Multistage

Non Programmable T-Stat 20-30Vac Hardwire or mV-30Vac Battery, Non-Programmable, 2 Heat/2 Cool Conventional or 4 Heat/2 Cool Heat Pump, 45-99 degree F Setpoint, 80 Series Universal Staging/Heat Pump Electronic Thermostat with Auto Changeover, Dual Fuel Control, and Keypad Lockout Replaces part # 1F83-0471 works with 3 wire zone valve

Multie Stage Programmable, 24V W/Base * Blue Multi Stage 2H/2C Conv. or 4H/2C Heat Pump. Programmable 7, 5+1+1, 0 Digital Thermostat, Backlit Display, 24 Volts or Millivolt, EMR Recovery, Filter Change Reminder, System Switch-Heat, Off, Cool, Auto, Fan Switch-Auto, On, Profile-Horizontal, Dual Power (R-C) And/or Batteries. Requires common wire for continuous backlighting.

BLUE Commercial Multi-Stage * Digital commercial thermostat. 24 volts. 7, 5/1/1 or non programmable. Up to 4 heat, 2 cool. Conventional or heat pump. Large backlit display.

Touchscreen multistage thermostat. 2 heat/2 cool. 7 day, 5/1/1 or non programmable. Backlit. 24 volts. Optional remote sensing.