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Switches & Sensors

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Showing 1–48 of 168 results

  • Low StockHH12ZB260 - HIGH LIMIT SWITCH (3, L260°)
    CARRIER

    HH12ZB230 – HIGH LIMIT SWITCH (3″, L230)

    SKU · HH12ZB230
    $35.85

    High limit switch for Carrier, Bryant and Payne equipment, recorded as a 3 inch style rated L230 degrees F. It provides over-temperature protection by opening the control circuit when the sensing element reaches the set point.

  • Low Stock42-23116-06 - HEAT SEQUENCER (DPST)
    TRUELINE

    42-23116-06 – HEAT SEQUENCER (DPST)

    SKU · 42-23116-06
    $36.92

    24V DPST heat sequencer. OEM Rheem/Ruud part for electric furnaces. Double-pole single-throw for controlling two circuits simultaneously.

  • In Stock47-22861-03 - LIMIT SWITCH (RHEEM, MICRO, WIDE MOUNT, L250°)
    UNIVERSAL

    DL230 – LIMIT SWITCH

    SKU · L230
    $16.66

    Snap-disc furnace high-limit switch from the DL series; the number is the opening (cut-out) temperature in degrees F. It is a safety device that breaks the heating circuit when the plenum overheats, and a limit that keeps tripping points at restricted airflow or a failed blower rather than at the switch.

  • Low StockHK61EA033 - RECTIFIER BOARD (1186788)
    CARRIER

    HK61EA033 – RECTIFIER BOARD (1186788)

    SKU · 1186788
    $52.72

    Carrier/Bryant/Payne rectifier board. Converts AC to DC for relay control in electric heat systems. OEM part HK61EA033, replaces older HK61EA003.

  • Low Stock47-22860-02 - AUTO LIMIT SWITCH WITH ANTICIPATOR (RHEEM, L110°)
    RHEEM

    47-22860-02 – AUTO LIMIT SWITCH WITH ANTICIPATOR (RHEEM, L110°)

    SKU · 47-22860-02
    $28.60

    Rheem 47-22860-02 auto reset limit switch with built-in anticipator, opens at 110°F. Replaces 47-22860-06. OEM for Rheem and Ruud furnaces.

  • In StockSLS170 - TEMPERATURE LIMIT SWITCH (MICRO, AUTO, L170°)
    SUPCO

    SLS170 – AUTO LIMIT SWITCH (MICRO, L170°)

    SKU · MAL170
    $15.01

    Supco SLS170 auto reset micro limit switch, opens at 170°F, closes at 130°F. Compact design with angled terminals. Universal fit for furnaces and unit heaters.

  • In StockHH18HA452 - MANUAL LIMIT SWITCH (MICRO, LARGE BASE, L250°)
    CARRIER

    HH18HA452 – MANUAL LIMIT SWITCH (MICRO, LARGE BASE, L250°)

    SKU · HH18HA452
    $26.00

    Carrier HH18HA452 manual reset rollout limit switch, opens at 250°F. Large base, micro size. OEM flame rollout switch for Carrier, Bryant, and Payne furnaces.

  • Low Stock47-104990-04 - HIGH TEMPERATURE LIMIT SWITCH (3, ODD BASE, L150°)
    RHEEM

    47-104990-04 – HIGH TEMPERATURE LIMIT SWITCH (3″, ODD BASE, L150°)

    SKU · 47-104990-04
    $34.19

    Rheem 47-104990-04 high limit switch, 3-inch insertion, odd base, opens at 150°F. Auto reset. OEM replacement for Rheem and Ruud furnaces.

  • Low Stock42-105601-29 - FURNACE PRESSURE SWITCH (-0.20PF)
    RHEEM

    42-105601-29 – FURNACE PRESSURE SWITCH (-0.20PF)

    SKU · HK06WC090 - CAN WORK FOR CARRIER
    $34.21

    Rheem 42-105601-29 furnace pressure switch, -0.20″ WC. OEM Rheem part that also cross-references to Carrier HK06WC090. Works in both Rheem and Carrier furnaces.

