Overview The Y7355 Programmable Thermostat and Sensor Package controls 24 Vac commercial single zone heating, ventilating and air conditioning (HVAC) equipment. It contains the thermostat, a wall mount sensor and a duct mount sensor. Product Specifications Application Conventional and Heat Pump systems IncludesT7350H1009, C7041B2005, T7771A1005 CommentsRemote Temp, Outdoor, Discharge Air, Humidity, Occupancy Stages3 Heat / 3 Cool Switch Positions (System)HEAT-OFF-COOL-AUTO-EM.HEAT Switch Positions (Fan)AUTO-ON ColorTrident White