Hammond Manufacturing

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Breather Kits


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  • Large Rainproof Ventilator

    • Designed to equalize internal / external pressure and temperature
    • Ventilators assist in condensation prevention by allowing enclosures to breathe
      Suitable for most types of metallic and non-metallic enclosures
    • Molded in corrosion resistant thermal set plastic, finish RAL7035 Light Gray
    • Gasket protection to enclosure wall with built in compression stop
    • Mount to enclosure wall thickness up to .14” with standard screws
    • Internal vent channel & grille reduces insect intrusion
    • Package quantity 2
    Part No. Description
    SDV280 Small Rainproof Ventilator

  • Small Rainproof Ventilator

    • Designed to equalize internal / external pressure and temperature
    • Ventilators assist in condensation prevention by allowing enclosures to breathe
      Suitable for most types of metallic and non-metallic enclosures
    • Molded in corrosion resistant thermal set plastic, finish RAL7035 Light Gray
    • Gasket protection to enclosure wall with built in compression stop
    • Mount to enclosure wall thickness up to .14” with standard screws
    • Internal vent channel & grille reduces insect intrusion
    • Package quantity 2
    Part No. Description
    SDV180 Small Rainproof Ventilator

  • Breather Kit (Pressure Compensation Plug)

    • Packaged individually.
    • Provides for controlled pressure compensation due to temperature variations (i.e. night/day operation).
    • Recommend two plugs per cabinet in opposite locations.
    • Minimum cutout diameter 1.46"
    Part No. Dimensions
    SDA412 2.6" x 1.2"
    Mounting: PG 29 (1.14") thread with union nut, minimum cutout diameter
    Material: Polycarbonate UL94VO
    Protection: IP45
    Color: RAL 7032 beige

  • Breather Drain Kit (Pressure Compensation Plug)

    • Packaged individually
    • Provides for controlled pressure compensation due to temperature variations (i.e. night/day operation)
    • Recommend two plugs per cabinet in opposite locations
    • Pipe Thread 1/2" NPT (actual dia. 0.84")
    Part No. Description
    BDN4XN1 Pressure Compensation Plug
    CSA/A Ex Approvals: Class I, Zone 1, Ex e II
    Class I Division 2 Groups ABCD
    Class II EFG, Class III
    Ingress Protection: IP66, CSA Enclosure Type NEMA 4X
    Impact Resistance: 20Nm (7Nm GF Nylon)
    Materials: Durethan BKV 30 N1 30% Glass Filled Nylon
    O Ring - Nitrile
    Fixing nut - Brass
    Operating Temp: -50C to +85C