Decora Smart Motion Sensing Dimmer Switch, Wi-Fi 2nd Gen – Smart In-Wall Dimming Sensor

The Decora Smart Motion Sensing Dimmer Switch by Leviton is a Wi-Fi enabled in-wall dimming sensor designed for residential lighting control. It integrates motion and ambient light sensors to automatically control lighting based on room occupancy and ambient conditions. This device is ideal for electrical distributors and lighting solutions providers seeking advanced wire and cable compatible products for smart home automation. It supports voice control via Alexa, Google Assistant, and Siri, and is configurable through the My Leviton app without requiring a hub or bridge.

Specifications

• Device Type: In-Wall Dimming Sensor
• Grade: Residential
• Color: White
• Load Capacity: 300W LED, 300W CFL, 450W Incandescent/Halogen, 450VA Magnetic Low Voltage
• Operating Temperature: 0 degrees Celsius
• Connectivity: Wi-Fi 2.4 GHz (802.11 b/g/n), Bluetooth 5.0
• Manufacturer Part #: D2MSD-1BW
• Country of Origin: China
• Product Weight: 0.3880 lbs
• Neutral Wire Required

Features

• Automatic lighting control based on motion detection with a 180¬∞ field of view covering up to 900 sq ft
• Ambient light sensing to optimize energy savings by adjusting lighting based on natural light levels
• Manual dimming control with visible intensity indicators
• App-based configuration using My Leviton for motion sensitivity, light levels, and multiple device control
• Voice control compatibility with Amazon Alexa, Google Assistant, and Apple Siri
• Night light feature that softly illuminates the room at a lower level when motion is detected in darkness
• Supports multi-location control with compatible wired or wireless accessory devices
• Complete power cutoff to ensure LED and low-wattage lamps turn off fully
• Easy installation with no hub or bridge required, suitable for use in residential electrical wiring
• Compliance with FCC and Industry Canada regulations for wireless devices
• Requires neutral wire connection for installation

Downloads & Links

• DI-000-D2MSD-52A-W
• product-cleaning-instructions
• Decora Smart Wi-Fi Brochure
• DI-000-D2MSD-02A-W
• Decora-Smart-My-Leviton-App-Guide
• NEMA SSL 7A Dimmer Compliance Application Note
• leviton-dimmer-buying-guide
• DI-000-D2MSD-42A-W
• D2MSD-1BW-Decora-Smart-Wi-Fi-2nd-Gen-Motion-Sensing-Dimmer-Product-Specification