HS1P1S – HEAT SEQUENCER (SPST, Q101)
$27.3524V SPST heat sequencer (1 switch). Supco Q101. Basic single-stage sequencer for electric furnaces. Controls one heating element or blower.
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24V SPST heat sequencer (1 switch). Supco Q101. Basic single-stage sequencer for electric furnaces. Controls one heating element or blower.

24V SPST heat sequencer (1 switch). Supco Q102. Longer delay timing than Q101. Controls one heating element or blower in electric furnaces.

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

24V DPDT heat sequencer (2 switches). Supco Q104. Different delay timing than Q103. Replaces HS24A344, Emerson E143, and NS104.

Supco HS31032 Heat Shield Gel, 32 oz. Protects surrounding surfaces while brazing or soldering. Non-toxic, non-corrosive, evaporates in 24-48 hours.

24V heat sequencer with 1 DPST and 1 SPST relay in series. Handles up to 25 amps. Replaces Nordyne 621678 and HS24A345. Common electric furnace part.

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

ICM271C control board for Carrier furnaces. Replaces HH84AA010 through HH84AA020 series. Aftermarket board with OEM-equivalent performance and diagnostics.

ICM275C control board for Carrier furnaces. Replaces HH84AA001, HH84AA003, HH84AA005, HH84AA009, HH84AA014, HH84AA015, HH84AA021. Aftermarket direct fit.

ICM2812-KIT universal gas furnace control board kit. Replaces 200+ OEM boards including White-Rodgers 50M56U-843. Includes mounting hardware and wiring.

ICM Controls ICM517 surge protector. 100,000 amp peak surge rating for single-phase HVAC equipment. Robust protection against lightning and power surges.

Supco IG401 hot surface ignitor for Amana furnaces. Silicon carbide. Direct replacement for 767A-369 and D9918202A.

Supco IG409 hot surface ignitor for Carrier furnaces. Silicon carbide. Direct replacement for 767A-370 and LH33ZS004.

Supco IG418 hot surface ignitor for Goodman, Trane, and Rheem furnaces. Silicon carbide. Replaces B1401015 and 767A-372.

Universal 80V hot surface ignitor with silicon nitride element. Fits most 80V furnaces across Goodman, Trane, Rheem, Lennox, and more. Includes multiple brackets and spacers.

Silicon nitride ignitor for Trane/American Standard furnaces. 120V. Replaces IGN00152 and IGN00146. Direct replacement SSN087KS.

IRC-120 thermal imaging camera. Spots hot and cold spots in ductwork, finds electrical issues, and checks insulation. Compact and easy to use for HVAC diagnostics.

Irwin IRHT81736 ratcheting tubing cutter. Cuts copper, brass, PVC, and aluminum from 1/4″ to 1-1/8″ OD. Ratchet action for tight spaces.

4″ x 4″ x 3/4″ rubber isolation pad by DiversiTech. Reduces vibration and noise from outdoor AC units. Suction-cup grip — no bolts needed. Sold individually.

ArmaFlex pipe insulation, 1-1/8″ ID x 3/4″ wall, 6-foot stick. Fits 1-1/8″ copper suction line. Prevents condensation and energy loss on refrigerant lines.

ArmaFlex pipe insulation, 3/4″ ID x 3/4″ wall, 6-foot stick. Fits 3/4″ copper (5/8″ OD line). Prevents condensation and energy loss on refrigerant and water lines.

ArmaFlex pipe insulation, 7/8″ ID x 3/4″ wall, 6-foot stick. Fits 7/8″ copper suction line. Prevents condensation and energy loss on refrigerant lines.

Fieldpiece JL3KH6 wireless charge and air test kit. Includes pressure probes, pipe clamps, and psychrometers for real-time HVAC diagnostics via Job Link app.

Fieldpiece JL3KR4 wireless refrigerant charge kit. Pressure probes and pipe clamps with 1000-foot wireless range and Rapid Rail sensors for fast superheat/subcooling readings.

