Johnson Controls MP843E001F Valve Actuator

The Johnson Controls MP843E001F is a robust pneumatic valve actuator engineered for precise proportional control in commercial HVAC applications. Featuring a 50 square inch effective diaphragm area, this spring return stem up actuator provides consistent force for modulating industrial control valves. Operating on a 9-13 PSI spring range with a maximum control pressure of 25 PSI, it ensures reliable positioning and fail-safe performance during pneumatic signal loss. The unit includes a 3/4 inch stroke and arrives with a comprehensive mounting kit for streamlined field installation. Its 1/4 inch OD barbed fitting allows for quick air line integration, making it a preferred HVAC replacement part for aging pneumatic systems. Technicians rely on the MP843 series for its durable construction and ability to handle high-torque requirements while maintaining tight control over pneumatic valve positioning in large-scale building automation environments.

Key Benefits:

• Heavy-duty 50 sq in diaphragm provides the necessary force for modulating high-pressure valve bodies.
• Predictable 9-13 PSI spring signal range ensures linear response and accurate flow control.
• Standard 3/4 inch stroke length offers compatibility with a wide variety of Johnson Controls VG7000 series valves.
• Included actuator mounting hardware reduces downtime during field retrofits and repairs.
• Rugged pneumatic actuator housing prevents environmental degradation in mechanical room settings.

Common Questions:

What is the maximum control pressure for the MP843E001F?
This actuator is rated for a maximum control air pressure of 25 PSI to ensure the integrity of the diaphragm during operation.

Which valve bodies are compatible with this pneumatic actuator?
The MP843E001F is designed for use with Johnson Controls valves requiring a 3/4" stroke and a spring-return stem-up fail-safe position.

Does this unit include the necessary installation hardware?
Yes, this specific model includes the structural mounting kit required to secure the actuator to the valve bonnet.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.