Honeywell MP918B1014

High Force Damper Actuator w/ Spring Return for Variable Volume Units (3 to 13 psi)

Used for proportional control of medium- to large-size dampers in HVAC systems. The MP918A,B are rolling diaphragm, piston-type actuators. The MP918A has a positive positioner. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell actuator models.

Features

• Rolling diaphragm operated.
• Low friction shaft bearing.
• Close tolerance on operating range and stroke.
• Versatile mounting and connecting hardware.
• Non-overlapping spring ranges for sequencing.
• Reliable-long life.