shelly - Shelly Plus UNI PlusUNI

Shelly Plus Uni – Smart Wi-Fi Module

A small device designed for low-voltage systems, offering advanced automation and monitoring. Perfect for a wide range of household, office, and industrial applications.

Key features:

• Hub not required – control via Shelly Smart Control app, Alexa, Google Home, Home Assistant, and other platforms

• Low voltage support: 8–24 VAC, 9–28 VDC, 5 VDC

• Two digital inputs and one analog input

• Supports 1-Wire sensors (single DHT22 or up to 5 DS18B20)

• Compatible with most Arduino sensors

• Pulse counting for energy, water, and gas meters

• Wi-Fi repeater and Bluetooth gateway

• Fast ESP32 processor, full support for scripts, webhooks, MQTT, HTTPS, and TLS

Applications and functionalities:

• Automation of old switches, intercoms, and alarm systems

• Accurate pulse readings from energy, water, and gas meters

• Motion-controlled lighting (PIR sensor)

• Environmental monitoring: temperature, humidity, and other parameters

• Smart garden irrigation, water heaters, and pool automation

• Remote control of gates and garage doors

Technical specifications:

• Dimensions: 37x42x16 mm

• Weight: 8.5 g

• Operating temperature: -20°C to 40°C

• Humidity: 30–70%

• Power supply: 8–24 VAC / 9–28 VDC / 5 VDC

• Power consumption: <1 W

• Digital inputs: 50 kΩ, trigger voltage 1.5 V

• Potential-free outputs: max. 30 V / 250 mA

• Voltmeter: 0–15 VDC / 0–30 VDC

• Supported external sensors: DHT22 or DS18B20

• RF: 2400–2495 MHz, max power <20 dBm

• Wi-Fi: 802.11 b/g/n, range up to 30 m indoors / 50 m outdoors

• Bluetooth 4.2: range up to 10 m indoors / 30 m outdoors

• Processor: ESP32, Flash: 4 MB

• Schedules: 20, Webhooks: 20 (5 URLs per hook), supports scripts, MQTT

Benefits:

• Advanced automation and monitoring

• Full smart home integration

• Flexible usage: homes, offices, and outdoor installations

• Energy savings through precise monitoring and pulse counting