The 3L11-120 is a bimetal disc thermostat featuring a 2-pin open contact design, suitable for temperature sensing applications. It has an aluminum disc cup, SPST contact configuration, and 1/4-inch quick connect terminals. The thermostat includes a loose ring and stainless steel mounting brackets for installation. It offers automatic reset functionality with a temperature range of 46 to 52°C and a differential of 17°C. Suitable for use in sensing and instrumentation, HVAC systems, and consumer electronics.