and Janitrol units requiring a 3/8" connection

For unit sizes 30–105

This external set point dial facilitates precise manual adjustments of the pneumatic thermostat setpoint

This specific part number covers the cell assembly

The Trane TRR1898 Transformer is a heavy-duty 208/230V to 24V step-down transformer designed for critical HVAC control circuit applications

Trane MOT19009 Motor 320734-701 and Janitrol units requiring aThe Trane MOT19009 Motor is a high performance HVAC replacement motor engineered for commercial and industrial air moving applications. Operating at 460V 1 Phase, this 3 4 HP motor maintains a steady 1040 RPM to ensure consistent static pressure and airflow regulation. Designed with a 48 frame size and Open Air Over (OAO) enclosure, it provides efficient thermal management during continuous operation. The CCWLE rotation (Counter Clockwise Lead End)