W4WSR-250 Matter over Wi-Fi + RF433 Smart Switch Module

Smart Home Solutions.

W4WSR-250 Matter over Wi-Fi + RF433 Smart Switch Module

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ABOUT BRAND

Traditional Tactile Feel, Next-Gen Smart Performance

Product Description

The W4WSR-250 Matter over Wi-Fi + RF433 Smart Switch Module is engineered to transform conventional electrical installations into intelligent smart home systems without replacing existing wall switches. Installed discreetly behind a standard switch plate, the module combines Matter over Wi-Fi networking with dependable ARC RF433 wireless communication to provide flexible control through smartphone applications, compatible voice assistants, RF433 wall switches and handheld transmitters.

Designed for reliable ON/OFF switching of lighting circuits and compatible electrical loads, the module supports timer functions, scheduling, automation routines and scene activation to improve convenience while helping reduce unnecessary energy consumption. Its compact concealed design makes it suitable for both new smart home projects and retrofit installations while preserving the original appearance of decorative switch plates.

Ideal for homes, apartments, hotels, offices and commercial buildings, the W4WSR-250 delivers dependable wireless performance, professional installation flexibility and seamless integration into modern Matter-compatible smart home ecosystems.

Key Features

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  Model Number: W4WSR-250
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  Matter over Wi-Fi + RF433MHz communication
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  Smart switch module
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  Concealed in-wall installation
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  Matter-certified smart home compatibility
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  Compatible with ARC RF433 transmitters
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  Smartphone app control
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  Voice assistant compatibility
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  Remote ON/OFF switching
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  Timer and scheduling functions
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  Scene and automation support
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  Manual wall switch operation
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  Compact low-profile design
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  Residential, hospitality and commercial applications

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Technical Details

The W4WSR-250 combines Matter over Wi-Fi connectivity with ARC RF433 wireless communication to provide intelligent switching control for modern lighting and appliance automation.

Device identification

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  Device Name: Matter over Wi-Fi + RF433 Smart Switch Module
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  Model: W4WSR-250
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  Wireless Communication: Matter over Wi-Fi + RF433MHz
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  Installation Type: Concealed in-wall module
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  Control Methods: Smartphone app, voice assistant, RF433 transmitter and manual wall switch
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  Application: Smart lighting and appliance switching

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Technical Specifications

Product Performance Characteristics

Matter Smart Home Integration

Fully compatible with Matter-enabled smart home ecosystems, providing seamless interoperability with supported mobile applications, automation platforms and voice assistants.

Dual Wireless Communication

Combines Matter over Wi-Fi networking with ARC RF433 wireless communication, allowing flexible control using smartphones, RF433 transmitters and intelligent automation routines.

Intelligent Switching Control

Provides reliable ON/OFF switching for compatible lighting circuits and electrical appliances while supporting timer functions, scheduling, scene activation and customised automation routines.

Compact Concealed Installation

Designed for installation behind existing wall switches or inside electrical back boxes, preserving the original appearance of decorative switch plates while adding smart functionality.

Energy-Efficient Performance

Engineered with low standby power consumption and stable wireless communication to deliver dependable long-term operation across residential and commercial smart automation systems.

Professional Engineering

Designed for OEM manufacturers, electrical contractors and smart home professionals requiring reliable Matter compatibility together with ARC RF433 wireless switching technology for lighting and appliance automation in residential, hospitality and commercial applications.

Why Clients Select ARC Technology Co Ltd

ARC Technology Co Ltd provides industrial solutions through precision engineering and adherence to international standards. Our operations are governed by rigorous quality management systems to ensure every project meets specific technical requirements and safety protocols. We focus on delivering durable results that support long term operational efficiency for our partners.

Reliability

ARC Technology Co Ltd is an established partner providing stable and consistent industrial engineering solutions.

Quality

We integrate high service standards with a comprehensive understanding of international technical and safety regulations.

Performance

Our structured methodology protects client interests and ensures all technical objectives are achieved efficiently.

FREQUENTLY ASKED QUESTIONS

1. What core industries does ARC Technology Co Ltd serve?

We provide high-precision engineering and automation hardware for both industrial sectors and residential smart home environments. Our expertise ranges from RF signal integrity and power monitoring to robust mechanical hardware for professional building applications.

2. Are your smart home products compatible with major ecosystems?

Yes. Our latest solutions are engineered for Universal Connectivity, focusing on interoperability through the Matter standard. We also fully support established protocols including Zigbee, BLE (Bluetooth Low Energy), and Wi-Fi to ensure seamless integration with your existing devices.

3. What quality certifications do your products hold?

Quality and safety are our highest priorities. Our manufacturing facility in Shenzhen is ISO certified, and our products carry globally recognized certifications including CE, UL, FCC, RoHS, and REACH, ensuring they meet rigorous international safety and environmental standards.

4. Does ARC Technology provide custom engineering (OEM/ODM) services?

Absolutely. We act as a critical bridge for global brands in Europe and North America. Utilizing our Taiwanese R&D and Global Production model, we provide comprehensive support from initial design and rapid prototyping to final installation and manufacturing scaling.

5. How do your solutions support energy efficiency and sustainability?

We specialize in Precision Energy Management. Our hardware provides high-precision power monitoring down to the micro-amp level, allowing utilities and consumers to track, analyze, and optimize their energy usage to meet global sustainability goals.

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