The Belimo KH-AF-1 is a precision-engineered crank arm accessory designed to connect Belimo AF-series damper actuators to jackshaft-driven damper systems with shaft diameters up to 1.05 inches. Built to Belimo’s exacting standards, this crank arm provides a secure, rigid mechanical linkage that ensures accurate torque transmission and consistent damper positioning in commercial and industrial HVAC applications.
Key Features
- Compatible with Belimo AF-series damper actuators
- Accommodates jackshaft diameters up to 1.05 inches
- Provides a rigid, play-free mechanical connection for precise damper control
- Durable construction for long-term reliability in demanding HVAC environments
- Simplifies installation and actuator-to-damper linkage setup
- Genuine Belimo OEM accessory — ensures full compatibility and performance
Applications
- Commercial air handling units (AHUs)
- Jackshaft-driven volume control and isolation dampers
- HVAC zoning and building automation systems
- Retrofit and new-construction damper actuator installations
Why Choose the Belimo KH-AF-1?
When actuator linkage integrity matters, the Belimo KH-AF-1 crank arm delivers the mechanical precision required for reliable damper control. Using a genuine Belimo accessory eliminates compatibility guesswork, protects actuator warranty, and ensures the full torque output of your AF-series actuator is transferred efficiently to the damper jackshaft. Whether you’re commissioning a new system or upgrading an existing installation, the KH-AF-1 is the right linkage solution for jackshaft diameters up to 1.05 inches.