  • In StockHH12ZB160 - HIGH LIMIT SWITCH (3, L160°)
    CARRIER

    HH12ZB160 – HIGH LIMIT SWITCH (3″, L160°)

    SKU · SWT01257
    $41.90

    Carrier HH12ZB160 high limit switch, 3-inch insertion, opens at 160°F. Auto reset. Crosses to Trane SWT01257. For Carrier, Bryant, Payne, and Trane furnaces.

  • In StockS1-02435271000 - FURNACE PRESSURE SWITCH (-0.50PF)
    SOURCE1

    S1-02435271000 – FURNACE PRESSURE SWITCH (-0.50PF)

    SKU · S1-02435271000
    $64.70

    York S1-02435271000 furnace pressure switch, -0.50″ WC. OEM for York, Coleman, and Luxaire furnaces. Replaces 024-27576-000, 49L91, and C341750P01.

  • Low StockHH18HA499 - AUTO LIMIT SWITCH (MICRO, LARGE BASE, L165°)
    CARRIER

    HH18HA499 – AUTO LIMIT SWITCH (MICRO, LARGE BASE, L165°)

    SKU · HH18HA499
    $24.44

    Carrier HH18HA499 auto reset limit switch, opens at 165°F, closes at 125°F. Large base, micro size. Crosses to HH18HA169, HH18HA508, 20162903. OEM Carrier part.

  • Low StockB1370819 - FURNACE DOOR SWITCH
    GOODMAN

    B1370819 – DOOR INTERLOCK SWITCH (GOODMAN)

    SKU · B1370819
    $23.94

    Goodman B1370819 furnace door safety switch. Kills power when the furnace access panel is removed. Prevents the blower and burner from running during maintenance.

  • Low Stock626404R - DOUBLE STACK LIMIT SWITCH (L145°)
    NORDYNE

    626404R – DOUBLE STACK LIMIT SWITCH (L145°)

    SKU · 626404R
    $41.93

    Nordyne 626404R double-pole limit switch, opens at 145°F. Dual-stack design for Nordyne, Miller, and Intertherm furnaces. Also listed as 626404.

  • In StockSLS200 - TEMPERATURE LIMIT SWITCH (MICRO, AUTO, L200°)
    SUPCO

    SLS200 – AUTO LIMIT SWITCH (MICRO, L200°)

    SKU · MAL200
    $15.01

    Supco SLS200 auto reset micro limit switch, opens at 200°F, closes at 160°F. Compact design with angled terminals. Universal fit for furnaces and unit heaters.

  • Low Stock10735201 - FLAME SENSOR (AMANA)
    AMANA

    10735201 – FLAME SENSOR (AMANA)

    SKU · 10735201 - FLAME SENSOR
    $22.86

    Amana 10735201 flame sensor with 90-degree bend and single mounting hole. Fits Amana, Goodman, and Janitrol furnace models. OEM replacement part.

  • In StockDL260 - LIMIT SWITCH
    UNIVERSAL

    DL260 – LIMIT SWITCH

    SKU · L260
    $16.66

    Snap-disc furnace high-limit switch from the DL series; the number is the opening (cut-out) temperature in degrees F. It is a safety device that breaks the heating circuit when the plenum overheats, and a limit that keeps tripping points at restricted airflow or a failed blower rather than at the switch.

  • Low StockHH18HA505 - LIMIT SWITCH
    UNIVERSAL

    HH18HA496 – LIMIT SWITCH (MALB, 200)

    SKU · L200
    $21.37

    Temperature limit switch for Carrier, Bryant and Payne furnaces, recorded in our system as style MALB with a 200 degree F setting.

  • Low StockHH18HA416 - LIMIT SWITCH (MICRO, LARGE BASE, L215MR)
    UNIVERSAL

    HH18HA416 – MANUAL LIMIT SWITCH (MICRO, LARGE BASE, L215°)

    SKU · L215
    $27.18

    Carrier HH18HA416 manual reset limit switch, opens at 215°F. Large base, micro size. OEM replacement for Carrier, Bryant, and Payne furnaces.

