DescriptionThe T155 thermostat is designed for use with HVAC systems including two or four-pipe fan coil applications. Available in both Auto Changeover and Manual Changeover models, the T155 is ideal for installations requiring either automatic internal switching between heating and cooling or manual switching between heating and cooling. Solid state accuracy offers comfort and efficiency, while contemporary styling complements room décor. Solid State Precision and Dependability Up to Three Speed Fan Switching Available Accepts 24 to 277 VAC Operates at 50 or 60 Hz Auto Changeover (TB155) Application: Single Stage (Heat/Cool) Fan Coil Stages: 1 Heat/1 Cool Programmability: Programmable User Interface: Mechanical Dial Mount: Horizontal Vertical Changeover: Manual Voltage: 120v 208v 24v 277v 240v Power Method: Hardwired Temperature Range (F): 50°-90°F Fan Speeds: 3 Speed Frequency: 60 Hz 50 Hz Color: White