Free residential service call with any repair during normal business hours

CSI Mechanical

   (704) 600-6267

Serving Shelby, NC Metro Since 2010

XL800 – TCONT800

  • 1 heat/1 cool
  • Interactive touch screen
  • Auto changeover
  • Effortless programming
  • Real-time clock
  • Large back-lit display
  • Armchair programming
  • Air filter reminder


The XL800 seven-day programmable thermostat puts comfort in your control with one heat and one cool setting and an air filter reminder. This easy-to-program digital thermostat’s touchscreen design allows you to manage your home environment quickly and efficiently.