Lennox 15M42 Rollout Switch SPST Manual Reset 250°F

The Lennox 15M42 Rollout-Switch is a safety device essential for HVAC equipment especially gas furnaces and oil-fired heating. It serves a purpose of a manual switch that shuts down the power supply if the device gets too hot which is dangerous to the device. This switch is intended to work at 250°F, and it self-cycles when the temperature is low. This safety feature helps the system break down before overheating causing it to malfunction. The Rollout-Switch is a relatively small component with a basic structure, which is usually 24V and 50Hz. This safety feature is used to avoid any cases of overheating of your H.V.A.C system with consequent fires.