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High-volume damper shaft sizes including 1/2"
always verify the thermostatic charge of the power head to ensure total TXV system compatibility
a Viton glass gasket set is recommended to ensure chemical compatibility
High Thermal Resilience: Operates efficiently in extreme temperatures from -40°C to +85°C
Belimo KH-AF-1 Crankarm High-volume damper shaft sizes includingThe Belimo KH AF 1 Crankarm is a heavy duty actuator accessory designed for direct mounting onto jackshafts up to 1. 05 inches in diameter. Engineered for precise mechanical linkage in HVAC damper control systems, this crankarm is essential for commercial air handling units where standard direct coupling is not an option. It is specifically compatible with Belimo AF and NF series spring return actuators, ensuring a secure transfer of torque to the