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Resideo PA404A is a pressure actuated high limit, safety control for steam heating boilers. It breaks an electrical circuit to shut down the burner if steam pressure rises above a safe level.
  • The PA404B is used with suspension-type unit heaters to make the fan circuit when a pressure rise indicates the presence of steam.
  • Each model contains an SPST MICRO SWITCH snap-acting switch.Sensitive pressure-actuated diaphragm expands or contracts with pressure variations, moving a lever mechanism which operates the snap switch.
  • A screw on top of the case allows set point adjustment without removing the cover.Differential is adjusted by means of a dial located inside the case..,
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    Resideo PA404A1009

  • Item#:
    PA404A1009
    Manufacturer Item:
    PA404A1009
    Manufacturer:
    HONEYWELL
    Honeywell SuperVent PV-001RP/U Replacement Air Vent Assembly
    • Universal connection
    ,
    ,

    Honeywell PV001RP

    Item#:
    PV001RP
    Manufacturer Item:
    PV-001RP
    Manufacturer:
    HONEYWELL
    Resideo Q314A3513 Pilot Burner Natural Gas Front Burn pattern BCR-18 Orifice,

    Resideo Q314A3513

    Item#:
    Q314A3513
    Manufacturer Item:
    Q314A3513
    Manufacturer:
    HONEYWELL
    Resideo Q345U1005 Universal Pilot Burner & Igniter for S8600F S8600H Intermittent Pilot Modules,

    Resideo Q345U1005

    Item#:
    Q345U1005
    Manufacturer Item:
    Q345U1005
    Manufacturer:
    HONEYWELL
    Resideo Q314A3547 Universal Pilot Tip Left,
    ,

    Resideo Q314A3547

    Item#:
    Q314A3547
    Manufacturer Item:
    Q314A3547
    Manufacturer:
    HONEYWELL
    Resideo Q314A4586 Front Direct Tip Pilot Burner W/Orifice for Q309 Q340 Q390,

    Resideo Q314A4586

    Item#:
    Q314A4586
    Manufacturer Item:
    Q314A4586
    Manufacturer:
    HONEYWELL
    Resideo Q3400A1024 Hot Surface Igniter Flame Rod Assembly 30" Lead,

    Resideo Q3400A1024

    Item#:
    Q3400A1024
    Manufacturer Item:
    Q3400A1024
    Manufacturer:
    HONEYWELL
    Resideo Q345A1321 Direct Tip Pilot Burner W/ Orifice for S86 S860 S8610,

    Resideo Q345A1321

    Item#:
    Q345A1321
    Manufacturer Item:
    Q345A1321
    Manufacturer:
    HONEYWELL
    Resideo Q345A1313 1-Left Direct Tip Pilot Burner W/Orifice for S86 S860 S8610 or,

    Resideo Q345A1313

    Item#:
    Q345A1313
    Manufacturer Item:
    Q345A1313
    Manufacturer:
    HONEYWELL
    Resideo Q314A6102 Direct Tip Pilot Burner W/Orifice for Q309 Q340 Q390,

    Resideo Q314A6102

    Item#:
    Q314A6102
    Manufacturer Item:
    Q314A6102
    Manufacturer:
    HONEYWELL
    Resideo Q345A1305 1-Front Direct Tip Pilot Burner W/Orifice for S86 S860 S8610 or,

    Resideo Q345A1305

    Item#:
    Q345A1305
    Manufacturer Item:
    Q345A1305
    Manufacturer:
    HONEYWELL
    Resideo Q327A1626 Standing Pilot Burner for Q309 Q340 Thermocouples or Q313,

    Resideo Q327A1626

    Item#:
    Q327A1626
    Manufacturer Item:
    Q327A1626
    Manufacturer:
    HONEYWELL
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