Belimo ZG-NMSA-1 Shaft Extension When diagnosing furnace drainage issues

When diagnosing furnace drainage issues or water leaks near the blower compartment

Installing a higher-rated switch can lead to catastrophic equipment failure or fire hazards

or the system cycling off prematurely due to inaccurate thermal readings

The adjustable temperature range of 90°F to 150°F allows for precise thermal management

7 µA being a typical healthy measurement

Belimo ZG-NMSA-1 Shaft Extension When diagnosing furnace drainage issuesThe 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