Alarm.com Smart Thermostat HD with Color Touchscreen Display ADC-T40K-HD, Z-Wave SmartStart and S2 Compatible
Comfort control, right on the wall.
A smart thermostat with a color touchscreen display and a setup wizard. It is Z-Wave SmartStart and S2 compatible, so it fits into an Alarm.com system for heating and cooling control.

Your thermostat should fit your system.
Heating and cooling control works best when the thermostat joins the same smart-home and security setup you already run. A Z-Wave thermostat keeps energy management in one place.
Built for simple setup and control
The ADC-T40K-HD combines a color touchscreen with Z-Wave compatibility for homes and small businesses.
Color touchscreen display
A touchscreen display puts thermostat control right on the unit.

Height and width
A compact 4.70" by 4.70" face, only 1.10" deep.
Z-Wave SmartStart and S2
Z-Wave SmartStart and S2 compatibility supports adding the thermostat to a compatible system.
Easy setup wizard
An easy to use setup wizard guides you through getting the thermostat configured.
Smart Connect
Smart Connect is listed as supported on this model.
Everything you need to know.
| Brand | Alarm.com |
| Model | ADC-T40K-HD |
| Product Type | Thermostat |
| Application/Usage | Cooling System |
| Color | Black |
| Touchscreen | Yes |
| Z-Wave | Yes |
| Smart Connect | Yes |
| Height | 4.70" |
| Width | 4.70" |
| Depth | 1.10" |
| Country of Origin | CN |
Alarm.com Smart Thermostat HD with Color Touchscreen Display ADC-T40K-HD, Z-Wave SmartS...
The Alarm.com ADC-T40K-HD is a smart Thermostat: Smart Thermostat HD with Color Touchscreen Display (Z-Wave SmartStart and S2 Compatible). It is aimed at security installers, integrators and property owners who want a genuine Alarm.com device for a new system, an expansion or a replacement.
Key Features
- Z-Wave SmartStart and S2 compatible
- Easy to use setup wizard
- Touchscreen display
Specifications
- Brand: Alarm.com
- Model: ADC-T40K-HD
- Product Type: Thermostat
- Smart Connect: Yes
- Touchscreen: Yes
- Color: Black
- Depth: 1.1"
- Height: 4.7"
- Width: 4.7"
- Shipping weight: 1.1 lb
Typical Uses
- Heating and cooling control in homes and small businesses
- Smart-home and security-system energy management
Alarm.com devices require an active Alarm.com service account through an authorised dealer; please confirm compatibility with your existing panel, cameras and service plan before ordering. Install the ADC-T40K-HD according to the manufacturer's instructions and local codes, and contact us with your existing equipment models if you need help.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Alarm.com ADC-T40K-HD, ready to order.
- Product Type: Thermostat
- Application/Usage: Cooling System
- Color: Black
- Touchscreen: Yes
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