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Gain perfect control over your lighting with the Shelly Dimmer 2 twin pack. These compact dimmers work even without a neutral wire, offer precise dimming, power consumption monitoring, and advanced protections against overheating and overload. Thanks to Wi‑Fi connectivity, you can easily control them locally and remotely, and seamlessly integrate them into your smart home via Amazon Alexa, Google Assistant, or open interfaces.

The Shelly Dimmer 2 in a practical pack of two is an ideal solution for upgrading lighting without chiseling walls. It supports operation without a neutral wire, making it suitable for older installations as well. It provides smooth dimming for a wide range of light sources while also monitoring energy usage for more efficient operation.

The device fits into standard mounting boxes and offers safety features such as thermal protection and over‑voltage protection. With built‑in Wi‑Fi, it enables local and remote control, scheduling, and automations based on sunrise and sunset.

Easy installation into most boxes and compatibility with standard switches
Smart scenes and scheduling including weekly timetables
Integration with Android/iOS, voice assistants, and via MQTT, CoAP, REST API
Reliability thanks to protections and accurate power metering

Specifications

Manufacturer: Shelly
Model: Dimmer 2
Power supply: 110–230 V ±10%, 50/60 Hz
Device thermal protection: Yes, 95 °C
Over‑voltage protection: Yes
Power measurement: Yes
Dimming: Yes
Operating current: 0.1–1.1 A
LED dimming: 50–200 VA / 10–200 W
Incandescent and halogen sources: 10–220 W
Operation without neutral wire: Yes
Channels: 1 channel
Operating temperature: 0 to +40 °C
Device self‑consumption: < 1 W
Smart on/off: Yes
Local and remote control: Yes
Sunrise/sunset automation: Yes
Weekly schedule: Yes
Wi‑Fi protocol: 802.11 b/g/n
Radio frequency: 2400–2500 MHz
Range: Up to 50 m outdoors, up to 30 m indoors (depending on building materials)
Dimensions: 42 × 36 × 14 mm
Package contents: Shelly Dimmer 2 ×2