International Comfort Products 522559 SPST A/R Rollout Switch 300°F-50°F

The International Comfort Products 522559 SPST A/R Rollout Switch is a temperature-sensitive safety control used in heating systems to detect abnormal heat conditions near the burner area. Rated with a 300F limit and 50F reset range, it monitors potential flame rollout conditions and interrupts operation when unsafe temperatures are detected. The switch is installed in furnaces and related heating equipment to assist in protecting internal components and maintaining proper HVAC equipment operation. It supports the safety circuit by responding to excessive heat conditions and allowing controlled furnace performance during normal operation.