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  • ALS140 THERMOSTAT AUTO RESET

    Terminals:45°angle 1/4"; Cut out temp (°F):140°F; Cut in temp (°F):100°F; Differential°:40°F


    Model: ALS140
  • AHL525 Plenum Thermostat L180-20

    Open (°F):180°F; Close (°F):160°F; Board Width:1.88"; Board Height:2.80"; Insertion Length:7"; Resistive Amps @120V:15A; Resistive Amps @240V:10A; Replacement Part: Supco:SHL525; Lennox:47-21711-11


    Model: AHL525
  • AHL524 Plenum Thermostat L170-20

    Open (°F):170°F; Close (°F):150°F; Board Width:1.88"; Board Height:2.80"; Insertion Length:7"; Resistive Amps @120V:15A; Resistive Amps @240V:10A; Replacement Part: Supco:SHL524; Lennox:47-21711-10


    Model: AHL524
  • AHL523 Plenum Thermostat L130-20

    Open (°F):130°F; Close (°F):110°F; Board Width:1.88"; Board Height:2.80"; Insertion Length:7"; Resistive Amps @120V:15A; Resistive Amps @240V:10A;Replacement Part: Supco:SHL523; Lennox:47-21711-08


    Model: AHL523
  • AHL522 Plenum Thermostat L160-20

    Open (°F):160°F; Close (°F):140°F; Board Width:1.88"; Board Height:2.80"; Insertion Length:7"; Resistive Amps @120V:15A; Resistive Amps @240V:10A;Replacement Part: Supco:SHL522; Janitrol:B1370908S; Lennox:47-21711-07


    Model: AHL522
  • AHL521 Plenum Thermostat L200-20

    Open (°F):200°F; Close (°F):180°F; Board Width:1.88"; Board Height:2.80"; Insertion Length:7"; Resistive Amps @120V:15A; Resistive Amps @240V:10A; Replacement Part: Supco:SHL521; Lennox:47-21711-04


    Model: AHL521
  • AHL520 Plenum Thermostat L100-20

    Open (°F):155°F; Close (°F):125°F; Board Width:1.88"; Board Height:2.94"; Insertion Length:7.12"; Resistive Amps @120V:15A; Resistive Amps @240V:10A;Replacement Part:  Supco:SHL520; Lennox:47-21711-01; York:025-29041-002


    Model: AHL520
  • AHL519 Plenum Thermostat L155-30

    Open (°F):155°F; Close (°F):125°F; Board Width:1.88"; Board Height:2.94"; Insertion Length:7.12"; Resistive Amps @120V:15A; Resistive Amps @240V:10A;Replacement Part:  Supco:SHL519; Carrier:B1370006


    Model: AHL519
  • AHL518 Plenum Thermostat L250-40

    Open (°F):250°F; Close ( °F):210 °F; Board Width:1.88"; Board Height:2.94"; Insertion Length:3.12"; Resistive Amps @120V:15A; Resistive Amps @240V:10A;Replacement Part:  Supco:SHL518; Bryant:HH12ZB250,HH12ZA251,P331-2208; Carrier:B1370012SGE:SWT1261,SWT1272


    Model: AHL518
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