providing a compact direct drive motor solution for tight blower housings

The Carrier HH680610 Step Controller is a critical Factory Authorized Part designed to manage the staging sequence in multi-stage heating and cooling equipment

Does this assembly include the flame sensor and igniter

This support is engineered specifically for Carrier and Bryant commercial equipment

Lennox 22J53 Relay 320788-702 providing a compact direct driveFor mid to lower sequence staging in electric furnaces and air handlers, the Lennox 22J53 Relay is the industry standard for managing high amperage heating elements and blower motor timing. This genuine OEM sequencer (lower seq) relay operates on a 24V control circuit, providing critical load management to prevent simultaneous activation of multiple heat strips. By utilizing precise time delayed switching, it staggers the electrical draw, effectively