Time-Delay Functionality: Prevents premature failure caused by motor start-up rushes in HVACR systems

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

the internal diaphragm shifts to close the electrical contacts

making it ideal for monitoring tap water and mildly corrosive liquids

a functioning Trane SWT3083 should show 0 ohms (continuity) across the terminals

Belimo NRX24-SR-T-N4 Actuator 328140-751 Time-Delay Functionality: Prevents premature failureThe 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