81W03 Ignition Control Board, Replacement for UT Electronic Controls 100973-02 Integrated Control Board and 1012-969A Control Board

The 81W03 Ignition Control Board is a vital component of HVAC systems, designed to ensure reliable ignition and safe operation. This advanced control board manages the ignition sequence, monitoring flame signals and adjusting gas flow to maintain optimal combustion. Its robust construction ensures longevity in demanding HVAC environments.

• The 81W03 Ignition Control Board is a vital component of HVAC systems, designed to ensure reliable ignition and safe operation. This advanced control board manages the ignition sequence, monitoring flame signals and adjusting gas flow to maintain optimal combustion. Its robust construction ensures longevity in demanding HVAC environments.
• Use replacement integrated control kit 81W03 with G40DF, G40UH, G43UF, ML180UH, ML193UH, ML193DF, ML195UH and ML195DF units when necessary. This control is designed for use with a 95V igniter (75M2101 or 100536−01) only. Do not install this integrated control in a furnace that is equipped with an 80V or 120V igniter.
• Replaces for Lennox Part Numbers:17W70, 100973-02, 100973-01, 75H17, 78M47, 75M17.Replaces for Old Allied, Armstrong, Concord, Part Numbers: 17W70,100973-02,100973-01.Other Part Numbers:100973-01, 0711N011390 1012-969, 1012-83-9693A, 101322, 110217, 662551385472, P100973-01, 1T 1106, 1012-969-I, 4011N015179, 1012-969A.
• The 81W03 Ignition Control Board is essential for the proper functioning of Lennox gas furnaces, boilers, and other HVAC units. It plays a crucial role in maintaining safe and efficient heating operations in industrial, commercial, and residential settings.Controls ignition sequence for efficient and reliable startups. Monitors flame signals for safety and ensures proper combustion. Adjusts gas flow to optimize fuel efficiency and reduce emissions.Durable construction for long-lasting performance in various conditions .
• Note: to save yourself some hassle, please take a picture of the old one before removing it.,make sure getting the wires on the correct terminals.Please feel free to contact us if you have any questions about our products, your satisfaction would be our greatest motivation.