Honeywell Overmolded Automatic Reset Thermostats, 2455RBV Series, 2455RBV81170327, Switch Type SPST, Automatic Reset, Open on Rise, Contact Type Silver Alloy, Ceramic Epoxy Overmold, 15 A/10 A, B201A, T806, Operating Temperature 0 °C to 150 °C [32 °F to 302 °F], Open Temperature 87.22 °C [189 °F], Close Temperature 65 °C [149 °F], Open Tolerance 2.78 °C [5 °F], Close Tolerance 5 °C [9 °F]