Durable Construction: Built to aerospace-grade standards to resist moisture

ensuring refrigerant flow modulation is consistent and accurate

shifting the system to "Away" settings if no motion is detected

Authentic OEM replacement part ensures perfect fitment and maintains the factory-engineered pressure balance

Efficient Performance: Optimized for 115V operation to deliver 1075 RPM while maintaining low operational noise

BROAN-NuTone S99271493 Thermal Cutoff 318172-701 Durable Construction: Built to aerospace-gradeThe BROAN NuTone S99271493 Thermal Cutoff is a critical safety component designed for over temperature protection in ventilation and heating systems. As an OEM authorized part, this thermal fuse is engineered to provide a precise fail safe mechanism, automatically interrupting the electrical circuit when temperatures exceed calibrated safety thresholds. This prevents potential thermal runaway and protects sensitive components like heating elements and