Goodman B1809913S control board (50T35-743 / ICM280 aftermarket). Fits GMP and GMT series Goodman furnaces. Direct OEM replacement for older B18099 revisions.
Trane CNT03797 control board (50A55-3797 aftermarket). 120V integrated furnace control for Trane and American Standard systems. Replaces dozens of CNT numbers.
Trane CNT05165 control board (50A65-5165 aftermarket). 80V HSI integrated furnace control for Trane and American Standard systems. Replaces CNT03076 and more.