90" WC specification

The Johnson Controls R-317-1 Air Flow Controller is a precision proportional direct acting pneumatic controller designed for low-pressure sensing in commercial HVAC systems

For contractors requiring a reliable NPT threaded ball valve for HVAC hydronic systems

Key Benefits Precise 3-Way Switching: Specifically engineered for systems requiring 2-pole toggle switch logic for multi-circuit or multi-speed fan control

Key Technical Benefits Snap-Action Modulation: Automatically throttles from a 50% start-up rate to full capacity before snapping closed once the set temperature is reached

Fasco D515 Motor 321894-708 90" WC specificationThe Fasco D515 Motor is a specialized 1 30 HP replacement motor designed for high performance air moving applications. Operating at 115V with a nominal speed of 1500 RPM (nameplate 1550 RPM), this shaded pole motor is engineered for reliability in HVAC blower and exhaust systems. As a 3. 3 inch diameter motor, it features an Open Air Over (OAO) enclosure, ensuring optimal thermal management when positioned within the air stream. The CCW shaft end