Durable Construction: Engineered to withstand the vibration and thermal cycling common in high-pressure refrigeration circuits

The enclosed 3003E pneumatic actuator typically features a 1/8-inch NPT air connection for standard pilot air lines

We recommend confirming your specific model and serial number before installation to ensure exact HVAC part compatibility with your existing control board and transformer setup

High-quality construction designed to withstand the thermal stress of modern gas furnace environments

Belimo NRX24-SR-T-N4 Actuator 328140-751 Durable Construction: Engineered to withstandThe Belimo NRX24 SR T N4 is a professional grade non spring return actuator engineered for high performance modulation in demanding HVACR environments. This direct coupled actuator delivers a reliable 70 in lb torque, making it a staple for contractors managing proportional control across NEMA 4X rated installations. Built for versatility, the unit operates on a standard 24VAC DC power supply and accepts a 2 10 VDC control signal, ensuring seamless