The 3L11-85 is a bimetal disc thermostat featuring a two-pin open contact design that activates upon temperature rise. It has an aluminum disc cup, a single-pole single-throw (SPST) contact, and 1/4-inch quick connect terminals. The thermostat is supplied with a loose ring and stainless steel mounting brackets, enabling easy installation. It offers automatic reset functionality, a temperature range of 27°C to 32°C, and an 8°C differential temperature. Suitable applications include sensing and instrumentation, HVAC systems, and consumer electronics.