Furnace Parts

Furnace Parts

Shop a wide selection of authentic OEM Furnace Parts at Reliable Parts. With a remarkable legacy spanning over 90 years in providing customers with reliable OEM Furnace Parts, we continue to be your premier destination for replacement Furnace Parts. Easily navigate through our inventory by model or part number, ensuring a seamless shopping experience as you find the right components to keep your appliances running smoothly. Trust Reliable Parts to be your #1 stop for Furnace Parts, maintaining the optimal performance for all of your appliances!

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  1. SIG101 Supco Furnace Ignitor
    Part #:
    SEA SIG101
    In stock
    NOTE: When ordering parts from the website, please verify your part number is correct for your model before ordering. Parts may look the same but the size and shape can have s ... Read More
    Special Price $30.42 Regular Price $33.80 10% off
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  2. IG402K Supco Flat Hot Surface Ignitor Kit
    Part #:
    SEA IG402K
    In stock
    NOTE: When ordering parts from the website, please verify your part number is correct for your model before ordering. Parts may look the same but the size and shape can have s ... Read More
    Special Price $20.09 Regular Price $22.32 10% off
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  3. 41-402 Robertshaw Hot Surface Furnace Ignitor 19" Lead
    Part #:
    ROB 41-402
    In stock
    Hot Surface Furnace Ignitor19" Lead LengthThe Robertshaw 41-400 Series Norton Hot Surface Ignitors deliver dependable ignition in heating systems of every description. From fu ... Read More
    Special Price $35.99 Regular Price $39.99 10% off
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  4. SIG104 Supco Furnace Ignitor
    Part #:
    SEA SIG104
    Out of stock
    NOTE: When ordering parts from the website, please verify your part number is correct for your model before ordering. Parts may look the same but the size and shape can have s ... Read More
    Special Price $31.00 Regular Price $34.44 10% off
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  5. SIG102 Supco Round Furnace Ignitor with Plug
    Part #:
    SEA SIG102
    Out of stock
    NOTE: When ordering parts from the website, please verify your part number is correct for your model before ordering. Parts may look the same but the size and shape can have s ... Read More
    Special Price $50.51 Regular Price $56.12 10% off
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  6. SHL503 Supco Gas Furnace Plenum Thermostat Limit Safety Switch
    Part #:
    SEA SHL503
    In stock
    Gas Furnace Plenum Thermostat Limit Safety Switch SHL503● 190 Degree● 3" Long
    Special Price $25.95 Regular Price $28.83 10% off
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  7. SIG1100 Supco Round Silicon Carbide Furnace Ignitor
    Part #:
    SEA SIG1100
    In stock
    Universal Hot Surface Gas Furnace HVAC Round Igniter Kit SIG1000By utilizing one of the two brackets included, the SIG1000 is designed to replace over 100 original part number ... Read More
    Special Price $33.29 Regular Price $36.99 10% off
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  8. SHL501 Supco Gas Furnace Plenum Thermostat Limit Safety Switch
    Part #:
    SEA SHL501
    In stock
    Gas Furnace Plenum Thermostat Limit Safety Switch SHL501● 170 Degree● 3" Long
    Special Price $25.95 Regular Price $28.83 10% off
    Qty
  9. SHL502 Supco Gas Furnace Plenum Thermostat Limit Safety Switch
    Part #:
    SEA SHL502
    In stock
    Gas Furnace Plenum Thermostat Limit Safety Switch SHL502● 180 Degree● 3" Long
    Special Price $25.95 Regular Price $28.83 10% off
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  10. SHL504 Supco Gas Furnace Plenum Thermostat Limit Safety Switch - 240 Degree
    Part #:
    SEA SHL504
    In stock
    Gas Furnace Plenum Thermostat Limit Safety Switch SHL504● 240 Degree● 3" Long
    Special Price $25.95 Regular Price $28.83 10% off
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