Sensi 80 Series Thermostats

Single-stage non-programmable NP110 and 5-2 day P150 plus 5-1-1 day P210 cover 24V gas, oil and electric heat/cool calls. Four-wire 1F98EZ-1441, which handles up to 4H/2C staging, serves multi-stage and heat-pump wiring. Power comes from 24V system or batteries by model.