{"product_id":"shelly-2l-gen3","title":"Shelly 2L Gen3","description":"\u003cmeta name=\"keywords\" content=\"Shelly 2L Gen3, dual smart relay no neutral, no neutral wire relay, dual relay switch, Wi-Fi relay switch, smart light switch relay, no neutral smart switch, dual channel relay, smart relay module, home automation relay, retrofit smart relay, Bluetooth relay switch, Shelly 2L\"\u003e\n\n\u003ch1\u003eShelly 2L Gen3 – Dual Smart Wi-Fi Relay for Homes Without a Neutral Wire\u003c\/h1\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShelly 2L Gen3\u003c\/strong\u003e is a compact \u003cstrong\u003edual smart relay for no neutral wire installations\u003c\/strong\u003e, allowing you to automate two independent lighting circuits without rewiring your home. Built on Shelly's advanced Gen3 platform, it combines \u003cstrong\u003eWi-Fi\u003c\/strong\u003e, \u003cstrong\u003eBluetooth\u003c\/strong\u003e, local scripting, and intelligent automation in a space-saving module that fits neatly behind existing wall switches.\u003c\/p\u003e\n\n\u003cp\u003eDesigned 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.\u003c\/p\u003e\n\n\u003ch2\u003eControl Two Lighting Circuits Independently\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003edual smart relay\u003c\/strong\u003e 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.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIndependent dual-channel control\u003c\/li\u003e\n\u003cli\u003eDesigned for no neutral wire installations\u003c\/li\u003e\n\u003cli\u003eWorks behind existing wall switches\u003c\/li\u003e\n\u003cli\u003eIdeal for retrofit projects\u003c\/li\u003e\n\u003cli\u003eMaintains manual switch functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDesigned for Homes Without a Neutral Wire\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShelly 2L Gen3\u003c\/strong\u003e 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.\u003c\/p\u003e\n\n\u003ch2\u003eSmart Lighting Automation\u003c\/h2\u003e\n\n\u003cp\u003eControl 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.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eRemote ON\/OFF control\u003c\/li\u003e\n\u003cli\u003eLighting schedules\u003c\/li\u003e\n\u003cli\u003eSmart scenes\u003c\/li\u003e\n\u003cli\u003eSunrise and sunset automation\u003c\/li\u003e\n\u003cli\u003eVacation mode lighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePowered by Shelly Gen3\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShelly 2L Gen3\u003c\/strong\u003e is built on Shelly's latest Gen3 platform, delivering faster performance, increased memory, Bluetooth onboarding, BLE Gateway functionality, and support for advanced local scripting.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eWi-Fi connectivity\u003c\/li\u003e\n\u003cli\u003eBluetooth for quick setup\u003c\/li\u003e\n\u003cli\u003eBLE Gateway functionality\u003c\/li\u003e\n\u003cli\u003eLocal scripting support\u003c\/li\u003e\n\u003cli\u003eMQTT, REST API and Webhooks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAdvanced Smart Home Integration\u003c\/h2\u003e\n\n\u003cp\u003eIntegrate 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.\u003c\/p\u003e\n\n\u003cp\u003eThanks to local scripting, your automations continue operating even without internet connectivity.\u003c\/p\u003e\n\n\u003ch2\u003eSimple Retrofit Installation\u003c\/h2\u003e\n\n\u003cp\u003eThe compact housing fits neatly behind standard wall switches, making installation straightforward while preserving your existing electrical installation and switch design.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Depending on the connected load and wiring configuration, a Shelly Bypass may be required for proper operation with certain low-power LED lighting circuits.\u003c\/p\u003e\n\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eDouble light switches\u003c\/li\u003e\n\u003cli\u003eLiving rooms\u003c\/li\u003e\n\u003cli\u003eBedrooms\u003c\/li\u003e\n\u003cli\u003eHallways\u003c\/li\u003e\n\u003cli\u003eKitchens\u003c\/li\u003e\n\u003cli\u003eApartments\u003c\/li\u003e\n\u003cli\u003eOlder homes\u003c\/li\u003e\n\u003cli\u003eOffice lighting\u003c\/li\u003e\n\u003cli\u003eCommercial retrofit projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose Shelly 2L Gen3?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eDual smart relay for no neutral wire installations\u003c\/li\u003e\n\u003cli\u003eIndependent control of two lighting circuits\u003c\/li\u003e\n\u003cli\u003eWi-Fi and Bluetooth connectivity\u003c\/li\u003e\n\u003cli\u003ePowered by Shelly Gen3\u003c\/li\u003e\n\u003cli\u003eBLE Gateway functionality\u003c\/li\u003e\n\u003cli\u003eAdvanced local scripting and automation\u003c\/li\u003e\n\u003cli\u003eMQTT, REST API and Webhooks support\u003c\/li\u003e\n\u003cli\u003eNo smart hub required\u003c\/li\u003e\n\u003cli\u003eEasy installation behind existing switches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is the Shelly 2L Gen3?\u003c\/h3\u003e\n\n\u003cp\u003eThe Shelly 2L Gen3 is a \u003cstrong\u003edual smart relay\u003c\/strong\u003e designed for lighting installations without a neutral wire, allowing independent control and automation of two lighting circuits.\u003c\/p\u003e\n\n\u003ch3\u003eDo I need a neutral wire?\u003c\/h3\u003e\n\n\u003cp\u003eNo. The Shelly 2L Gen3 is specifically designed for installations where a neutral wire is unavailable, making it ideal for many existing homes.\u003c\/p\u003e\n\n\u003ch3\u003eWill I need a Shelly Bypass?\u003c\/h3\u003e\n\n\u003cp\u003eDepending on the connected lighting load, particularly with certain low-power LED fixtures, a Shelly Bypass may be required to ensure stable operation.\u003c\/p\u003e\n\n\u003ch3\u003eCan I automate both lighting circuits independently?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Each channel can have its own schedules, timers, automation rules, and smart home scenes, giving you complete independent control of both lighting circuits.\u003c\/p\u003e\n\n\u003ch2\u003eModernize Two Lighting Circuits Without Rewiring\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShelly 2L Gen3\u003c\/strong\u003e makes it easy to bring smart lighting to homes without a neutral wire. Combining independent dual-channel control, advanced Gen3 hardware, \u003cstrong\u003eWi-Fi\u003c\/strong\u003e, \u003cstrong\u003eBluetooth\u003c\/strong\u003e, and powerful automation capabilities, this \u003cstrong\u003edual smart relay for no neutral wire installations\u003c\/strong\u003e is the perfect solution for upgrading existing lighting systems with minimal effort and maximum flexibility.\u003c\/p\u003e","brand":"Shelly Europe","offers":[{"title":"Default Title","offer_id":57156802806109,"sku":"FG3800235261644","price":36.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/9967\/8813\/files\/Shelly-2L-Gen3-Bypass-main-image.png?v=1744704694","url":"https:\/\/www.shelly.com\/pl\/products\/shelly-2l-gen3","provider":"Shelly Europe","version":"1.0","type":"link"}