Belimo ZG-NM4 Crankarm Kit This Armstrong R38492B001 features a

This Armstrong R38492B001 features a high-temperature resistant metal rod and a durable ceramic insulator

Look for signs of carbon buildup

contractors can adjust the operating range and span of the actuator to match the specific requirements of HVAC mixing boxes or variable-volume terminal units

Contractor-Grade Lead Wires: Includes 48-inch electrical leads for flexible routing within control cabinets

reducing downtime during critical repairs

Belimo ZG-NM4 Crankarm Kit This Armstrong R38492B001 features aThe Belimo ZG NM4 Crankarm Kit is a specialized damper actuator accessory engineered for NM Series actuators when direct coupling to the damper shaft is physically obstructed or impossible. Functioning as a high performance HVAC linkage kit, the ZG NM4 provides a reliable mechanical interface for crankarm mounting in space constrained installations or retrofit applications. This kit serves as the direct replacement for ZG NM3, offering improved