  • In Stock47-22861-03 - LIMIT SWITCH (RHEEM, MICRO, WIDE MOUNT, L250°)
    UNIVERSAL

    DL275 – LIMIT SWITCH

    SKU · DL275
    $16.66

    Snap-disc furnace high-limit switch from the DL series; the number is the opening (cut-out) temperature in degrees F. It is a safety device that breaks the heating circuit when the plenum overheats, and a limit that keeps tripping points at restricted airflow or a failed blower rather than at the switch.

  • Low Stock47-25349-01 - HIGH TEMPERATURE LIMIT SWITCH (3, ODD BASE, L160°)
    RHEEM

    47-25349-01K – HIGH TEMPERATURE LIMIT SWITCH (3″, ODD BASE, L160°)

    SKU · 47-25349-01K
    $27.90

    Rheem 47-25349-01 high limit switch, 3-inch insertion, odd base, opens at 160°F. Auto reset. Kit version (47-25349-01K). OEM for Rheem and Ruud furnaces.

  • In StockDL290 - LIMIT SWITCH
    UNIVERSAL

    DL290 – LIMIT SWITCH

    SKU · L290
    $16.66

    Snap-disc furnace high-limit switch from the DL series; the number is the opening (cut-out) temperature in degrees F. It is a safety device that breaks the heating circuit when the plenum overheats, and a limit that keeps tripping points at restricted airflow or a failed blower rather than at the switch.

  • In StockB1370133 - FURNACE PRESSURE SWITCH (-0.35PR)
    GOODMAN

    B1370133 – FURNACE PRESSURE SWITCH (-0.35PR)

    SKU · B1370133
    $49.06

    Goodman B1370133 furnace pressure switch, -0.35″ WC. OEM replacement for Goodman gas furnaces. Monitors inducer draft for safe ignition.

  • Low Stock42-23116-09 - HEAT SEQUENCER (TPST)
    RHEEM

    42-23116-09 – HEAT SEQUENCER (TPST)

    SKU · 42-23116-09
    $40.27

    24V TPST heat sequencer. OEM Rheem/Ruud part for electric furnaces. Triple-pole single-throw for staging three circuits. Different timing than 42-23116-07.

  • In Stock47-22861-03 - LIMIT SWITCH (RHEEM, MICRO, WIDE MOUNT, L250°)
    UNIVERSAL

    MAL275 – LIMIT SWITCH

    SKU · L275
    $20.71

    Furnace high-limit switch from the MAL series. A limit is a safety control: its normally closed contacts open to shut down the heating circuit when plenum temperature climbs past the set point.

  • In StockTHERMOCOUPLE - 36 (22236)
    PACKARD

    22236 – THERMOCOUPLE (36″)

    SKU · TH198036
    $15.98

    36-inch universal thermocouple for gas furnaces and water heaters. Stainless steel with universal adapter fittings. Fits most standing-pilot gas appliances.

  • In StockMML130 - MANUAL LIMIT SWITCH (130°)
    PACKARD

    MML130 – MANUAL LIMIT SWITCH (MICRO, 130°)

    SKU · PRL130
    $14.97

    Manual reset micro limit switch, opens at 130°F. Push-button reset after trip. Universal replacement for Supco SRL130 and Packard PRL130. Used in furnaces and heaters.

  • In StockHH18HA148 - AUTO LIMIT SWITCH (MICRO, LARGE BASE, L150°)
    CARRIER

    HH18HA148 – AUTO LIMIT SWITCH (MICRO, LARGE BASE, L150°)

    SKU · HH18HA148
    $23.61

    Carrier HH18HA148 auto reset limit switch, opens at 150°F. Large base, micro size. Crosses to 20162904S. OEM for Carrier, Bryant, and Payne systems.

