while the balanced port design (found in the AXV series) helps maintain a stable outlet pressure against fluctuations in condenser pressure

reducing strain on the fan motor

This SPST commercial thermostat is a primary replacement for Alto-Shaam TT-3057 and and other OEM heating controls

Reliable Construction: Rugged forged brass body and stainless steel internal components ensure long-term service life

which can be adapted for 4-20mA applications using an external 500 Ω resistor

Fasco D602 Motor 321894-708 while the balanced port designThe Fasco D602 Motor is a high reliability, 1 50 HP shaded pole motor designed specifically for demanding HVACR air moving applications. Engineered with a 3. 3 inch frame diameter, this 115V single speed unit operates at 1500 RPM, making it a standard replacement for various furnace fans, exhaust blowers, and commercial refrigeration units. The Totally Enclosed Air Over (TEAO) enclosure ensures the internal components remain protected from airborne