this genuine Nordyne replacement part (also cross-referenced as 626407) provides the exact calibration required to maintain system certification and operational safety

ensuring the system operates within specific manufacturer tolerances for venting and airflow

Precise Thermal Protection: Calibrated to trigger at exactly 290°F to protect equipment and property

The unit is housed in a rugged NEMA 4X enclosure

Rheem-Ruud 47-22860-02 Limit Switch Els PW 17895 this genuine Nordyne replacement partThe Rheem Ruud 47 22860 02 Limit Switch is a critical safety component designed for precise thermal regulation in HVAC furnace applications. This SPST normally closed switch is engineered with a 110 degree F fixed open temperature and a 100 degree F fixed close temperature, ensuring the system shuts down if internal temperatures exceed safety parameters. Unlike standard switches, this model features a 1. 5 watt heat assisted mechanism and is blue