Honeywell MP918B1113/U Pneumatic Fail-Safe Spring Return

Product Description

The Honeywell MP918B1113/U is a pneumatic fail-safe spring return actuator designed for controlling dampers in HVAC systems. This actuator has a stroke length of three and a half inches and operates within a pressure range of eight psi to thirteen psi. It is suitable for medium to large dampers, ensuring reliable performance in various environmental conditions.

• Uses barbed fitting for one-fourth inch outer diameter tubing.
• Operates in temperatures from negative forty Fahrenheit to one hundred fifty-eight Fahrenheit.
• Includes versatile mounting and connecting hardware.

Product Highlights

This actuator features a rolling diaphragm design and low friction shaft bearing for smooth operation. It is made to provide long life and reliability in HVAC applications.

Product Information

Standard Information

• Manufacturer: Honeywell
• Part Number: MP918B1113/U

Technical Specifications

• Dimensions: Eighteen and one-fourth inches long x six and seven-eighths inches high x six and five-eighths inches diameter
• Maximum Safe Operating Pressure: Twenty-nine psi
• Operating Humidity Range: Five to ninety-five percent relative humidity
• Stroke Length: Three and a half inches
• Spring Range: Eight psi to thirteen psi
• Effective Diaphragm Area: Twenty-three point eight square inches
• Air Connections: Barbed fitting for one-fourth inch outer diameter plastic tubing