Heat detection. Automatic. Phenolic, epoxy seal cap & terminals. Open or close on rise. 3 A. Gold-alloy contacts. UL
The 2455RA Series is designed for use in both photoelectric and ionization type smoke detectors. The gold alloy contacts open or close on a temperature rise of 47 °C to 107 °C [117 °F to 225 °F]. They are epoxy sealed for long life and are available with or without heat collectors.