<p><span><span>Model & Serial numbers needed! Replaces: 19S83, 65K29, 65K2901, LB-90089A, 48K98, 48K9801, 45K48, 45K4801,LB-89859, 78J61, 78J6001, LB-65126A<br /></span></span></p> <p><span>Images are for illustration, products subject to manufacturer revision.</span></p> <p> </p> <p><a href="https://www.hvacpartsshop.com/content/lennox-furnace-manuals/19S83-UTEC-control.pdf" target="_blank"><span>BCC Control to UTEC Control Technical Data Sheets</span></a></p>
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Steve (Sr. Technician) helped me diagnose my problem over the phone. He recommended this circuit board and it worked perfectly. This is the 2nd time he's diagnosed a problem with my furnace and recommended a solution that worked. I love this HVAC online store.