The Aqara Dimmer Switch H2 EU is a 2-in-1 neutral, smart dimmer designed for easy integration into modern smart homes. Compatible with Apple Home, Alexa, Google Home, and Matter, it offers smooth dimming, broad fixture support, and dual protocol connectivity, AQ-CTRL-DIM-SW-WALL-W.
Key Features

Thread & Zigbee for Seamless Integration: Supports both Zigbee and Thread protocols. Zigbee enables access to Aqara-exclusive features and Matter compatibility through an Aqara hub. Thread mode allows direct integration with Matter ecosystems (requires a Matter Controller and Thread Border Router).
Flexible 2-in-1 Neutral Installation: Compatible with both neutral and no-neutral wiring, simplifying installation across various home types. Overload protection is active in with-neutral setups. Fits standard 40 mm wall boxes.
Intuitive Multi-Functional Dial: Features a built-in wireless switch for smooth 1–100% dimming and flicker-free on/off control. Best used in Zigbee mode for optimal responsiveness and automation.
Broad Lighting Fixture Compatibility: Supports dimmable Incandescent/Halogen (up to 350W), CFL/LED/ELV (up to 200W). Minimum power: 4W (Aqara Home) or 9W (others). Power monitoring available in Zigbee mode. Not compatible with MLV fixtures.
55 mm Frame System Ready: Modular 55x55 mm design fits standard switch systems like Gira System 55 and Merten M. Easily integrates into existing multi-gang frames without custom modifications.