Shelly 2L Gen3

The Shelly 2L Gen3 is a compact dual smart relay for no neutral wire installations, allowing you to automate two independent lighting circuits without rewiring your home. Built on Shelly's advanced Gen3 platform, it combines Wi-Fi, Bluetooth, local scripting, and intelligent automation in a space-saving module that fits neatly behind existing wall switches.

Designed specifically for retrofit projects and older electrical systems, the Shelly 2L Gen3 enables remote lighting control, scheduling, and advanced smart home automation—even in installations where a neutral wire is unavailable.

Control Two Lighting Circuits Independently

The dual smart relay allows you to independently control two separate lighting circuits from one compact device. Upgrade existing double wall switches while maintaining their familiar appearance and manual operation.

• Independent dual-channel control
• Designed for no neutral wire installations
• Works behind existing wall switches
• Ideal for retrofit projects
• Maintains manual switch functionality

Designed for Homes Without a Neutral Wire

The Shelly 2L Gen3 is specifically engineered for electrical installations where a neutral wire is not available. This makes it an ideal solution for older homes and apartments where conventional smart relays often cannot be installed without additional wiring.

Smart Lighting Automation

Control your lights remotely using the Shelly Smart Control app or automate them with schedules, timers, scenes, sunrise and sunset routines, occupancy detection, and custom automation logic.

• Remote ON/OFF control
• Lighting schedules
• Smart scenes
• Sunrise and sunset automation
• Vacation mode lighting

Powered by Shelly Gen3

The Shelly 2L Gen3 is built on Shelly's latest Gen3 platform, delivering faster performance, increased memory, Bluetooth onboarding, BLE Gateway functionality, and support for advanced local scripting.

• Wi-Fi connectivity
• Bluetooth for quick setup
• BLE Gateway functionality
• Local scripting support
• MQTT, REST API and Webhooks

Advanced Smart Home Integration

Integrate the Shelly 2L Gen3 with compatible Shelly sensors and smart home platforms to create intelligent lighting routines that respond automatically to motion, occupancy, time of day, or custom triggers.

Thanks to local scripting, your automations continue operating even without internet connectivity.

Simple Retrofit Installation

The compact housing fits neatly behind standard wall switches, making installation straightforward while preserving your existing electrical installation and switch design.

Note: Depending on the connected load and wiring configuration, a Shelly Bypass may be required for proper operation with certain low-power LED lighting circuits.

Ideal Applications

• Double light switches
• Living rooms
• Bedrooms
• Hallways
• Kitchens
• Apartments
• Older homes
• Office lighting
• Commercial retrofit projects

Why Choose Shelly 2L Gen3?

• Dual smart relay for no neutral wire installations
• Independent control of two lighting circuits
• Wi-Fi and Bluetooth connectivity
• Powered by Shelly Gen3
• BLE Gateway functionality
• Advanced local scripting and automation
• MQTT, REST API and Webhooks support
• No smart hub required
• Easy installation behind existing switches

What is the Shelly 2L Gen3?

The Shelly 2L Gen3 is a dual smart relay designed for lighting installations without a neutral wire, allowing independent control and automation of two lighting circuits.

Do I need a neutral wire?

No. The Shelly 2L Gen3 is specifically designed for installations where a neutral wire is unavailable, making it ideal for many existing homes.

Will I need a Shelly Bypass?

Depending on the connected lighting load, particularly with certain low-power LED fixtures, a Shelly Bypass may be required to ensure stable operation.

Can I automate both lighting circuits independently?

Yes. Each channel can have its own schedules, timers, automation rules, and smart home scenes, giving you complete independent control of both lighting circuits.

Modernize Two Lighting Circuits Without Rewiring

The Shelly 2L Gen3 makes it easy to bring smart lighting to homes without a neutral wire. Combining independent dual-channel control, advanced Gen3 hardware, Wi-Fi, Bluetooth, and powerful automation capabilities, this dual smart relay for no neutral wire installations is the perfect solution for upgrading existing lighting systems with minimal effort and maximum flexibility.

Delivery and warranty

Shipped from our New Zealand supplier's warehouse, typically dispatched within 2 working days. Full Shelly manufacturer warranty, backed by MEDA support.