6.96
    MSRP: $6.96 - MSRP: $6.96
    MSRP: $6.96
    UWS Price: $6.96
  • DEMA Mixrite Conical Check Valve Kit

    DEMA
    UWS Part #: DE-36000000263
    MSRP: $48.92
    MSRP: $48.92 - MSRP: $48.92
    MSRP: $48.92
    UWS Price: $48.92

    DEMA Mixrite Conical Check Valve Kit

    MSRP: $48.92
    MSRP: $48.92 - MSRP: $48.92
    MSRP: $48.92
    UWS Price: $48.92
  • DEMA Mixrite 1410 Lip Seal Kit

    DEMA
    UWS Part #: DE-36000000213
    MSRP: $59.47
    MSRP: $59.47 - MSRP: $59.47
    MSRP: $59.47
    UWS Price: $59.47

    DEMA Mixrite 1410 Lip Seal Kit

    MSRP: $59.47
    MSRP: $59.47 - MSRP: $59.47
    MSRP: $59.47
    UWS Price: $59.47
  • DEMA Mixrite 570/571/1402/566 Lip Seal Kit

    DEMA
    UWS Part #: DE-36000000204
    MSRP: $52.19
    MSRP: $52.19 - MSRP: $52.19
    MSRP: $52.19
    UWS Price: $52.19

    DEMA Mixrite 570/571/1402/566 Lip Seal Kit

    MSRP: $52.19
    MSRP: $52.19 - MSRP: $52.19
    MSRP: $52.19
    UWS Price: $52.19
  • DEMA Rocket Single Barb (.136) Injector Assy QC Brown, 6.1 GPM

    DEMA
    UWS Part #: DE-311.136
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 6.1 GPM, 0.136" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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  • DEMA Rocket Single Barb (.098) Injector Assy QC Lt. Green, 3.4 GPM

    DEMA
    UWS Part #: DE-311.098
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 3.4 GPM, 0.098" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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