Belimo ZG-NMSA-1 Shaft Extension Precise Fitment: Engineered specifically for

Precise Fitment: Engineered specifically for 1-inch shafts to ensure minimal run-out and vibration

The enclosure is designed to shield the thermistor from direct sunlight to prevent "false highs" in temperature readings

Ensure electrical power is disconnected before integrating this HVAC safety switch into your existing wiring harness

this unit offers the necessary phase-shift and torque to stabilize motor amperage and prevent overheating

Belimo ZG-NMSA-1 Shaft Extension Precise Fitment: Engineered specifically forThe Belimo ZG NMSA 1 Shaft Extension is a critical accessory for HVAC contractors performing damper actuator retrofits or new installations where existing drive shafts are too short to reach the actuator clamp. Engineered specifically for 1 2 inch diameter shafts, this extension provides an additional 3. 8 inches of length (with a 2 inch effective extension in some configurations), ensuring a secure mechanical connection between the damper and Belimo