Belimo 01DT-5LL Temp Sensor 323055-751 this genuine York part ensures

this genuine York part ensures full compatibility with existing control boards and wiring harnesses

Robust construction resists the heat and vibration stresses typical of commercial water heater mechanical rooms

What does it mean that this switch is 'Normally Closed' (N/C)

and Luxaire limit switches for exact fitment

maintaining the same 1/3HP

Belimo 01DT-5LL Temp Sensor 323055-751 this genuine York part ensuresThe Belimo 01DT 5LL is a professional grade duct temperature sensor engineered for precise thermal monitoring in high demand HVACR environments. Utilizing a passive NTC10k (10k2) thermistor element, this 4 inch sensor is designed for direct mounting into air ducts or, when paired with a compatible thermowell, for immersion in liquid piping systems. Its NEMA 4X IP65 rated enclosure ensures reliable operation in harsh conditions, providing protection