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

ensuring high-resolution signal output and long-term stability with minimal drift

Testing involves using a multimeter to check for 208V at the primary leads

Accurate Signal: Maintains a consistent millivolt output for precise temperature sensing and control

What damper size is this actuator rated for

Lennox Y8848 Control 321702-401 Operating at a synchronous speedThe 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