Goodman® B1809923S 2-Stage HSI Control Board with 12-Pin Harness, For Use with GSM and GSU Series Gas Furnaces
Robertshaw® 780-787 HSI Module, 24 VAC, 1.5 A, Natural Gas/Liquid Propane, 17 - 34 sec Warm Up
York® S1-331-03009-000 2-Stage Furnace Control Board, For Use with TM8T, TM9T and TMLT Series Gas Furnaces
White-Rodgers 50D50-801 Lennox Furnace Module Kit For Intermittent / Proven Pilot Spark, Single Stage Applications. Features LED For System Diagnostics.
Goodman® 11074204 Furnace Control Board, For Use with Amana® BBC36A2A and P1206405C Blowers
Armstrong Air® 46K67 Defrost Control Board, For Use with 10CHP024 and 10CHP060 Model Heat Pumps