This universal integrated control board manufactured by White-Rodgers is designed for use in furnaces with a voltage rating of 24V. It is suitable for controlling a variety of HVAC and refrigeration equipment, including both heating and cooling systems. The 50M56U-843 model number is a reliable and durable choice, featuring high-quality components and advanced circuitry for optimal performance. Purchase this control board today to upgrade your HVAC system and improve its efficiency.