it may fit other brands if the dimensions

Whether you are servicing a Comfortmaker

Designed for use with R-22

Engineered with a modular connector

making it compatible with most industrial control circuits

Lennox Y4152 HSI Kit Refrigerant it may fit other brandsThe Lennox Y4152 HSI Kit is a field proven integrated furnace control board upgrade designed for technical precision in two stage heating systems. Specifically engineered to manage Lennox variable speed (ECM) blower motors, this kit provides a direct drop in replacement for legacy White Rodgers and OEM units. As a veteran grade HVAC replacement part, the Y4152which is functionally identical to the Y415201standardizes high efficiency performance by