Description
The Johnson Controls MP823E001 is a heavy-duty pneumatic valve actuator engineered for reliable, precise control of valves in commercial HVAC and building automation systems. With a 25 square inch diaphragm area, this actuator delivers strong, consistent actuation force for demanding applications. Its spring-return stem-up design ensures a fail-safe position upon loss of air pressure, providing an added layer of system protection.
Key Specifications
- Spring Range: 9–13 PSI
- Maximum Control Pressure: 25 PSI
- Stroke: 3/4 inch
- Diaphragm Area: 25 Square Inches
- Air Connection: 1/4″ OD Barbed Fitting
- Fail-Safe Action: Spring Return, Stem Up
- Mounting Kit: Not Included (sold separately)
Features & Benefits
- 25 sq in diaphragm provides ample actuating force for positive valve control
- 9–13 PSI spring range allows precise modulation within standard pneumatic control systems
- Spring return stem-up fail-safe action protects system integrity on air pressure loss
- 1/4″ OD barbed fitting air connection for easy, secure pneumatic tubing hookup
- 25 PSI maximum control pressure ensures compatibility with standard building pneumatic systems
- Compact, robust construction suited for commercial and industrial HVAC valve applications
- Compatible with a wide range of Johnson Controls and third-party valve bodies (mounting kit sold separately)
Typical Applications
- Commercial HVAC hydronic valve control
- Building automation pneumatic control systems
- Air handling unit heating and cooling coil valve actuation
- Fan coil unit valve control







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