EZVIZ Smart Thermostatic Head Kit

EZVIZ T55 + A3

Complete solution for smart heating with automatic temperature control and remote operation.

The set includes two intelligent thermostatic radiator valves T55 for direct heating control and a central hub A3-R200 for integration with smart home systems. The valve is easily mounted on a radiator valve and allows precise temperature settings with automatic functions for maximum energy savings.

The central hub A3-R200 supports Matter and Apple HomeKit protocols, enabling integration with various smart home platforms. Control is possible via the EZVIZ app, voice assistants Google Assistant and Amazon Alexa, or directly on the thermostatic valve using the mechanical wheel.

• Intelligent thermostatic radiator valve T55 with automatic temperature control 0 °C to 55 °C
• Central hub A3-R200 with Matter, Apple HomeKit and Zigbee 3.0 support
• Control via EZVIZ app, Google Assistant and Amazon Alexa
• Automatic functions including child lock and frost protection
• Valve powered by 2× AA batteries with up to 7 months battery life
• Connect up to 64 EZVIZ devices to the central hub A3-R200
• Easy installation without professional help and 3 adapters for different valves
• LED display on the thermostatic valve and mechanical control wheel for local operation

Intelligent thermostatic radiator valve T55
Compact device with dimensions ⌀ 55 × 95 mm easily mounts on standard radiator valves. Includes protective functions such as child lock and frost protection. Communicates via Zigbee 3.0 at 2.4 GHz frequency with a range of up to 100 meters.

Central hub A3-R200
Compact hub with dimensions ⌀ 80 × 33 mm supports both wired and Wi-Fi internet connection. Integrates with Apple HomeKit, Matter protocol and allows connection of up to 64 EZVIZ devices. Features a speaker with 85 dB volume for audio notifications.

Automation and energy savings
The system allows creation of heating schedules, automatic temperature reduction when away, and integration with other EZVIZ sensors for comprehensive home automation.

BASIC SPECIFICATIONS

Thermostatic radiator valve T55:
Dimensions: 95 × 55 × 55 mm
Weight: 132 g
Power: 2× AA batteries (1.5 V), 7 months battery life
Operating temperature: 0 °C to 55 °C, humidity 25–90 %
Communication: Zigbee 3.0, frequency 2.4 GHz, range ≤ 100 m

Central hub A3-R200:
Dimensions: 80 × 80 × 33 mm
Weight: 90 g
Power: USB-C, DC 5 V/1 A, max. consumption 3 W
Connectivity: Wi-Fi 2.4 GHz, Ethernet RJ-45, Zigbee 3.0, Bluetooth 5.3
Protocols: Matter, Apple HomeKit, proprietary EZVIZ Cloud protocol

Package contents: 2× thermostatic radiator valve T55, central hub A3-R200, adapters, batteries, screw set, short piston, power adapter, USB cable