Pharmaceutical-Grade Safety Relief Valves

The Series 4000 line of safety relief valves sets new standards for pharmaceutical and biotech applications when facility operators need to maintain product purity. Engineered with innovative cone-shaped diaphragm technology, these valves provide superior protection while meeting the most stringent hygienic requirements. Learn more about individual products within the 4000 product series.
Key Features of Series 4000:
- Innovative diaphragm design separates wetted areas from the spring chamber, ensuring product integrity
- Streamlined cleanability for efficient batch changeovers
- Available in sizes DN 25 to DN 100 (1” – 4”)
- Temperature range capabilities from -40°F to +392°F
- Pressure range coverage from 5 psi to 232 psi
- Multiple connection options to suit existing infrastructure
- Full compliance with USP Class VI pharmaceutical industry standards
- ASME Approved
Engineering Support and Expertise
Our technical team provides comprehensive support throughout your project lifecycle by first assessing the application and recommending the proper valve size. We can assist with installation and best practices for valve maintenance. Our team also provides compliance documentation, performance optimization and training and troubleshooting assistance.