  • In StockHS2P1S - HEAT SEQUENCER (DPDT, Q103)
    SUPCO

    HS2P1S – HEAT SEQUENCER (DPDT, Q103)

    SKU · Q103
    $29.45

    24V DPDT heat sequencer (2 switches). Supco Q103. Controls a heating element and a blower motor on timed delays. Replaces 24A34-3.

  • In StockMML350 - MANUAL LIMIT SWITCH (350°)
    PACKARD

    MML350 – MANUAL LIMIT SWITCH (MICRO, L350°)

    SKU · PRL350
    $14.97

    Manual reset micro limit switch, opens at 350°F. Commonly used as a flame rollout switch. Replaces 47-22861-01, B1370154, SRL350. Fits Goodman/Rheem furnaces.

  • Low Stock0130F00508 - FURNACE DUAL PRESSURE SWITCH
    GOODMAN

    0130F00508 – FURNACE DUAL PRESSURE SWITCH (-0.55 PF & -0.30 PF)

    SKU · 0130F00508
    $53.18

    Goodman 0130F00508 dual furnace pressure switch, -0.55″ and -0.30″ WC. Two-stage switch for Goodman, Amana, and Janitrol furnaces with two-stage inducer motors.

  • In StockMML260 - MANUAL LIMIT SWITCH (260°)
    PACKARD

    MML260 – MANUAL LIMIT SWITCH (MICRO, 260°)

    SKU · PRL260
    $14.97

    Manual reset micro limit switch, opens at 260°F. Push-button reset after trip. Replaces Supco SRL260 and Packard PRL260. Universal fit for residential furnaces.

  • In StockTH198024 - THERMOCOUPLE (24)
    SUPCO

    TH198024 – THERMOCOUPLE (24″)

    SKU · THERMOCOUPLE24
    $15.28

    24-inch universal thermocouple for gas furnaces and water heaters. Stainless steel with universal adapter fittings. Most common thermocouple length for residential systems.

  • Low StockHH18HA505 - LIMIT SWITCH
    CARRIER

    HH18HA505 – LIMIT SWITCH

    SKU · L235
    $23.59

    Carrier HH18HA505 auto reset limit switch, opens at 235°F, closes at 195°F. OEM replacement for Carrier, Bryant, and Payne furnaces.

  • Low StockTH198018 - THERMOCOUPLE (18)
    SUPCO

    TH198018 – THERMOCOUPLE (18″)

    SKU · THERMOCOUPLE18
    $15.28

    18-inch universal thermocouple for gas furnaces and water heaters. Stainless steel with universal adapter fittings. Fits most standing-pilot gas appliances.

  • Low StockS1-32435972000 - PRESSURE SWITCH (-0.10PR)
    GOODMAN

    0130F00574 – PRESSURE SWITCH

    SKU · 0130F00574
    $55.57

    Air-proving (draft) pressure switch used on Goodman/Amana gas furnaces. It senses negative pressure produced by the inducer blower and closes to allow the ignition sequence to proceed, keeping the burner from firing if venting is blocked or the inducer is not moving air.

  • In Stock47-25349-03 - HIGH TEMPERATURE LIMIT SWITCH (3, ODD BASE, L150°)
    GOODMAN

    B1370155 – HIGH TEMPERATURE LIMIT SWITCH (DISC, DEEP BACK, L120°)

    SKU · B1370155
    $21.74

    High-temperature limit switch for Goodman/Amana equipment, recorded as a disc-type switch with a deep back and an L120 degree F opening point.

  • Low StockSHL522 - HIGH TEMPERATURE LIMIT SWITCH (7, L160°)
    SUPCO

    SHL522 – HIGH TEMPERATURE LIMIT SWITCH (7″, L160°)

    SKU · SHL522
    $35.14

    Supco SHL522 high limit switch, 7-inch insertion, opens at 160°F, closes at 140°F. Auto reset. Crosses to Goodman B1370908/B13709-08. Direct Goodman replacement.

