Overview
The Alfa Laval G&H Denmark A3 #53-00 pneumatic piston valve is a compact, high-performance unit manufactured for hygienic and industrial fluid handling. This 3 1/2″ valve is constructed in stainless steel, making it suitable for sanitary and corrosive environments. The valve integrates pneumatic actuation for automated process control, enabling reliable shut-off, diverting, or flow regulation in biotech, pharmaceutical, food & beverage, and general industrial applications.
Key Features
- 3.5-inch (3 1/2″) body size with stainless steel construction
- Pneumatic piston design for responsive actuation
- Compact footprint suitable for tight installations
- Rated for sanitary and industrial fluid processing
- Minimal internal deadlegs for improved cleanability
- Used condition, fully functional and tested
Technical Specifications
- Manufacturer: Alfa Laval (distributed by G&H Denmark)
- Model: A3 #53-00
- Valve Type: Pneumatic Piston Valve
- Body Size: 3.5 inches (3 1/2″)
- Material: Stainless Steel
- Actuation Type: Pneumatic
- Design: Single or Multi-seat (verify per application)
- Condition: Used, Fully Functional
Typical Applications
- Pharmaceutical and biotech aseptic processing lines
- Food & beverage production and packaging
- Dairy and ice cream processing
- Chemical and fine chemicals manufacturing
- Brewery and beverage diverting systems
- Sanitary and ultra-hygienic process lines
- General industrial fluid control and automation
Compatibility & Replacements
Compatible With
- Alfa Laval sanitary valve systems and manifolds
- G&H Denmark valve assemblies
- Standard pneumatic control systems (pressure range per datasheet)
- Inline processing lines with sanitary requirements
- Manual and automated fluid handling systems
Replaces / Drop-In Replacement For
- Verify compatibility with your system integrator before ordering.
- Contact PLC Machinery sales team for cross-reference assistance.
Works With
- Standard pneumatic actuators and control signals
- Manual and automated process control systems
- Tri-Clover and compatible sanitary fittings
- Alfa Laval valve clusters and process systems




