Shelly 1 Mini Gen4
£21.79
The Shelly 1 Mini Gen4 is a compact retrofit relay small enough to fit behind a wall switch or socket, switching up to 8A at 240V AC or 5A at 30V DC. It offers Wi-Fi, Bluetooth, Zigbee and Matter connectivity (including Apple HomeKit), and can be wired for dry, potential-free contacts where isolated switching is needed.
- Dry, potential-free contact option for isolated switching
- Multiprotocol: Wi-Fi, Bluetooth, Zigbee and Matter (HomeKit)
- Switches up to 8A at 240V AC or 5A at 30V DC
- New ESP-Shelly-C68F processor with 8 MB of memory
Buy the Shelly 1 Mini Gen4 online in the UK from ShellyUK — genuine Shelly stock with fast UK delivery.
The smallest relay switch in the world for smart control. Automate your lights, garage door, irrigation system, or other small electrical appliances in less than 10 minutes and control them from anywhere. Small enough to fit behind any wall switch or socket, Shelly 1 Mini Gen4 can be retrofitted and is highly compatible with your existing smart ecosystem.
Shelly 1 Mini Gen4 brings powerful upgrades to the popular Shelly 1 Mini device. With new multiprotocol connectivity, you can choose the protocol that best suits your home network - Zigbee, Matter, WiFi, or Bluetooth. An improved processor ensures faster responses and smoother performance of your automations. Shelly 1 Mini Gen4 continues to be the perfect retrofit solution for your lights and appliances, now with enhanced compatibility and speed, all in its usual compact and easy-to-install design.
Experience next-level smart home automation with Shelly Gen4 devices. Gen4 devices offer multi-protocol connectivity, featuring WiFi, Bluetooth, Zigbee, and Matter. Choose your connection and set up your Shelly device to work with your preferred smart home network.
- Dry contacts (potential-free) - option for contactor control
- New processor - ESP-Shelly-C68F chip with an increased memory of 8MB
- New - Multiprotocol connectivity: Choose from Bluetooth, WiFi or Zigbee
- New - Matter certified.
- New - Works with Apple Homekit: Control connected devices using the Apple Home app or Siri through Matter
- Improved durability of terminals
- Supports up to 8A at 240V AC and 5A at 30V DC
- WiFi/Zigbee extender & Bluetooth gateway
- No hub required! Easy control through the Shelly Smart Control app, most platforms and protocols, as well as voice assistants. Use it with Alexa, Home Assistant or your preferred automation system
- Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS and custom certificates
Dry, potential-free contact option for isolated switching
Multiprotocol: Wi-Fi, Bluetooth, Zigbee and Matter (HomeKit)

Switches up to 8A at 240V AC or 5A at 30V DC
New ESP-Shelly-C68F processor with 8 MB of memory
Where you'd use it
Behind-the-Switch Retrofit
Fit it inside a standard back box behind an existing light switch to add smart control to a room without any visible new hardware.
Contactor and Boiler Control
Use the potential-free dry contacts to switch a contactor or low-voltage boiler control circuit where a mains-referenced relay isn't appropriate.
Multiprotocol Garage Automation
Automate a garage door or irrigation valve and choose Zigbee, Matter or WiFi depending on which protocol already covers that part of the property best.
Specification
Connectivity
- Webhooks (URL actions)
- 20 with 5 URLs per hook
- MQTT
- Yes
- Wireless/WiFi Protocol
- 802.11 b/g/n/ax (2.4 GHz)
- WiFi Frequency
- 2412-2472 MHz
- Wi-Fi Range (depending on local construction) • up to
- 50m/160ft outdoors • up to 30m/100ft indoors
- Zigbee Protocol
- 802.15.4
- Zigbee Repeater
- Yes
- Zigbee RF Bands
- 2400-2483.5 MHz
- Zigbee Range (depending on local construction) • up to
- 300m outdoors • up to 100m indoors
- Bluetooth Protocol
- 4.2
- Bluetooth Range (depending on local construction) • up to
- 30m/100ft outdoors • up to 10m/33ft indoors
Protection & Safety
- External protection
- 10A, tripping characteristic B or C 6kA interrupting rating Energy limiting class 3
- Voltage protection / Cutoff
- No
- Current protection / Cutoff
- No
- Max power protection / Cutoff
- No
Physical & Build
- (H x W x L)
- 29 x 35 x 16 ±0.5 mm 1.11 x 1.35 x 0.63 ±0.02 in
Environmental
- Humidity
- 30% to 70% RH
Power & Electrical
- Power supply
- 110-240V ±10% 50/60Hz AC
- Max switching voltage
- AC 240V
- Max switching voltage
- DC 30V
- Power consumption < 1.2W
Smart Features
- Power measurement
- No
Other
- Max switching current
- AC 8A
- Max switching current
- DC 5A
- Max switching power
- AC 2000W
- Max switching power
- DC 150W
- Clean contact relay
- Yes
- Internal-temperature sensor
- Yes
- Ambient temperature
- -20°C to 40°C / -5°F to 105°F
- Schedules
- 20
- UDP
- Yes
- Scripting
- Yes







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