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Alarm.com Smart Thermostat — Review & Specs | Pricepect | Pricepect

Home Smart ThermostatsAlarm.com Smart Thermostat

Alarm.com Smart Thermostat — image 1

Alarm.com

Alarm.com Smart Thermostat

$138.97

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ADC-T2000White

Smart Thermostats

Expert Review Analysis

Alarm.com Smart Thermostat HD and HQ are connected thermostats that integrate with Alarm.com security platforms, offering a high‑resolution touchscreen, machine‑learning HVAC health monitoring, humidity and ventilation control, and Z‑Wave SmartStart/S2 compatibility; the HQ model adds a built‑in Z‑Wave hub and cellular backup.

✓ Best for: Existing Alarm.com security customers who want a thermostat that integrates directly with their Z‑Wave smart home ecosystem, need proactive HVAC health monitoring, and value built‑in humidity/ventilation control for comfort.✗ Not ideal for: DIY homeowners without a C‑wire, users seeking a standalone thermostat without a subscription, or those in regions requiring a wider operating temperature range or carrier‑agnostic cellular backup.

Pros

✓Built-in Z-Wave hub in the HQ model eliminates need for separate smart home controller.
✓Machine learning continuously monitors HVAC health and provides proactive alerts for freeze or mold risk.
✓

Price History

Current

$138.97

Average

$129.55

Lowest

$103.63

Highest

$149.99

Price trend (90d):-1.9%

Best Seller Rank History

Now#141Best#73Worst#12,080 -64

Lower = better sales rank

Rating Trend

Rating4.5/ 5Reviews357+39 reviews +0.10

Specifications

Connectivity

Z-WaveSmartStart, S2 (Authenticated/Unauthenticated)

CellularVerizon/AT&T (HQ model)

Wi-FiOptional backup (HQ model)

Design

Height2.0 in mm

Width8.0 in mm

Depth8.0 in mm

Weight0.3 lb g

Display

Display TypeColor touchscreen, motion-activated

Features

Remote AccessYes

Custom SchedulesYes

Critical Temperature AlertsYes

Geo-Services AutomationYes

Machine LearningHVAC monitoring and alerts

General

BrandAlarm.com

ModelADC-T2000

ColorWhite

Operating Temperature41°F to 95°F (5°C to 35°C)

HVAC CompatibilityHeat up to 3 stages, Cool up to 2 stages, Heat pump (O/B), Fan (G), Humidifier/dehumidifier/vent (Z1/Z2 configurable)

Power

Voltage24 VAC V

Sensors

Humidity ControlYes

Ventilation ControlYes

HVAC Monitoring

Machine Learning AlertsProvides freeze protection, mold risk, and monthly health reports

Smart Home

Z‑Wave SmartStart/S2Secure Z‑Wave pairing and authentication for device control

Installation

Auto‑Wire DetectionDetects connected wires and guides setup via touchscreen wizard

Dimensions & Weight

Height2.0 inches

Width8.0 inches

Depth8.0 inches

Weight0.3 pounds

Research Sources

answers.alarm.com

24incontrol.com

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User Reviews

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4.5

(357 reviews)

Auto‑wire detection and magnetic touchscreen mounting simplify installation and reduce wiring errors.

✓Supports up to three heat stages and two cool stages, making it compatible with most 24 V HVAC systems.

✓Integrated humidity and ventilation controls allow precise indoor comfort and moisture management.

Cons

✗Requires a professional Alarm.com service subscription; it does not function as a standalone thermostat.
✗Mandatory C‑wire connection means installation is not possible on systems without a common wire.
✗Operating temperature range is limited to 41 °F–95 °F, narrower than older models.
✗Cellular backup is limited to Verizon or AT&T carriers, restricting connectivity options.
✗The HQ model’s cellular and Wi‑Fi backup add complexity and may increase monthly service costs.

From Expert Reviews

Praised by Experts

✓Built‑in hub in the HQ version reduces hardware costs and saves space by eliminating a separate Z‑Wave controller.
✓Proactive HVAC monitoring detects potential failures early and delivers monthly performance reports to prevent costly breakdowns.
✓Sleek high‑resolution color touchscreen combined with easy‑install auto‑wire detection enhances user experience and installation speed.

Criticized by Experts

✗Full functionality depends on a professional Alarm.com service subscription, limiting use for DIY customers.
✗Limited operating temperature range (41 °F–95 °F) may not suit extreme climate environments.

Expert Opinion

Professional reviewers highlight the thermostat’s seamless integration with Alarm.com, noting the built‑in Z‑Wave hub reduces hardware clutter and the machine‑learning HVAC monitoring provides valuable early‑warning alerts. They also praise the sleek touchscreen design and straightforward installation, while cautioning that the product requires an Alarm.com service subscription and has a limited temperature operating range.

What Users Say

Everyday users appreciate the convenience of remote app control, real‑time alerts, and the ability to manage humidity, but they commonly express frustration over the mandatory C‑wire requirement and the need for an ongoing Alarm.com subscription to unlock full features.

Common Complaints

Mandatory C‑wire installation, dependence on an Alarm.com service plan, limited operating temperature range, and cellular backup restricted to Verizon or AT&T carriers.

How It Compares

vs. Google Nest Learning Thermostat

Advantages

✓Tight integration with Google Home and robust AI learning optimizes schedules without manual input.

Disadvantages

✗Lacks Z‑Wave security integration and requires a separate hub for Alarm.com compatibility.

Choose Nest for a Google‑centric smart home; choose Alarm.com for integrated security and Z‑Wave control.

vs. ecobee SmartThermostat

Advantages

✓Includes built‑in Alexa, room sensors, and air‑quality monitoring for comprehensive home automation.

Disadvantages

✗No native Z‑Wave hub and requires additional subscription for advanced features, unlike Alarm.com’s built‑in hub.

Ecobee is ideal for Alexa users seeking detailed sensor data; Alarm.com is better for those already on the Alarm.com security platform.

vs. Honeywell T10 Pro

Advantages

✓Offers Resideo app control and reliable Z‑Wave connectivity without cellular backup, simplifying installation.

Disadvantages

✗Missing humidity/ventilation controls and lacks the proactive HVAC health alerts found in Alarm.com models.

Honeywell suits users wanting basic Z‑Wave thermostat control; Alarm.com provides deeper HVAC monitoring and integrated security features.

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