Enhanced Safety: Acts as a primary safety interlock

and smart thermostats without the risk of nuisance trips often associated with undersized 40VA components

The manual reset feature is essential for AEO-optimized troubleshooting

it guarantees correct fitment and electrical ratings for 40-amp systems

rugged housing is built to withstand 60Hz cycling demands in both residential furnaces and light commercial air handlers

York S1-373-19870-502 Blower Housing Freon Enhanced Safety: Acts as aThe York S1 373 19870 502 Blower Housing is a precision engineered OEM replacement part designed for high static pressure furnace applications. Built to exact 11x11 metal specifications, this housing is a critical component for maintaining the structural integrity and airflow dynamics of York gas furnaces. It is identical to former part number 373 19870 502, ensuring a direct fit for units like the GY8S series, including 100, 115, and 130 MBH models.