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  • Genuine OEM Parts

    Offering genuine parts for your specific brand.

  • In-House HVAC Techs

    We help you diagnose, find, and install the part.

  • 1-Year Warranty & Returns

    Failed, or didn't need it? No hassle returns.

  • Expedited Delivery

    Offering competitively-priced expedited shipping.

Lennox 73W51 Smoke Detector Replacement Kit, Return Air

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$0.00
Brand
Lennox
SKU:
73W51
Condition:
New
Weight:
9.25 LBS
Replaced by Part #:
72W13

Brand
Lennox
SKU:
73W51
Condition:
New
Weight:
9.25 LBS
Replaced by Part #:
72W13

Have Questions? Ask a Tech!

  • Genuine OEM Parts

    Offering genuine parts for your specific brand.

  • In-House HVAC Techs

    We help you diagnose, find, and install the part.

  • 1-Year Warranty & Returns

    Failed, or didn't need it? No hassle returns.

  • Expedited Delivery

    Offering competitively-priced expedited shipping.

Lennox 73W51 Replacement Part

NOTE: THIS PART IS NO LONGER AVAILABLE. IT HAS BEEN REPLACED BY PART # 72W13

Includes:

  • (1) - Smoke Detector Replacement Kit, Return Air (73W51)

Other Part Numbers

LB-90945R

Technical Hot & Cold honors all manufacturer warranties and offers a 1-year warranty on non-maintenance items.