50A55-843 Furnace Control Board for White Rodgers, Universal Integrated Furnace Control Board Furnace, Compatible with Both Lennox and White-Rodgers Furnace Systems for all 50A50 and 50A55 models

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• Widely Used:The 50A55-843 is a universal replacement for all 50A50 and 50A55 models. such as 50A50-131 50A50-230 50A50-231 50A50 - 241 50A50-405 50A50-471 50A50-472 50A50-473 50A55-571.It's compatible with both Lennox and White-Rodgers furnace systems. One unit will work for a wide range of equipment
• Powerful Function:White rodgers 50a55-843 Accurately control the timing management of the entire combustion process, continuously monitor the flame status and system temperature, promptly identify ignition failure, flame abnormality, sensor failure, and immediately trigger the automatic locking protection mechanism
• Precise Control:50a55 843 control board can be quick ignition - reduces the time waiting for warmth; full combustion - maximizes the energy of each gas into heat energy, reducing waste; stable operation - avoids drastic temperature fluctuations and maintains a constant temperature environment that is most comfortable for the body
• High Performance:White rodgers 50a55 843supports an operating temperature range of -40°F to 175°F, ensuring excellent performance in both the icy conditions of North America and the scorching summer heat. Its humidity range is as high as 5% to 93% (non-condensing), effectively protecting circuit components from humid air
• Easy installation:50A55-843 control board is easy to install. Step one: turn off the main power to the furnace. Step two: take photos of the old circuit board's wiring from multiple angles, then remove the old board. Step three: connect the cables from the old board to the new board, one by one, according to the photos