Relay Control

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  1. Douglas Controls - WR-4040-120
    Product Code: DPEWR4040120

    Description: WR-4040-120 is a transformer with 40VA steady and pulsed draw that supply the switching for Douglas 2-wire relay control. 2-wire relays are latching type and only require power to switch on or off. One transformer is suficient to service many relays and devices. Current limiting and internally fused with a one time event fuse.

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      In Stock in Gescan

    CAD$42.08
  2. Douglas Controls - WR-4075-120/347
    Product Code: DPEWR4075120

    Descripton: WR-4075-120/347 is a transformer with 40VA steady draw and 75 VA pulsed draw that supply the switching for Douglas 2-wire relay control. 2-wire relays are latching type and only require power to switch on or off. One transformer is suf¿cient to service many relays and devices. Current limiting and internally fused with an automatically...

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      In Stock in Gescan

    CAD$75.74
  3. Douglas Controls - WR-4075-347
    Product Code: DPEWR4075347

    Description: WR-4075-347 is a transformer with 40VA steady draw and 75 VA pulsed draw that supply the switching for Douglas 2-wire relay control. 2-wire relays are latching type and only require power to switch on or off. One transformer is suf¿cient to service many relays and devices. Current limiting and internally fused with an automatically re...

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     Out of Stock

    CAD$54.09
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