20/8 thermostat wire, 125-foot roll. Eight conductors, lighter 20-gauge for shorter runs. Good for heat pump and multi-stage systems. Southwire brand.

Supco JV1 condensate cleanout valve. Installs inline on 3/4″ drain lines — open it to flush the line or attach a drain gun. Easy maintenance access point.

Malco KBHC replacement blade for the FG1 duct board hole cutter. Cuts 1.5″ thick fiberglass duct board. Durable steel blade — keeps cuts clean and precise.

Uniweld KC100P oxyacetylene torch kit with tanks and gas included. Welds up to 1/8″ steel, brazes up to 1″ copper. Complete portable outfit — ready to use out of the box.

Supco SKIT3033 hot surface ignitor for Trane furnaces. Silicon carbide. Direct replacement for Trane KIT03033.

Lau L60765804 universal fan blade hub, 1/2″ bore. Steel construction with hex and round mounting options. Includes set and mounting screws.

Aftermarket inducer blower wheel for Carrier/Bryant furnaces. 28 blades, clockwise rotation, 4″ diameter, 0.31″ bore. Replaces LA11AA005.

Aftermarket inducer blower wheel for Carrier/Bryant furnaces. 4.5″ diameter, 1.65″ width, CCW rotation. Replaces LA11XA046. Cheaper fix than replacing the whole assembly.

Aftermarket inducer blower wheel for Carrier/Bryant furnaces. Clockwise rotation, 3.82″ diameter, 5/16″ bore. Replaces LA11XA048.

11.75″ x 10.75″ clockwise blower wheel with convex blades. OEM Carrier/Bryant/Payne part. Replaces LA22ZA117 and LA22ZA117A.

Aftermarket inducer blower wheel for Carrier/Bryant furnaces. Replaces LA660002. Use when the wheel is cracked, chipped, or wobbling — no need to replace the whole motor.

Lennox 17W82 (LB-91097C) ignition control replacement kit. Replaces multiple older Lennox furnace boards including 21L890 and 72K79. Complete kit with harness.

ICM291 direct spark ignition control board. Aftermarket replacement for Carrier LH33WP003. Used in Carrier rooftop units and furnaces to control the ignition sequence.

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

1/4″ threaded liquid line drier for refrigerant recovery machines. Solid core design removes moisture and acid. Compatible with all refrigerants.

30′ insulated mini-split line set with pre-flared 1/4″ and 3/8″ copper lines. 1/2″ insulation. Longer run for installs where the condenser is far from the wall unit.

15′ insulated mini-split line set with pre-flared 1/4″ and 3/8″ copper lines. 1/2″ insulation. Ready to install — no flaring tool needed.

Mini-split line set — 25 ft, 1/4″ liquid x 1/2″ suction, pre-flared ends. Insulated suction line. Ready to install on most 9,000-12,000 BTU ductless systems.

Mini-split line set — 25 ft, 1/4″ liquid x 3/8″ suction, pre-flared ends. Insulated suction line. Fits most 9,000 BTU ductless systems.

Galvanized metal line set cover, 4″ x 4″ x 4″, 10 feet long. Covers and protects refrigerant copper lines running along the outside of the house. Includes flange mounts and cap.

End cap for galvanized metal line set cover. Provides a finished look at the end of the line set cover run. Sold individually.

Everwell CDS-2 mini-split line set cover for 1-1.5 ton systems. Protects refrigerant lines and wiring from weather and UV. Clean, professional look.

Everwell CDS-3 mini-split line set cover for 2-3 ton systems. 4″ x 2.75″ x 13′ length. Protects refrigerant lines from weather and UV damage.

4LifetimeLines LT-CTB compact tubing bender kit. Bends 1/4″ to 7/8″ soft copper, aluminum, and brass tubing. Makes clean bends without kinking.