Description
Watts R75-03C 3/8″ Air Regulator Overview
The Watts R75-03C is a precision-engineered 3/8″ air regulator (AirReg) designed to deliver consistent, controlled downstream pressure in HVAC, pneumatic, and industrial air systems. With an adjustable outlet pressure range of 0–125 PSI and a maximum inlet pressure rating of 300 PSI, this regulator is built to handle demanding applications while protecting downstream equipment from pressure spikes and fluctuations.
Key Features
- 3/8″ port connection for versatile installation compatibility
- Adjustable outlet pressure range: 0–125 PSI
- Maximum inlet pressure: 300 PSI
- Robust Watts construction for long-term reliability and performance
- Designed for use in HVAC, pneumatic control, and compressed air systems
- Compact form factor suitable for tight installation spaces
Applications
- HVAC pneumatic control systems
- Compressed air distribution and pressure regulation
- Industrial and commercial air preparation systems
- Downstream equipment protection in high-inlet-pressure environments
Why Choose Watts?
Watts is a globally recognized leader in flow control and pressure regulation solutions. The R75 series air regulators are engineered for accuracy and durability, making them a trusted choice for HVAC professionals and contractors who demand consistent performance in the field.






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