Description
Honeywell – T-Series Programmable Thermostats – Wired & Wall-Mounted
Honeywell’s T-Series thermostats offer reliable and intuitive temperature control solutions for residential and light commercial systems. This listing includes both the T4 and T6 Pro programmable thermostats—each designed for quick installation, energy efficiency, and precise comfort control. With flexible scheduling options and easy-to-use interfaces, these models ensure optimal performance and convenience for heating and cooling applications
✅ Key Features
• 7-day, 5-2, or 5-1-1 programmable scheduling
• Push-button interface with optional backlighting (T6 Pro includes larger display)
• Wall-mounted design with standardized mounting systems
• Supports a wide range of HVAC systems
• Battery powered or hardwired (depending on model)
• Energy-efficient pre-programmed settings
• Models suitable for boilers, heat pumps, and fan coils
✅ Specifications:
| Feature | T4 Wired (HLT4H110A1021) | T6 Pro (HLTH6210U2001) |
|---|---|---|
| Power Supply | 2x AA Batteries / 24–230V | Battery or Hardwired (20–30 Vac) |
| Scheduling | 7-day or 5/2 with pre-set program | 7-day, 5-2, 5-1-1, or Non-programmable |
| System Compatibility | Gas Boilers, Heat Pumps (On/Off) | Heat Pump 2H/1C, Conventional 1H/1C |
| Display | No touchscreen, optional backlight | Backlit digital display with auto DST adjustment |
| Mounting System | Standard wall mount | Honeywell UWP Mounting System |
| Voltage Range | 24–230V | 20–30 Vac |
✅ Variants Setup:
| Attribute | Value |
|---|---|
| Model | HLT4H110A1021 |
| Model | HLTH6210U2001 |
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