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Furnace Parts

Find our selection of furnace parts below. Whether you need gas furnace parts or electric furnace parts, you'll find what you need on our site. Our massive HVAC parts inventory contains hundreds of thousands of parts to products made by leading HVAC manufacturers. By entering your model number in the search bar, we'll be able to display the exact parts that fit your model. Our best selling furnace parts include furnace filters, blower motors, and ignitors. If you're attempting a furnace repair, we recommend you check out our furnace videos in the RepairHelp section of our site. You'll be surprised at seeing how many parts you can replace on your own.If you can't find the furnace part you need, call our Customer Service Team at 1-800-269-2609.

Furnace Thermostat

RepairClinic Item # 3015179

Grid is 1 inch square
Thermostat - Part # 3015179 Mfg Part # 621678R

Sequencer

OEM Part - Manufacturer #621678R

$34.91

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Furnace High Limit Thermostat

RepairClinic Item # 2337550

High limit thermostat, 140 open, 100 close

OEM Part - Manufacturer #S1-02541320000

$7.69

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Furnace Thermostat

RepairClinic Item # 2340546

Grid is 1 inch square
Thermostat - Part # 2340546 Mfg Part # S1-3120A3571

Sequencer

OEM Part - Manufacturer #S1-3120A3571

$46.67

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Furnace High Limit Thermostat

RepairClinic Item # 2340776

Grid is 1 inch square
High Limit Thermostat - Part # 2340776 Mfg Part # S1-3500-3151/A

Limit switch

OEM Part - Manufacturer #S1-3500-3151/A

$5.51

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Furnace Defrost Thermostat

RepairClinic Item # 2337223

Grid is 1 inch square
Defrost Thermostat - Part # 2337223 Mfg Part # S1-02537482000

Cntrl,temp,55 open,31 close,spst

OEM Part - Manufacturer #S1-02537482000

Furnace Wall Thermostat

RepairClinic Item # 2979729

Grid is 1 inch square
Wall Thermostat - Part # 2979729 Mfg Part # 1C26-101

Thermostat 1C26-101 •1 Heat,1 Cool •24 Volts •Snap-Action •System Switch - Heat, Off, Cool •Fan Switch-Auto, Continuous •Profile-Vertical Rounded •Range 50-90°F •MERCURY FREE

Manufacturer #1C26-101

$13.59

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Furnace Wall Thermostat

RepairClinic Item # 2633867

Grid is 1 inch square
Wall Thermostat - Part # 2633867 Mfg Part # TH5110D1006

FocusPro non-programmable digital thermostat

Manufacturer #TH5110D1006

$48.65

Order now and this item will ship out tomorrow

Add to Cart

365 Day Return Policy

Furnace Wall Thermostat

RepairClinic Item # 2337242

Grid is 1 inch square
Wall Thermostat - Part # 2337242 Mfg Part # S1-02538252000

Heat only thermostat coleman

OEM Part - Manufacturer #S1-02538252000

Furnace Thermostat

RepairClinic Item # 2760057

Grid is 1 inch square
Thermostat - Part # 2760057 Mfg Part # C199

Sequencer thermodisc 14s22

OEM Part - Manufacturer #C199

Furnace Thermostat

RepairClinic Item # 2763473

Grid is 1 inch square
Thermostat - Part # 2763473 Mfg Part # 1056789

Sequencer dpst 24

OEM Part - Manufacturer #1056789

Furnace High Limit Thermostat

RepairClinic Item # 2779515

Grid is 1 inch square
High Limit Thermostat - Part # 2779515 Mfg Part # 1184422

Switch main limit

OEM Part - Manufacturer #1184422

Furnace Thermostat

RepairClinic Item # 2337296

Grid is 1 inch square
Thermostat - Part # 2337296 Mfg Part # S1-02538901000

Cntrl,temp,55 open,45 close,spst

OEM Part - Manufacturer #S1-02538901000

Furnace Defrost Thermostat

RepairClinic Item # 2337419

Grid is 1 inch square
Defrost Thermostat - Part # 2337419 Mfg Part # S1-02541047000

Cntrl,temp,55 open,45 close,spst

OEM Part - Manufacturer #S1-02541047000

Furnace Wall Thermostat

RepairClinic Item # 2633877

Grid is 1 inch square
Wall Thermostat - Part # 2633877 Mfg Part # TH6220D1028

5-1-1 prog,2h/2c,large backlit

Manufacturer #TH6220D1028

Furnace Thermostat

RepairClinic Item # 2639603

Grid is 1 inch square
Thermostat - Part # 2639603 Mfg Part # 01-0838

Sequencer

OEM Part - Manufacturer #01-0838