the "TN" designation typically indicates the inclusion of the thermal enclosure and sensor required for UL-compliant fire damper operation

field verification of the capacitor requirement is recommended based on the specific motor lead configuration provided

Reliable SPDT Contact: Heavy-duty 15 Amp snap-acting switch supports various electrical load requirements

Integrating this genuine Carrier assembly preserves the original equipment's performance profile and structural certification

If the running interlock circuit opens or a flame failure occurs

NTI Boiler 6008763801 Limit Switch 30067439-890 the "TN" designation typically indicatesThe NTI Boiler 6008763801 Limit Switch is an OEM safety control component designed for use in compatible NTI boiler systems. This critical boiler limit switch helps protect the heating appliance by monitoring operating temperatures and interrupting operation when unsafe conditions are detected. Contractors rely on properly functioning high limit switches to maintain safe boiler performance, prevent overheating, and support system reliability.