Answer
Nov 09, 2025 - 06:00 AM
The Shelly 1 is a smart relay switch that requires a neutral wire for installation, making it suitable for most modern electrical setups. In contrast, the Shelly 1L is designed to work without a neutral wire, allowing it to be installed in older homes where only live wires are available. Both devices provide smart home automation features, but the main difference is the wiring compatibility.

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