MML260 – MANUAL LIMIT SWITCH (MICRO, 260°)
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.
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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.

Supco low-pressure switch — opens at 35 PSI, closes at 60 PSI. 1/4″ SAE flare fitting, auto-reset. Protects compressor from low refrigerant pressure.

Rheem 42-105583-04 furnace pressure switch, -0.40″ WC. OEM replacement for Rheem and Ruud gas furnaces. Verifies inducer draft before ignition.

Nortek 632484R flame sensor for Nortek and Broan furnaces. OEM replacement part. Also fits Intertherm, Miller, and Nordyne branded units.

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.

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

Lennox 52W29 flame sensor kit with straight probe. Aftermarket direct replacement for Lennox furnaces. Also listed as FLS52W29.

Carrier HH18HA507 auto reset limit switch, opens at 185°F, closes at 145°F. Large base, micro size. OEM replacement for Carrier, Bryant, and Payne furnaces.

Supco SLS140 auto reset micro limit switch, opens at 140°F, closes at 100°F. Compact design with angled terminals. Universal fit for furnaces and unit heaters.

24V heat sequencer with two DPDT relays in series. Handles up to 25 amps. Replaces HS24A346. For electric furnaces with multi-stage heating elements.

Carrier HH18HA495 manual reset limit switch, opens at 350°F. Teardrop mount. Crosses to 1177033. OEM flame rollout switch for Carrier, Bryant, and Payne.

Supco low-pressure switch — opens at 25 PSI, closes at 65 PSI. 1/4″ SAE flare fitting, auto-reset. Protects compressor from low refrigerant pressure.

Carrier flame sensor replacement (LH680534). Aftermarket direct fit with 73-degree bend and Kanthal rod. Replaces LH33WZ515, LH33WZ517, LH33WZ521, and more.

24V SPST heat sequencer (1 switch). Supco Q101. Basic single-stage sequencer for electric furnaces. Controls one heating element or blower.

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.

Rheem 42-101225-81 furnace pressure switch, -0.35″ WC. OEM replacement for Rheem and Ruud gas furnaces. Monitors inducer draft for safe ignition.

Carrier HH18HA461 manual reset limit switch, opens at 160°F. Large base, micro size. Also crosses to HH18HA167. OEM for Carrier, Bryant, and Payne systems.

Goodman B1370108 manual reset rollout limit switch, opens at 300°F. Large base, micro size. OEM safety switch for Goodman/Amana furnaces.

FPS-T inline float switch with tee and elbow fittings. Installs on your AC condensate drain line. Shuts off the system if the drain clogs. Magnetic reed design.

York / Coleman / Evcon OEM flame sensor. Johnson Controls does not publish public specification sheets or cross-references for its York and Source 1 service parts, so no temperature rating, set point or amperage is listed here.

Goodman 0130M00243 furnace door safety switch. Kills power when the access panel is removed. OEM replacement for multiple Goodman/Amana furnace models.

Honeywell L4064B2228 fan and limit control with 5-inch element. Adjustable fan differential and fixed high-limit safety cutoff. For older furnaces without electronic controls.

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.

Nortek 903600 OEM flame sensor for Nortek and Broan furnaces. Replaces older part number 632396. Ceramic insulator with stainless steel sensing rod.

Cleveland Controls field-adjustable air pressure sensing switch kit. It proves draft or combustion-air flow before the control will allow ignition, and it can sense positive, negative or differential pressure.

Rheem 47-22860-01 auto reset limit switch with built-in anticipator, opens at 105°F. OEM for Rheem and Ruud furnaces. Low-temp cutoff for heat pump applications.

24V SPST heat sequencer. OEM Rheem/Ruud part for electric furnaces. Single-pole single-throw configuration for staging one heating element.

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.

Carrier HH18HA498 auto-reset limit switch. Micro size with large base, opens at 210°F. Shuts off the furnace burner if the heat exchanger gets too hot.

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

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.

Goodman B1370126 furnace pressure switch, -0.40″ WC. OEM replacement for Goodman furnaces. Also replaces 20055506 and R102614-01.

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.

Carrier HH12ZB140 high limit switch, 3-inch insertion, opens at 140°F. Auto reset. Crosses to Supco SHL507, Trane SWT01276. Universal 3-inch L140 replacement.

Lennox 18G89 flame sensor for Lennox and Armstrong furnaces. OEM replacement with straight probe design. Also cross-references RS36453B001.

York flame sensor replacement (S1-02527773700). Aftermarket direct fit with 4-inch probe and Kanthal rod. Fits York, Coleman, and Luxaire furnaces.

Supco SSRT3165 red silicone pressure switch tubing, 1/4″ ID x 60″. Handles -100°F to 500°F. Replaces cracked or melted rubber tubing on furnace inducer pressure switches.

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

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

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.

Carrier HK06WC069 furnace pressure switch, -0.27″ WC. OEM for Carrier, Bryant, and Payne furnaces. Replaces 1176957 and HK06WC091. Also listed as NS2-1600-00.

Carrier HH12ZB260 high limit switch, 3-inch insertion, opens at 260°F. Auto reset. Crosses to Trane SWT01261. For Carrier, Trane, and other brand furnaces.

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

24V triple-stacked heat sequencer for Lennox electric furnaces. Thermal time delay relay that stages heating elements and fan activation.

Lennox 69W43 flame sensor replacement with 90-degree bend. Direct aftermarket fit for Lennox furnaces. Also listed as 790-801A1 and 102431-02. Single-prong Kanthal rod.

Supco SHL517 high limit switch, 3-inch insertion, opens at 220°F, closes at 180°F. Auto reset. Crosses to Carrier HH12ZB220 and Lennox 29M75.

22V DC SPST relay for electric heaters in ICP/Heil/Tempstar units. Rated 30A at 28V DC and 40A at 277V AC. Direct replacement for ICP furnaces.

Trane SWT04232 dual furnace pressure switch, -0.17″ and -0.50″ WC. For two-stage Trane/American Standard furnaces. Also replaces SWT02357 and C340789P02.