Shelly 1 Gen3 Wi-Fi Relay Switch
The Shelly 1 Gen3 is a compact, Wi-Fi-operated smart relay featuring potential-free (dry) contacts, designed for seamless integration into residential, commercial and industrial electrical systems. Its new enhanced ESP-Shelly-C38F processor and 8MB flash memory ensure reliable performance and support for advanced automation tasks. Ideal for automating lighting circuits, appliances, controlling garage doors or upgrading legacy electrical installations.
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3 Year Warranty
Description
Shelly 1 Gen3 is a small form factor smart switch with potential-free contacts, which allows remote control of electric appliances through a mobile phone, tablet, PC, or home automation system. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. The device also has improved processor and increased memory compared to its predecessor.
Shelly 1 Gen3 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet.
It can be retrofitted into standard electrical wall boxes, behind power sockets and light switches or other places with limited space.
Shelly 1 Gen3 has embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
Key Features
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Dry contacts (potential-free) - option for contactor control
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New processor - ESP-Shelly-C38F chip with an increased memory of 8 MB
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Improved durability of terminals
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High security
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Wi-Fi range extender & Bluetooth gateway
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Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS and custom certificates
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No HUB required! Easy control through Shelly Smart Control app, various home automation protocols, platforms, as well as voice assistants
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Supports KNXnet / IP communication
Basic Wiring Diagrams
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Compatibility
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Works with Home Assistant
Works with Homey
Works with SmartThings
Works with Google Home
Works with Amazon Alexa
Requires Latest Firmware to enable Matter Support.
Specifications
| Physical | |
| Size (HxWxD): | 37x42x16 / 1.46x1.65x0.63 |
| Weight: | 26 g / 0.92 oz |
| Screw terminals max torque: | 0.4 Nm / 3.5 lbin |
| Conductor cross section: | 0.2 to 2.5 mm² / 24 to 14 AWG (solid, stranded, and bootlace ferrules) |
| Conductor stripped length: | 6 to 7 mm / 0.24 to 0.28 in |
| Mounting: | Wall console |
| Shell material: | Plastic |
| Shell color: | Blue |
| Terminal Color: | Black |
| Environmental | |
| Ambient working temperature: | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity: | 30 % to 70 % RH |
| Max. altitude: | 2000 m / 6562 ft |
| Electrical | |
| Power supply: |
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| Power consumption: | < 1.2 W |
| External protection: | Cable protection switch in accordance with EN60898-1 (tripping characteristic B or C, max. 16 A rated current, min. 6 kA interrupting rating, energy limiting class 3) |
| Output circuits ratings | |
| Max. switching voltage: |
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| Max. switching current: |
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| Sensors, meters | |
| Internal-temperature sensor: | Yes |
| Radio | |
| Wi-Fi | |
| Protocol: | 802.11 b/g/n |
| RF band: | 2401 - 2483 ÐœHz |
| Max. RF power: | < 20 dBm |
| Range: | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors(Depends on local conditions) |
| Bluetooth | |
| Protocol: | 4.2 with BLE |
| RF band: | 2400 - 2483.5 MHz |
| Max. RF power: | < 4 dBm |
| Range: | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors(Depends on local conditions) |
| Microcontroller unit | |
| CPU: | ESP-Shelly-C38F |
| Flash: | 8MB |
| Firmware capabilities | |
| Schedules: | 20 |
| Webhooks (URL actions): | 20 with 5 URLs per hook |
| Scripting: | Yes |
| MQTT: | Yes |
