DONJOY High-Performance Sanitary Safety Valve

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Maintain system integrity with our vent valves, which prevent vacuum formation and handle pressure overloads safely and efficiently.

DONJOY Categories of Sanitary Safety Valves

Manual Quick-Exhaust Safety Valve

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Sight Glass Safety Valve

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Valve

Valve Actuator
- Stainless Steel Pneumatic Actuator
- Diaphragm Pneumatic Actuator
- Horizontal Pneumatic Actuator
- Electric Actuator
Sanitary Diaphragm Valve
- Mini Diaphragm Valve
- 3-Way Diaphragm Valve
- Multi-Channel Combination Diaphragm Valve
- Tank Bottom Diaphragm Valve
- Radial Diaphragm Valve
- GM Z 2 Way Diaphragm Valve
Sanitary Butterfly Valve
- Regular Butterfly Valve
- Wafer Type Butterfly Valve
- Synchronous 3-Way Butterfly Valve
- DF-FHB Mix-Proof Butterfly Valve
- DF-FHA Mix-Proof Butterfly Valve
- Powder Handling Butterfly Valve
Sanitary Ball Valve
- Mini Ball Valve
- Straight-Through Ball Valve
- 3-Way Ball Valve
- 4-Way Ball Valve
- Tank Bottom Ball Valve
Sanitary Arc Valve
Sanitary Diverter Valve
- HX Single Seat Valve
- HX-BM Film-Type Single Seat Valve
- HX-GM Type Membrane Aseptic Single Seat Valve
- HX-ZH Type Multi-port Single Seat Valve
- HX-D Type Electric Single Seat Valve
Sanitary Mixproof Valve
- Lift-Type Mix-Proof Valve
- Mix-Proof Tank Bottom Valve
- Jet-Type Mix-Proof Valve
Sanitary Angle Seat Valve
- Diaphragm Pneumatic Angle Seat Valve
- Stainless Steel Pneumatic Angle Seat Valve
- Manual Angle Seat Valve
- Plastic Pneumatic Angle Seat Valve
- Proportional Control Angle Seat Valve
Sanitary Globe Valve
- Diaphragm Pneumatic Globe Valve
- Stainless Steel Pneumatic Globe Valve
- Manual Globe Valve
- Plastic Pneumatic Globe Valve
- 3-Way Globe Valve
Sanitary Tank Bottom Valve
- GD-WL Spool Extension Tank Bottom Valve
- GD-NL Spool Extension Tank Bottom Valve
- GD Series Spool Extension Tank Bottom Valve
- QF-GD Tank Bottom Ball Valve
Sanitary Safety Valve
- Standard Safety Valve
- Pneumatic Safety Valve
- Manual Quick-Exhaust Safety Valve
- Mini Safety Valve
- Sight Glass Safety Valve
Sanitary Constant Pressure Valve
Sanitary Pressure Reducing Valve
Sanitary Check Valve
- Center Clamped Check Valve
- 3-Piece Check Valve
- Center Flanged Check Valve
- Center Clamp Style Check Valve 09
- Center Threaded Check Valve
- Y-Type Check Valve
- Mini Check Valve
Sanitary Sampling Valve
- Yogurt Sampling Valve
- Sterile Sampling Valve
- Non-Retentive Sampling Valve
- Level Gauge
- Straight-Through Sampling Valve
- Y-Type Sampling Valve
- Patterned Handwheel Sampling Valve
Sanitary Cleaning Ball Technology
- Spray Jet
- Fixed Spray Ball
- Rotary Spray Ball
- Retractable Fixed Cleaner
- Retractable Washer
Sanitary Sight Glass
- Flange Sight Glass
- Union Clamp Sight Glass
- Spherical 4-Way Sight Glass
- Union Sight Glass
- Sight Glass Lamp
- Straight-Through Sight Glass
- EXD Explosion-proof Sight Glass Series
Sanitary Filter
- I-Type (Straight-Through) Filter
- L-Type (Angular) Filter
- Y-Type Filter
- Breather Filter
- Duplex Filter
- Magnetic Filter
- Micron Filter
- Union Filter
Sanitary Manway
- Round Normal Manway
- Round Pressure Manway
- Rectangular Manway
- Elliptical Internally Opening Manway
- Elliptical Externally Opening Manway
- Manway with Sight Glass
- Damping Open-slowly Manhole
- Oval Fastigiate Swing-out Manhole
Sanitary Filling Valve
- Flow Switching Diaphragm Filling Valve
- Diaphragm Type Filling Valve
- Plunger Type Filling Valve
Sanitary Exhaust Valve
- DJ-AK-PQG Lever Type Exhaust Valve
- DJ-AK-GZK Lever Type Anti-vacuum Valve
- DJ-AK-PQF Float Type Exhaust Valve
- DJ-AK-HXF Breathing Valve
Hand Washing Valve
- Infrared Sensor Switch Valve
Valve Control Device
- Valve Control Unit C-Top
- Valve Positioner IL-TOP
- Valve Position Feedback F-TOP
- Vertical Pneumatic Actuator+Adapts Various Valve Controllers
- Air Source Accessories-Solenoid Valve Series
- Air Source Accessories-Filter Reducing Valve Series
- External Rotary Stroke Detector-J-TOP-23B4
- External Straight Travel Detector-J-TOP-23A3

Applications & Performance of Safety Valve

Designed for high-purity sectors like biopharmaceuticals, food processing, and water treatment, DONJOY safety valves deliver exceptional performance with features such as no dead ends, easy cleaning, and certifications including 3-A and FDA. They provide reliable, maintenance-free operation to enhance system safety and efficiency.

Working Principle of Safety Valve

DONJOY's safety valves operate on a simple yet effective principle: they automatically open when system pressure surpasses a predefined set point, releasing excess pressure to prevent overpressure incidents. This fail-safe mechanism ensures equipment protection with zero leakage and full stainless steel construction for durability.