Description
The Johnson Controls M9220-601 is a replacement coupler kit engineered specifically for mounting M9220-xxx-3 proportional electric spring-return actuators onto HVAC dampers. Whether you’re working with round or square damper shafts, this kit provides the hardware needed to ensure a secure, precise fit and reliable actuator performance.
Key Features
- Designed as a direct replacement coupler kit for M9220-xxx-3 series proportional electric spring-return actuators
- Compatible with 1/2″ to 3/4″ round damper shafts
- Compatible with 3/8″ and 1/2″ square damper shafts
- Ensures proper actuator-to-damper shaft engagement for accurate proportional control
- Simplifies field replacement and maintenance of actuator mounting hardware
- Manufactured by Johnson Controls to OEM specifications for assured compatibility
Application
The M9220-601 coupler kit is ideal for commercial HVAC applications where M9220-xxx-3 spring-return actuators are used to modulate dampers in air handling units, VAV systems, and other ventilation equipment. Keeping a replacement coupler kit on hand minimizes downtime during service calls and ensures your actuators remain properly secured to the damper shaft.
Compatibility
- Actuator Series: M9220-xxx-3 Proportional Electric Spring-Return Actuators
- Round Shaft Sizes: 1/2″ to 3/4″
- Square Shaft Sizes: 3/8″ and 1/2″







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