The Honeywell 2455RM-90820469 is a Phenolic Manual Reset Thermostat from the 2455RM Series. This thermostat features a single pole, single throw (SPST) switch type with manual reset functionality, open on rise operation, and silver alloy contacts. It is designed for a maximum current rating of 15 A and 10 A with a B201A and T147 contact code. The operating temperature range is from 0°C to 150°C [32°F to 302°F], with an open temperature of 90°C [194°F]. The thermostat has an open tolerance of 4°C [7.2°F] and requires manual intervention to reset after reaching the open temperature.