thermocouple temperature

Can I Use A Universal Thermocouple? Lead length universal gas thermocouple is designed for gas furnaces and 30 millivolt systems. It includes universal adapter fittings and is compatible with screw-in, push-in or clamp-type pilot burners. Are thermocouples universal? Lead length universal gas thermocouple is designed for gas furnaces and 30 millivolt systems. It includes universal