Name: Shelly Uni Plus
Brand: Shelly
SKU: SHELLYUNIPLUS
Price: 30.75 AUD
Availability: InStock

Overview

The Shelly Uni Plus (SNSN-0043X) transforms outdated appliances into smart devices, providing remote control, energy monitoring, and automation without the need for replacements. Designed for low-voltage AC/DC applications, it is ideal for small appliances, intercoms, alarm systems, gates, garages, and utility meters. With pulse counting for precise energy tracking, Wi-Fi & BLE gateway functionality, and extensive compatibility with sensors and automation platforms, it offers a complete smart home solution.

Key Features

• No hub required – Control via Shelly app, Alexa, or Home Assistant

• Wide voltage support – Works with 8-24 VAC, 9-28 VDC, and 5 VDC applications

• Two digital inputs & one analog input for sensor integration

• Supports 1-Wire sensors – Single DHT22 & up to 5 DS18B20

• Compatible with Arduino sensors – Automate scenes based on sensor data

• Pulse counting feature for energy, gas, and water meter tracking

• Wi-Fi Range Extender & BLE Gateway for enhanced connectivity

• Fast ESP32 processor for instant response

• Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS, and custom certificates

Smart Home Applications

Upgrade Old Appliances

• Convert traditional buttons into smart controls

• Remotely control intercoms & alarm systems

• Receive notifications when someone arrives or when security is armed/disarmed

Stay Connected to Your Gate & Garage

• Remote gate & garage door control from anywhere

• Reed-switch feature provides real-time open/close status updates

• Enhance security by knowing when your garage is accessed

Transform Meter Data into Savings

• Monitor electricity & water usage with pulse counting

• Create automation routines to optimise energy consumption

• Reduce monthly utility costs with real-time tracking

Physical

PCB size (LxWxH): 40x21x7 mm / 1.57x0.83x0.28 in

Weight: 8.5 g / 0.3 oz (with the cables)

Environmental

Ambient temperature: -20 degC to 40 degC / -5 degF to 105 degF

Humidity 30 % to 70 % RH

Electrical

Power supply:

8-24 VAC
9-28 VDC
5 VDC (stabilized, via +5 VDC and GND)

Power consumption: < 1 W

Input circuits ratings

Digital inputs resistance: 50 kO

Digital inputs triggering voltage: 1.5 V (active low level)

Output circuits ratings

Max switching voltage: 30 V

Max switching current: 300 mA

Sensors, meters

Voltmeter: 0-15 VDC / 0-30 VDC (Two-range)

Voltmeter accuracy: Pulse counter input triggering voltage:

1.5 V (active low level)

Pulse counter max frequency: 1 kHz

External sensors supported: Single DHT22 or up to five DS18B20

Radio

RF band: 2400 - 2495 MHz

Max. RF power: <20 dBm

Wi-Fi protocol: 802.11 b/g/n

Wi-Fi Range: Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions)

Bluetooth Protocol: 4.2

Bluetooth Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)

MCU

CPU: ESP32-U4WDH

Flash: 4 MB

Firmware capabilities

Schedules: 20

Webhooks (URL actions): 20 with 5 URLs per hook

Scripting: Yes

MQTT: Yes

CoAP: No

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Shelly Uni Plus