Description
The Watts B548-02DHCSS is a 1/4″ Mini Filter/Regulator engineered for reliable air preparation in demanding HVAC and pneumatic control applications. Constructed with a stainless steel body, this compact unit delivers corrosion resistance and long service life in environments where moisture, contaminants, or aggressive conditions are a concern.
Product Overview
This mini filter/regulator combines filtration and pressure regulation in a single, space-saving assembly. The adjustable output range of 0–125 PSI makes it well-suited for a wide variety of pneumatic systems, including building automation controls, pneumatic actuators, and air-operated equipment.
Key Features
- 1/4″ port size for easy integration into standard pneumatic lines
- Adjustable pressure range: 0–125 PSI
- Stainless steel (SS) construction for superior corrosion resistance
- Compact mini form factor — ideal for space-constrained installations
- Combined filter and regulator in one unit for simplified air preparation
- Removes particulates and moisture to protect downstream components
- Watts quality engineering for dependable, long-term performance
Applications
- HVAC pneumatic control systems
- Building automation and DDC air supply lines
- Pneumatic actuator supply conditioning
- Industrial and commercial compressed air systems
- Any application requiring clean, regulated air at 0–125 PSI
Specifications
- Brand: Watts
- SKU: B548-02DHCSS
- Port Size: 1/4″
- Pressure Range: 0–125 PSI (Adjustable)
- Body Material: Stainless Steel
- Type: Mini Filter/Regulator (Combination Unit)







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