4-gang Wi-Fi smart switch with RF control, ideal for remote management of lights and appliances.
The SONOFF 4CHR3/4CHPROR3 is a versatile 4-gang Wi-Fi smart switch that provides RF and app control, making it ideal for managing lights, pumps, and motorized devices remotely. It supports dry contact mode, perfect for upgrading garage doors and curtains to smart systems. Each channel can handle up to 10A, and the device is designed for standard DIN rail mounting, ensuring a clean and professional installation. No hub is required; simply connect via Wi-Fi and control through the eWeLink app or use voice commands with Alexa and Google Home for hands-free operation. Additionally, its high-load capacity and robust design make it suitable for controlling heavy appliances like water heaters and pumps, enhancing the efficiency and convenience of your home automation setup.
Key Features
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WiFi Connected, No Hub Required
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Dry Contact for Smart Upgrades
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Voice Control with Alexa & Google Home
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10A High-Load Capacity per Channel
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DIN Rail Installation Ready
Technical Specifications
| Specification |
Value |
| Model |
4CHPROR3, 4CHR3 |
| Voltage |
100 - 240V AC 50/60Hz |
| Max Load per Gang |
10A/2200W |
| Max Load Total |
16A/3500W for 4CHR3, 40A/8800W for 4CHPROR3 |
| Wireless Frequency |
WiFi 2.4GHz |
| Wireless Standard |
IEEE802.11 b/g/n 2.4GHz |
| Security Mechanism |
WPA/WPA2 |
| Enclosure Material |
PC V0 |
| Switch Channel |
Four |
| Dimension |
145*90*34 mm |
| Operating Temperature |
-10ºC-40ºC |
| Operating Humidity |
5%-95%RH, Non-condensing |
| Certified Compliance |
FCC |
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