Honeywell PRO 4000 5-2 Day Programmable Thermostat


The PRO programmable series provides 24 Vac control for conventional and heat pump systems.
• Weekday/Weekend programming - 5-2 (Weekdays, Weekend) programming.
• Backlit digital display - both current and set temperatures are easy to read in various lighting conditions.
• Precise comfort control (+/- 1½ F) - 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.
• Built in instructions - simple, pull out instruction manual.
• Adaptive Intelligent Recovery™ - ensures programmed temperature is reached by programmed time.
Select a link under the "item" tab below to order.
Cat # | Application | Mounting | color | System | Fan | Terminal Designations | Stages |
TH4110D1007 | Heat/Cool or Heat Pump without Auxiliary Heat | Horizontal | Premier White® | COOL OFF- HEAT | AUTO ON | R, Rc, W, Y, G, O, B, C | 1 Heat/ 1 Cool |
TH4210D1005 | Heat Pump Systems | Horizontal | Premier White® | COOL OFF- HEAT EM. HEAT | AUTO ON | R, Y, AUX, E, G, O, B, L, C | 2 Heat/ 1 Cool Heat Pump |
Dimensions, Approximate: | 3 13/16 in. high x 5 3/8 in. wide x 1 1/4 in. deep (97 mm high x 137 mm wide x 32 mm deep) | ||
Programmability: | 5-2 Day Program | ||
Changeover: | Manual | ||
Electrical Ratings: | 20 to 30 Vac or 750mV | ||
Operating Humidity Range (% RH): | 5 to 90% RH, non-condensing | ||
Operating Temperature Range: | 32 F to 120 F (0 C to 48.9 C) | ||
Differential Temperature: | ± 1 F (±0.5 C) | ||
Currents (Cooling): | 0.02 A to 1.0 A running | ||
Currents (Heating): | 0.02 A to 1.0 A running | ||
Currents (Fan): | 0.02 A to 0.5 A running | ||
Frequency: | 50 Hz; 60 Hz | ||
Power Method: | Dual Powered: Battery or Hardwire | ||
Sensor Element: | Thermistor | ||
Color | Premier White® | ||
Mounting | Horizontal | ||
Fan | AUTO ON CIRC |