Use this furnace thermocouple replacement to restore system reliability for Residential gas heating systems

Temperature range after cure: -65 to 350F (-54C to 176C)

providing tight shut-off and reliable diversion or mixing

Robust Construction: Features a durable steel frame and zinc die-cast gearcase for long-term mechanical stability

Enhanced Safety: Features an automatic reset and a 100

Nordyne 624780 Thermistor 321042-401 Use this furnace thermocouple replacementThe Nordyne 624780 Thermistor is a critical Outdoor Ambient Thermistor designed for precision temperature monitoring in high efficiency HVAC systems. As an OEM replacement part, this sensor is engineered to provide real time thermal data directly to the control board, ensuring the system executes accurate defrost cycles and maintains optimal efficiency during shifting weather conditions. It is specifically calibrated for compatibility with various