Description
Parker-Sporlan OROA-5 Oil Pressure Differential Control
The Parker-Sporlan 902929P OROA-5 is a precision-engineered oil pressure differential control designed to safeguard refrigeration and HVAC compressors against the damaging effects of inadequate lubrication. By continuously monitoring the differential pressure between the oil pump outlet and crankcase, this safety control automatically shuts down the compressor when oil pressure drops below a safe operating threshold — preventing costly bearing failures and compressor damage.
Key Features
- Model: OROA-5 oil pressure differential safety control
- Connection size: 7/8″ ODF (Outside Diameter Flare/solder)
- Maximum pressure rating: 210 PSI (210#)
- Monitors differential oil pressure to protect compressor lubrication systems
- Automatic compressor shutdown on low oil pressure detection
- Engineered for reliable performance in commercial refrigeration and HVAC applications
- Parker-Sporlan quality construction for long service life
Application
The OROA-5 is ideal for use in commercial refrigeration systems, air conditioning equipment, and any application where compressor oil pressure monitoring is critical. It is commonly installed on reciprocating compressors to provide an essential layer of protection against lubrication failure, extending equipment life and reducing unplanned downtime.
Why Choose Parker-Sporlan
Parker-Sporlan is a globally recognized leader in refrigeration and HVAC controls, valves, and components. Their oil pressure differential controls are trusted by contractors and engineers worldwide for their accuracy, durability, and ease of installation. The OROA series continues this tradition of excellence, delivering dependable compressor protection in demanding environments.







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