eliminating mounting or wiring discrepancies

this unit generates a reliable 25–35 mV open-circuit millivolt range

For Modine power-vented units

Installing the 0125122 repair kit replaces the entire diaphragm and disc assembly

System Reliability: Engineered to resist environmental stress cracking

Trane SHE5389 Sheave R-407C eliminating mounting or wiring discrepanciesThe Trane SHE5389 Sheave is a high performance adjustable pitch pulley designed for precise belt drive management in commercial and industrial HVAC equipment. Engineered with a 1 1 8" bore, this component ensures a secure fit on standard motor shafts, facilitating efficient mechanical power transmission between the motor and the blower assembly. As a genuine OEM replacement part, this 1 groove sheave is essential for field tuning fan speed adjustment