  • Low Stock47-22861-03 - LIMIT SWITCH (RHEEM, MICRO, WIDE MOUNT, L250°)
    UNIVERSAL

    DL210 – LIMIT SWITCH

    SKU · L210
    $16.66

    Snap-disc furnace high-limit switch from the DL series; the number is the opening (cut-out) temperature in degrees F. It is a safety device that breaks the heating circuit when the plenum overheats, and a limit that keeps tripping points at restricted airflow or a failed blower rather than at the switch.

  • Low StockSupco L597BA - ADJUSTABLE HIGH LIMIT SWITCH (7 in , 120-250)
    SUPCO

    L597BA – ADJUSTABLE HIGH LIMIT SWITCH (7″, 120-250)

    SKU · L597BA
    $47.00

    Universal replacement high-limit control from SUPCO’s CAMSTAT L59 series, with a 7 in bimetal element extension.

  • Low Stock42-23116-08 - HEAT SEQUENCER (DPST)
    RHEEM

    42-23116-08 – HEAT SEQUENCER (DPST)

    SKU · 42-23116-08
    $31.02

    24V DPST heat sequencer. OEM Rheem/Ruud part for electric furnaces. Double-pole single-throw configuration. Different timing than 42-23116-06.

  • In StockSHL513 - HIGH TEMPERATURE LIMIT SWITCH (3, L170°)
    SUPCO

    SHL513 – HIGH TEMPERATURE LIMIT SWITCH (3″, L170°)

    SKU · HH12ZB170
    $35.14

    Supco SHL513 high limit switch, 3-inch insertion, opens at 170°F, closes at 130°F. Auto reset. Crosses to Carrier HH12ZB170. Universal furnace fit.

  • In Stock42-22692-06 - DOOR INTERLOCK SWITCH (RHEEM, YORK)
    UNIVERSAL

    RA901 – DOOR INTERLOCK SWITCH

    SKU · RA901
    $18.00

    Universal blower-door interlock switch. Mounted at the blower compartment door, its plunger keeps the circuit made only while the panel is in place, so pulling the door de-energizes the furnace or air handler.

  • In StockSLS180 - TEMPERATURE LIMIT SWITCH (MICRO, AUTO, L180°)
    SUPCO

    SLS180 – AUTO LIMIT SWITCH (MICRO, L180°)

    SKU · MAL180
    $15.01

    Supco SLS180 auto reset micro limit switch, opens at 180°F, closes at 140°F. Crosses to Nordyne 626563 and 626614. Universal fit for furnaces and heaters.

  • In Stock42-22692-06 - DOOR INTERLOCK SWITCH (RHEEM, YORK)
    RHEEM

    42-22692-06 – DOOR INTERLOCK SWITCH (RHEEM, YORK)

    SKU · 42-22692-06
    $21.99

    Rheem 42-22692-06 furnace door safety switch. SPST normally open, push-button style. Shuts off the furnace when the access panel is removed. Also fits York.

  • In StockFSC5002U - FLOAT SWITCH
    STANDEX

    FPS-B – FLOAT SWITCH

    SKU · FPS-B
    $14.50

    Rheem FSC5002U pan-mount float switch. Mounts directly to the drain pan with a magnetic float trigger. Shuts off your AC if the pan fills up. Simple and reliable.

  • In StockSHL508 - HIGH TEMPERATURE LIMIT SWITCH (3, L190°)
    SUPCO

    SHL508 – HIGH TEMPERATURE LIMIT SWITCH (3″, L190°)

    SKU · SHL508
    $35.14

    Supco SHL508 high limit switch, 3-inch insertion, opens at 190°F, closes at 170°F. Auto reset. Crosses to Carrier HH12ZB190 and Trane SWT01259.

  • In Stock62-23543-01 - FLAME SENSOR (RHEEM)
    RHEEM

    62-23543-01 – FLAME SENSOR (RHEEM)

    SKU · FLS301
    $20.87

    Rheem 62-23543-01 flame sensor replacement. Fits Rheem and Ruud furnace models including RGPH and UGPH series. Aftermarket direct fit, listed as FLS301.

Showing 48 of 168 parts
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