Honeywell MP918B1071/U Pneumatic Fail-Safe Spring Return

Product Description

The Honeywell MP918B1071/U is a pneumatic fail-safe spring return actuator designed for use in HVAC systems. It is suitable for proportional control of medium- to large-size dampers, ensuring consistent performance in various conditions. This unit features a rolling diaphragm and piston-type design, which aids in its reliability and efficiency.

• Rolling diaphragm operation
• Low friction shaft bearing
• Versatile mounting and connecting hardware

Product Highlights

This actuator provides high force and utilizes non-overlapping spring ranges for sequencing operations effectively.

Product Information

Standard Information

• Manufacturer: Honeywell
• Part Number: MP918B1071/U

Technical Specifications

• Operating Conditions: -40 F to 158 F (-40 C to 70 C)
• Stroke: 3.5 inches
• Maximum Safe Operating Pressure: 29 psi
• Actuator Type: Damper
• Fail Safe Mode: Spring Return
• Diaphragm Effective Area: 23.8 sq in.
• Air Connections: Barbed fitting for 1/4 in. O.D. plastic tubing