It is most commonly used as a crankcase pressure regulator (CPR) to limit the suction pressure entering the compressor

the 100110899 is the current

05" and 1" WC

and actuators that require isolated DC voltage

Built with a brass body and 7/8" ODF copper solder connections

Greenheck 312280 Motor 318973-401 It is most commonly usedThe Greenheck 312280 Motor is a high performance 16. 7w 115V fractional horsepower motor engineered specifically for ventilation applications. This shaded pole motor operates at 1550 RPM, providing the necessary torque for consistent airflow in light duty commercial exhaust systems. Designed for direct replacement in Greenheck centrifugal fans and utility sets, this unit ensures seamless integration with existing drive assemblies. The 115V single