The PRO series provides non-programmable thermostats for 24Vac conventional and heat pump systems or 750 mV heating systems.

Honeywell TH3210D1004 Digital Thermostat is a Non-programmable Thermostat for 2 Heat/1 Cool Heat Pump systems.

The Honeywell PRO 3000 series provides non-programmable thermostats for 24 Vac conventional and heat pump systems or 750 mV heating systems.

Features:

Non-programmable digital thermostat;
Backlit digital display - both current and set temperatures are easy to read in various lighting conditions;
Shows both current and set temperatures at the same time;
Precise comfort control (+/- 1F)- maintains consistent comfort to the highest level of accuracy;
Basic operation - easy-to-use slide switches allow you to select the heat or cool mode, and operate the fan;