The 1NT01L-8418 is an automatic reset, fixed temperature thermostat from the 1NT series, designed to act as a limit switch that opens on temperature rise. As a 1NT01 type, it features silver contacts and is rated by UL and ENEC for a maximum temperature of 204°C (400°F). This device has a UL electrical rating of 13.5A (1.66A inductive) at 240Vac with an endurance of 100,000 cycles. With its high temperature capability and robust thermoplastic base, it is widely used as a regulating thermal switch or over-temperature control in industrial and commercial applications such as heating systems, power supplies, and HVAC equipment.