Shelly Smart Relay 2L, 2 channels, without N, compatible with Home Assistant, Matter

Shelly 2L Gen3 – Dual-channel smart switch without neutral wire

Shelly 2L Gen3 is a dual-channel smart Wi-Fi switch for lighting control that does not require a neutral wire. Equipped with the next-generation Shelly chip and compatible with the Matter standard, it’s the ideal solution for upgrading your electrical system without costly rewiring.

Smart lighting control – no neutral wire required

Remotely control two separate light circuits, set custom schedules and scenes, and optimize energy usage. Installation is simple, even in older buildings – it fits directly behind an existing wall switch, without the need for a neutral wire.

Key Features

• ✅ Wi-Fi control – Connects directly to your network; no hub required

• 🔁 2 channels – Output O1: up to 1.2 A, Output O2: up to 3 A

• ⚡ No neutral wire needed – Works only on phase wire (Shelly Bypass required for O1 – included)

• 🎯 Matter-compatible – Easy integration into any smart home ecosystem

• 📲 Bluetooth – Fast device pairing via the Shelly Smart Control app

• ⏱️ Schedules and scenes – Automate based on time or sunrise/sunset

• 🛡️ Temperature sensor – Built-in protection against overheating

• 🧠 Scripting & Webhooks – Supports HTTPS, MQTT, WebSocket, and custom actions

Perfect for renovations

Since it operates using only a phase wire, Shelly 2L Gen3 is perfect for homes without a neutral wire. Easily installs behind a traditional wall switch and allows independent control of two lighting circuits.

Use Cases

• 💡 Separate control of ceiling and ambient lights in the living room

• 🔄 Automation of bathroom and hallway lights based on motion or schedule

• 🌙 Turn off all lights at bedtime or automatically switch them on when arriving home

Technical Specifications

• Dimensions: 37x42x16 mm

• Weight: 28 g

• Power supply: 220–240 V~, 50/60 Hz

• Own power consumption: < 1.2 W

• Max switching voltage: 240 V~

• Max switching current: O1 – 1.2 A, O2 – 3 A

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

• Humidity: 30% ~ 70% RH

• Shelly Bypass required for O1 load (included)

Connectivity

• Wi-Fi: 802.11 b/g/n @ 2.4 GHz

• Bluetooth: version 4.2

• Wi-Fi range: up to 30 m indoors / 50 m outdoors (depending on conditions)

• RF Power Wi-Fi: < 20 dBm | Bluetooth: < 4 dBm

Processor & Memory

• CPU: ESP-Shelly-C38F @ 160 MHz

• RAM: 512 KB

• Flash: 8 MB

Automation

• Schedules: up to 20

• Webhooks: up to 20 with 5 URLs per webhook

• Scripting: Yes

• MQTT: Yes

Note: Shelly Bypass for O1 is included in the package.
Version: Dual-channel (2 outputs)