Ensures precise HVAC bearing alignment to reduce radial load and extend motor life

Always verify the airflow pattern of the fan blade before completing the installation to ensure proper heat rejection

Internal Durability: Engineered with a linear flow characteristic to prevent water hammer and provide stable modulation under varying pressure differentials

Operating at a synchronous speed of 3600 RPM (3450-3465 RPM full load)

Lennox Y8848 Control 321702-401 Ensures precise HVAC bearing alignmentThe Lennox Y8848 Fan and Limit Control is a critical OEM replacement component designed for precise thermal regulation in residential and commercial gas furnaces. Featuring a 3 inch insert length, this control is the direct functional equivalent to the Honeywell F558, providing seamless integration into existing Lennox air handlers and heating units. As a technical professional, you understand the necessity of accurate high limit protection; this unit