Optimized Airflow: Concave blade design maximizes HVAC blower wheel efficiency and cubic feet per minute (CFM) delivery

This genuine OEM part is essential for maintaining the LST (Low Starting Torque) configuration requirements of residential and light commercial cooling systems

offering identical fitment and improved material reliability for modern control systems

utilizing a low-voltage control signal to safely bridge power circuits

Lochinvar & A.O. Smith 100290350 Rollout Switch Els PW 17895 Optimized Airflow: Concave blade designThe Lochinvar & A. O. Smith 100290350 Rollout Switch is a mission critical safety component designed for high efficiency commercial and residential water heaters and boilers. This manual reset (M R) thermal switch is calibrated for a 325F trip point, functioning as a fail safe to interrupt the burner circuit if flame rollout or excessive heat is detected near the burner vestibule. As the direct 100148397 replacement, this updated OEM part ensures