SONOFF 4CHPROR3: Versatile Power and Professional Control in Automation
At the heart of professional automation projects, the SONOFF 4CHPROR3 is a top-of-the-line smart relay designed to manage four different devices in your home and workplace from a single central point. Presented with Reqasmart's vision, this device is more than just an on/off switch; it's a true engineering marvel with dry contact, RF support, and three different operating modes.
Three Smart Modes for Every Scenario
4CHPROR3 distinguishes itself from its competitors with its operating principles that can be adapted to your intended use:
Self-locking: Allows you to turn up and down up to 4 devices completely independently of each other.
Interlocking: When you open one channel, it automatically closes the other three channels. This is a vital safety measure, especially for motors that change direction (forward-reverse).
Incing (Instant Trigger): Automatically shuts off after a set time between 0.5 seconds and 1 hour after the device is switched on. Ideal for garage doors and valves.
Dry Contact and RF Remote Control Flexibility
The most strategic feature of this device is its dry contact output. Independent of the device's own power supply, you can trigger lines at different voltages (AC or DC). Furthermore, thanks to 433MHz RF remote control support, you can continue to control your devices locally even if the internet connection is interrupted.
High Capacity and Easy Assembly
With a load capacity of 10A (2200W) per channel and a total of 40A (8800W) , it can handle even the heaviest loads. Its DIN rail support design allows for professional-standard mounting in industrial electrical panels in seconds.
Technical Specifications Table
Feature | Technical Details |
Model | SONOFF 4CHPROR3 |
Number of Channels | 4 Channels |
Connection | Wi-Fi 2.4GHz & 433MHz RF |
Maximum Load | 10A per channel / 40A total |
Input Voltage | 100-240V AC or 9-23V DC |
Dry Contact | Existing (Independent Trigger) |
Mounting Type | Mounting via DIN rail or screws. |
Compatible Assistants | Alexa, Google Home, SmartThings |
Why Choose Reqasmart and Enoras?
Complex automation scenarios and panel-based applications require expertise. At Enoras , with our Ankara -based technical team, we professionally provide the integration of 4CHPROR3 into your garage doors, irrigation systems, or central lighting systems. We are with you in your Sonoff smart home systems projects with full after-sales support and correct configuration.
Sonoff 4CHPROR3 4-Channel Smart Relay
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