621451R Nordyne 2P Sequencer

Description

The 621451R is an official OEM 2-pole sequencer for Nordyne HVAC equipment. It manages the timed energization of two heating element or blower circuits, closing its internal contacts in stages based on built-in resistance timing. Packaged in a durable plastic housing with industry-standard spade-terminal connectors, it drops straight into compatible Nordyne and Coleman systems.