About this product
Product Description
Resideo TH1210U4001/U is a non-programmable digital thermostat for 24V HVAC systems that supports up to 2 heat/1 cool heat pump configurations and up to 1 heat/1 cool conventional systems. It provides a 4.09 sq. in. LCD with optional always-on backlight when hardwired, accepts hardwired or AA battery power, and includes a UWP wall plate and mounting hardware for retrofit or replacement installations.
- Supports up to 2H/1C for heat pump systems and 1H/1C for conventional systems; dual fuel compatible
- 4.09 sq. in. LCD display with optional always-on backlight when hardwired; non-programmable push-button control
- Powered by 24V hardwire or two AA alkaline batteries; includes UWP wall plate, decorative cover plate, and mounting hardware
Product Highlights
Non-programmable 24V thermostat, 4.09 sq. in. LCD, supports 2H/1C heat pump and 1H/1C conventional systems, includes UWP wall plate and AA batteries
Product Information
Standard Information
- Brand: RESIDEO
- Manufacturer Part Number: TH1210U4001/U
- Country of Origin: Mexico
Technical Specifications
- Brand: Resideo
- Manufacturer Part Number: TH1210U4001/U
- Thermostat Type: Non-programmable digital
- Input Voltage: 24 Vac
- System Compatibility: Up to 2 Heat / 1 Cool (heat pump with aux heat); Up to 1 Heat / 1 Cool (conventional)
- Dual Fuel Compatible: Yes
- Display Type: LCD
- Display Size: 4.09 sq. in.
- Backlight: Optional always-on when hardwired
- Power Supply: Hardwired or battery operated
- Battery Type: AA alkaline
- Number of Batteries: 2
- Control Type: Push button
- Modes of Operation: Heat, Off, Cool, Auto, Emergency Heat
- Changeover Type: Auto or Manual
- Filter Change Reminder: Yes
- Alerts and Reminders: Battery replacement, heat pump failure, memory error, sensor error, filter change
- Temperature Accuracy: ±1 °F (±0.5 °C)
- Temperature Differential: ±1 °F (±0.5 °C)
- Set Point Temperature Range: Heat: 32 °F to 90 °F; Cool: 50 °F to 99 °F
- Operating Temperature Range: 32 °F (0 °C) to 120 °F (49 °C)
- Operating Humidity Range: 5% to 90% RH, non-condensing
- Frequency: 60 Hz
- Mounting Type: UWP wall plate
- Dimensions (H x W x D): 3.44 in x 5.13 in x 1.188 in (H x W x D)
- Terminal Designations: C; E; G; K; L/A; O/B; R; RC; S; W; W2-AUX; Y; Y2
- Includes: Thermostat, UWP wall plate, decorative cover plate with J-box adaptor, mounting hardware, AA batteries, literature
- Replaces Models: TH1210DH1001/U; TH1210DV1007/U; TH3210D1004/U; TH3210U2004/U
- Country of Origin: Mexico
Description supplied by Voomi Supply through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.






