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Item 2 Of 2
T1 Pro non-Programmable Thermostat

TH1110D2009/U

T1 Pro non-programmable thermostat for 24 Vac systems, single stage heat and cool systems. Single stage heat pumps without aux heat.

This product is obsolete, but it can be purchased while supplies last.
Find Equivalent or Replacement Products.

  • Product Info
  • Literature
  • Accessories & Replacement Parts

Product Specifications

Application
24 Vac systems; Gas, Oil, Electric Warm Air; Hot water Coil; Gas, Oil, Electric Hydronic; or Steam / Gravity Systems
Dimensions (in.)
4-1/16 in. long x 4-1/16 in. wide x 1-3/32 in. deep
Dimensions (mm)
103.6 mm long x 103.6 mm wide x 28 mm deep
Includes
Thermostat, UWP mounting system, Installation (J-box) adaptor,
Item Type
Product
Mounting
UWP Mounting System
Electrical Ratings
20 to 30 Vac
Frequency
50 Hz; 60 Hz
Stages
Up to 1 Heat/1 Cool Heat Pumps; Up to 1 Heat/1 Cool Conventional Systems
Electrical Connections
Honeywell UWP Mounting System
Operating Humidity Range (% RH)
5 to 90% RH, non-condensing
Supply Voltage
20 to 30 Vac
Switch Positions (System)
HEAT-OFF-COOL
Switch Positions (Fan)
AUTO-ON
Operating Temperature Range (F)
32 F to 102 F
Operating Temperature Range (C)
0 C to 39 C
Shipping and Storage Temperature Range (F)
- 20 F to 120 F
Shipping and Storage Temperature Range (C)
- 28.9 C to 48.9 C
LEDs
LED Back Light
Power Method
Battery or Hardwired
Ambient Temperature Range (C)
0 C to 50 C
Ambient Temperature Range (F)
32 F to 120 F
Color
White
Display
Small display, Soft Key Controls
Accuracy (F)
1F
Accuracy (C)
0.5 C
Differential Temperature (F)
± 1 F
Differential Temperature (C)
± 0.5 C
Switch Type
Relay
Programmability
Non-programmable
Display Size
2.37 sq. in.
Temperature Control Mode Selections
Ambient Air Temperature
Changeover
Manual
Setting Temperature Range (F)
Heat: 32 F to 90 F; Cool 50 F to 99F
Setting Temperature Range (C)
Heat: 0 C to 32.0 C; Cool: 10 C to 37.0 C
Cool Current
0.02 A to 1.0 A running
Heat Current
0.02-1.0 A
Fan Current
0.02-.05 A

Accessories

THP2400A1080/U

Large Cover Plate & J-Box Adaptor for T-Series Thermostats

THP2400A1075/U

Medium Cover Plate & J-Box Adaptor for T1, T4, & T6 series thermostats

32321051-001/U

UWP mounting system for T-Series thermostats (Orderable in packs of 30)