Description
The Parker-Sporlan 903399P ADRSE-2 is an adjustable bypass pressure regulating valve engineered for precision pressure management in commercial and industrial refrigeration systems. Featuring a 0–80 PSI operating range and 3/8″ ODF sweat connections, this valve delivers dependable bypass control to maintain stable system pressures and protect compressors from pressure-related stress.
Key Features
- Adjustable bypass pressure regulation across a 0–80 PSI range
- 3/8″ ODF (Outside Diameter Flare) sweat connections for easy field installation
- Compact ADRSE-2 body design suited for tight equipment spaces
- Durable construction built to Parker-Sporlan’s exacting refrigeration-grade standards
- Maintains stable suction or discharge pressure to protect system components
Applications
- Commercial refrigeration systems requiring bypass pressure control
- Walk-in coolers, reach-in cases, and display refrigeration equipment
- Compressor protection in multi-circuit refrigeration installations
- Any application requiring adjustable differential pressure bypass regulation
Specifications
- SKU: 903399P
- Model: ADRSE-2
- Pressure Range: 0–80 PSI
- Connection Size: 3/8″ ODF
- Connection Type: Sweat (ODF)
- Valve Type: Bypass Pressure Regulating
- Brand: Parker-Sporlan
Why Choose Parker-Sporlan?
Parker-Sporlan has been a trusted name in refrigeration controls and valves for decades. Their ADRSE series valves are recognized industry-wide for consistent performance, ease of adjustment, and long service life — making them a go-to choice for HVAC/R technicians and contractors.







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