Description
Legrand WNRCB40 radiant® Wireless Smart Scene Controller with Netatmo — 4-Button | 9 Colors
The Legrand WNRCB40 is a radiant® Wireless Smart Scene Controller designed for seamless integration into smart homes. This battery-operated device allows for the control of up to four lighting scenes with a single touch. It operates on a 3.0 V system and requires a Smart Gateway for functionality. The controller is part of the radiant® with Netatmo solution, offering compatibility with a range of smart switches, dimmers, and outlets. Available in 9 finishes to match any interior style.
Key Features
- Smart Gateway Required: Must be used in conjunction with installed radiant® Smart Switches, Dimmers, and/or Outlets with Netatmo. Smart Gateway (WNRH1) required.
- One-Touch Scene Control: Enjoy one-touch control of four lighting scenes (not including Home/Away and Wake/Sleep). Easily create and manage scenes using the Legrand Home + Control app.
- Wire-Free Installation: Battery-powered, requiring no wiring for easy installation — simply mount to any wall for ultimate flexibility.
- Netatmo Ecosystem: Part of the radiant® with Netatmo solution, compatible with a variety of supported smart switches, dimmers, and outlets, including other wireless switches and dimmers.
- Compatibility: Works with Amazon Alexa, Google Assistant, Apple HomeKit, and other home automation systems.
- Mesh Network: Features ultra-reliable performance through a robust and dedicated mesh network.
- Color Options: Available in 9 finishes to fit any style, including colors to match current hardware and lighting trends.
- Wall Plate Included: Screwless Wall Plate included. Coordinate with other designer switches and outlets from the radiant® Collection for a cohesive, sophisticated look.
- Voltage: 3.0 V | Battery Powered.
- Number of Switches: 4 buttons | Switch Type: Button.
- Material: Polycarbonate
- Mounting: Surface Mount or Wall Box | Connection: Wireless, Back Only, Multi-Location.
- Location Rating: Dry | Indoor only | Up to 85% relative humidity, non-condensing.
- Application: Residential, Commercial, Multi-Dwelling Unit.
- Dimensions: 3.15 in. W × 4.96 in. H.
- Standards: RoHS, UL, cULus (Listing No. E95219), FCC, IC compliant.
- Warranty: 1-Year Limited Warranty.
Construction & Interface
The WNRCB40 features a sleek, low-profile design constructed from durable polycarbonate. It is designed for indoor use and comes with a screwless wall plate to coordinate with other radiant® Collection products. Available in 9 color options — or use the WNRCB40CKIT Color Change Kit (sold separately) to update the look anytime.
Sensor, Smart & Timer Capabilities
This smart scene controller offers wireless control of up to four lighting scenes, enhancing convenience and flexibility in lighting management. It integrates with Amazon Alexa, Google Assistant, and Apple HomeKit for voice control and automation, and connects via a robust and dedicated Netatmo mesh network for ultra-reliable performance.
Wiring & Installation
The WNRCB40 requires the Netatmo Smart Gateway (WNRH1) for operation and is battery-powered, eliminating the need for wiring. Designed for surface mounting or standard wall box installation. For indoor, dry locations only. Always refer to the included installation guide for full setup instructions.






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