Lennox Y8845 – Supco Q106 Sequencer is an electric heat sequencer designed to control the timed operation of heating elements and blower motors in electric furnaces and air handlers. It ensures heating stages energize and de-energize in the correct order, helping prevent electrical overload and extending component life.

This sequencer is commonly used as a direct replacement in Lennox and other OEM electric heat applications where a Q106-style sequencer is specified.

 

Key details:

• Function: Staged on/off control of electric heat circuits
• Application: Electric furnaces and air handlers
• Operation: Time-delay sequencing of heat elements and blower
• Compatibility: Replaces Supco Q106 and equivalent OEM sequencers
• Build: Heavy-duty contacts designed for repeated cycling
• Use case: Service replacement or preventive maintenance