Lennox HVAC Parts

Shop a wide selection of authentic OEM Lennox replacement parts and accessories for all your Lennox HVAC at Reliable Parts. With a remarkable legacy spanning over 90 years in providing customers with reliable OEM HVAC parts, we continue to be your premier destination for replacement Lennox 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 Lennox HVAC running smoothly. Trust Reliable Parts to be your #1 stop for maintaining the optimal performance of your Lennox HVAC.

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  1. 51W91 lennox SPST Pressure Switch 0.95" WC
    Part #:
    NEU 51W91
    Out of stock
    -.95"WC SPST PRESSURE SWITCH
    Special Price $134.71 Regular Price $149.68 You save $14.97
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  2. 65W63 lennox -0.10" WC SPST Pressure Switch
    Part #:
    NEU 65W63
    Out of stock
    -.10"WC SPST PRESSURE SWITCH
    Special Price $76.05 Regular Price $84.50 You save $8.45
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  3. X6670 lennox MERV 11 Filter 16"x25"x5"
    Part #:
    NEU X6670
    Out of stock
    16"X25"X5" MERV11 REPL FILTER
    Special Price $59.83 Regular Price $66.48 You save $6.65
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  4. 79L65 lennox Manifold Assembly 5-Port
    Part #:
    NEU 79L65
    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 $274.91 Regular Price $305.45 You save $30.54
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  5. 78L42 lennox 24V Dual-Stage 1/2" Gas Valve
    Part #:
    NEU 78L42
    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 $1,236.02 Regular Price $1,373.35 You save $137.33
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  6. 46K70 lennox 160-190F Auto Reset Lmt Switch
    Part #:
    NEU 46K70
    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 $103.35 Regular Price $114.83 You save $11.48
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  7. 16V38 lennox Control Defrost Board
    Part #:
    NEU 16V38
    Out of stock
    DEFROST BOARD CONTROL
    Special Price $157.68 Regular Price $175.20 You save $17.52
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