Skip to main content

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 81W99 Defrost Control Board

(No reviews yet) Write a Review

Call for price.

Brand
Lennox
SKU:
81W99
Condition:
New
Weight:
2.00 LBS
Replaced by Part #:
13U60

Technical Hot & Cold BBB Business Review
Brand
Lennox
SKU:
81W99
Condition:
New
Weight:
2.00 LBS
Replaced by Part #:
13U60

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 81W99 Replacement Part

NOTE: THIS PART IS NO LONGER AVAILABLE. IT HAS BEEN REPLACED BY PART # 13U60

Note: When switching out your old 56M85 control board, a wire harness part number 28W71 may be needed to complete the swap out. Please call Technical Hot and Cold if you have any questions when changing out this control board 734-326-3900 28W71 Link: https://www.technicalhotandcoldparts.com/lennox-28w71-wire-harness.html

Includes:

  • (1) - Defrost Control Board

Specifications

  • Board Dimensions: 6 1/16" x 3 9/16" (LxW)

Replaces Old Lennox Part Numbers

  • 56M85
  • 42W04
  • 86M38
  • 41W72
  • 40W00
  • 100135-06
  • 100135-05
  • 100135-03
  • 100135-02
  • 100135-04

Replaces Old Allied, Armstrong, Concord, Ducane Part Numbers:

  • 56M85
  • 42W04
  • 100135-06
  • 100135-05
  • 56M8501

Other Part Numbers

2015N413392, 145022, 1157-83-8503A, 1157-850, 100135-06, T9AV2D12-22, Potter & Brumfield, Panasonic, ALA2PF24, T77V1D10-12, T77V1D10-24

Fits Models:

(Press ctrl + F to find model number below.)

14HPX-018-230-02, 14HPX-018-230-13, 14HPX-018-230-14, 14HPX-024-230-02, 14HPX-024-230-10, 14HPX-024-230-11, 14HPX-024-230-13, 14HPX-024-230-14, 14HPX-030-230-10, 14HPX-030-230-11, 14HPX-030-230-13, 14HPX-030-230-14, 14HPX-036-230-01, 14HPX-036-230-02, 14HPX-036-230-10, 14HPX-036-230-11, 14HPX-036-230-12, 14HPX-042-230-01, 14HPX-042-230-02, 14HPX-042-230-10, 14HPX-042-230-11, 14HPX-042-230-12, 14HPX-048-230-01, 14HPX-048-230-02, 14HPX-048-230-10, 14HPX-048-230-11, 14HPX-048-230-12, 14HPX-060-230-01, 14HPX-060-230-02, 14HPX-060-230-10, 14HPX-060-230-11, 14HPX-060-230-12, 4HP14B42P-2A, 4HP14B60P-2A, 4HP14L18P-2A, 4HP14L18P-3A, 4HP14L18P-4A, 4HP14L18P-5A, 4HP14L24P-2A, 4HP14L24P-3A, 4HP14L24P-4A, 4HP14L24P-5A, 4HP14L30P-5A, 4HP14L36P-2A, HPXA16-024-230-01, HPXA16-036-230-01, HPXA16-048-230-01, HPXA16-060-230-01, SPB036H4S4-1, SPB036H4S4-2, SPB036H4S4-4, SPB036H4S4-6, SPB048H4S4-1, SPB048H4S4-2, SPB048H4S4-4, SPB060H4S4-3, SPB060H4S4-6, SPB060H4S4-7, TPA036H4-1, TPA036H4-10, TPA042H4-1, TPA042H4-10, TPA048H4-1, TPA048H4-10, XP14-018-230-03, XP14-018-230-05, XP14-024-230-03, XP14-024-230-06, XP14-024-230-07, XP14-030-230-03, XP14-030-230-05, XP14-030-230-06, XP14-030-230-07, XP14-036-230-02, XP14-036-230-03, XP14-042-230-01, XP14-042-230-02, XP14-048-230-01, XP14-048-230-03, XP14-060-230-03, XP15-030-230-04, XP15-036-230-01, XP15-036-230-03, XP15-036-230-04, XP15-042-230-03, XP15-042-230-04, XP15-048-230-01, XP15-060-230-01, XP15-060-230-02, XP16-024-230-04, XP16-024-230-06, XP16-024-230-08, XP16-036-230-01, XP16-036-230-03, XP16-036-230-06, XP16-048-230-02, XP16-048-230-03, XP16-060-230-01, XP16-060-230-02, XP16-060-230-04, XP19-024-230-02, XP19-036-230-01, XP19-036-230-02, XP19-036-230-05, XP19-048-230-01, XP19-048-230-02, XP19-048-230-03, XP19-060-230-01, XP19-060-230-02, XPG20-048-230-01, XPG20-060-230-01

Fits Allied, Armstrong, Concord, Ducane, Magic Chef, and Magic-Pak Models:

(Press ctrl + F to find model number.)

4HP14B18P-2A, 4HP14B24P-2A, 4HP14B30P-2A, 4HP14B36P-2A, 4HP14B42P-2A, 4HP14B48P-2A, 4HP14B60P-2A, 4HP14L18P-2A, 4HP14L18P-3A, 4HP14L18P-4A, 4HP14L18P-5A, 4HP14L18P-6A, 4HP14L24P-2A, 4HP14L24P-3A, 4HP14L24P-4A, 4HP14L24P-5A, 4HP14L24P-6A, 4HP14L30P-2A, 4HP14L30P-3A, 4HP14L30P-4A, 4HP14L30P-5A, 4HP14L36P-2A, 4HP14L36P-3A, 4HP14L42P-2A, 4HP14L42P-3A, 4HP14L48P-2A, 4HP14L48P-3A, 4HP14L60P-2A, 4HP14L60P-3A, 4HP16LT24P-1, 4HP16LT24P-2, 4HP16LT24P-3, 4HP16LT36P-1, 4HP16LT36P-3, 4HP16LT48P-1, 4HP16LT48P-3, 4HP16LT60P-1, 4HP16LT60P-3, 4SHP16LT124P-2, 4SHP16LT124P-3, 4SHP16LT136P-2, 4SHP16LT148P-2, 4SHP16LT160P-2, SHP12M24A-1 77M28-3, SHP12M30A-1 77M29-3, SHP12M36A-1 77M30-3, SHP12M36A-1

SKU:
81W99
Condition:
New
Weight:
2.00 LBS
Replaced by Part #:
13U60

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