Shelly 1 Gen4 smart relay, single channel with a dry (volt-free) contact, ideal for bringing boilers, garage motors, irrigation systems and other “non-smart” equipment into your home automation. Fourth generation with native Matter support, it combines WiFi, Bluetooth and Zigbee, works without a hub and runs local automations through scripts.
Key features
- Dry contact: switches equipment that has its own supply, without feeding it power
- Matter, Zigbee, WiFi and Bluetooth, with no hub needed
- Local automations via scripts, without depending on the cloud
- Back-box format, to install behind the existing switch
Specifications
| Output | 1 channel, dry contact, 16 A (240 V~) / 10 A (30 V⏞) |
| Power supply | 110-240 V AC, 12 V DC or 24-48 V DC |
| Consumption | Under 1.2 W |
| Connectivity | WiFi 2.4 GHz, Bluetooth 4.2, Zigbee and Matter |
| Hub | Not required |
| Automation | Scripts, webhooks, MQTT and KNXnet/IP, with 20 schedules |
| Extras | Internal temperature sensor, WiFi range extender, BLE gateway and encryption |
| Dimensions | 37 x 42 x 16 mm |
| Weight | 26 g |
| Mounting | Back box |
