Programmable Thermostat by Pro1 

Pro1’s Universal T855 thermostat will work on almost any system from multi-stage to light commercial. A homeowner looking for an auto changeover thermostat will also appreciate its extra-large 8 Sq/inch display equipped with blue backlight and glow in the dark light button. 

Additional Features

• Easy menu driven programming
• Intuitive wake, leave, return, sleep programming icons
• Heat pumps with or without auxiliary heat
• Programmable fan
• Electric, gas or oil furnaces
• Room temperature calibration adjustment
• Separate heating and cooling swing (cycle rate) adjustments
• Keypad lockout
• Heating and cooling set point limits
• 5 minute compressor delay protection (selectable on or off)
• Filter change indicator (selectable on or off)
• Easy wire color coded terminal blocks
• Universal sub-base
• Mounts on wall or junction box
• 24 volt power
• Dimensions: 4.7" W x 4.6" H x 1" D
  

Manufacturer Limited Warranty

• 5 years from the date of installation or 6 years from the date of manufacture, whichever comes first