SONOFF 4CH4CHPRO Quick Guide
This document provides a quick guide for the SONOFF 4CH4CHPRO 4-Gang Wi-Fi Smart Switch. It covers installation, wiring, app setup, and important safety information.
1. Device Overview and Wiring
The SONOFF 4CH4CHPRO is a 4-Gang Wi-Fi Smart Switch designed for controlling multiple devices. It supports both AC and DC power input.
Device Ports:
- L, N: AC Power Input terminals.
- L1, L2, L3, L4: Output terminals for connected loads (e.g., lights).
- IN1, IN2, IN3, IN4: Input terminals for external switches (optional).
Wiring Instructions:
AC Input: Connect the Live (L) and Neutral (N) wires from your power source to the corresponding terminals on the device. Connect the Live wires from your loads to the L1, L2, L3, L4 terminals, and the Neutral wires from your loads to the N terminal.
DC Input: Connect the positive (+) and negative (-) terminals of the DC power source to the DC input terminals on the device. Connect the loads as described for AC input.
35mm Rail Installation: The device can be mounted on a standard 35mm DIN rail for easy installation in electrical cabinets.
2. Important Warnings
⚠️ Electrical Safety: Always ensure the power is turned off before performing any wiring. Installation should be carried out by a qualified electrician to avoid electric shock or damage to the device. Do not operate the device if it is damaged.
⚠️ Professional Installation: This device is intended for installation by experienced professionals. Improper installation can lead to hazards.
3. eWeLink App Setup
To control your SONOFF device, download the eWeLink app from your smartphone's app store.
- Download on the Apple App Store: ? eWeLink
- Download on Google Play: ▶️ eWeLink
Scan the QR code provided in the original document to visit the eWeLink website for detailed user manuals and support.
4. Device Models
This guide pertains to the following SONOFF models:
- 4CH3
- 4CHPROR3
Both are 4-Gang Wi-Fi Smart Switches with optional RF control capabilities.
5. Pairing and Connection
To pair your device with the eWeLink app:
- Ensure the device is powered on.
- Press and hold the pairing button on the device for approximately 5 seconds until the Wi-Fi indicator blinks rapidly.
- Open the eWeLink app on your smartphone and tap the '+' icon to add a new device.
- Follow the on-screen instructions in the app to complete the pairing process.
The Wi-Fi indicator status will change upon successful connection.
6. Compliance Information
FCC Compliance Statement
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
ISED Notice (Canada)
This transmitter must not be co-located or operated in conjunction with any other antenna or transmitter.
EU Declaration of Conformity
Shenzhen Sonoff Technologies Co., Ltd. hereby declares that the radio equipment 4CHR3 and 4CHPROR3 are in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: https://sonoff.tech/user-manuals
7. Disposal Information
WEEE Disposal and Recycling Information
The symbol ♻️ indicates that this product should not be disposed of with household waste. It must be handed over to a designated collection point for the recycling of electrical and electronic equipment. By ensuring this product is disposed of correctly, you will help prevent potential negative consequences for the environment and human health. Contact your local authorities or waste disposal service for more information.
8. RoHS Compliance
This device complies with RoHS (Restriction of Hazardous Substances) regulations, limiting the use of certain hazardous materials in electrical and electronic equipment.
RoHS Compliance Table:
| Material | Pb | Hg | Cd | Cr(VI) | PBB | PBDE |
|---|---|---|---|---|---|---|
| 4CHR3 | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| 4CHPROR3 | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
Note: '❌' indicates compliance, meaning the substance is not intentionally added above the threshold limit.
9. Manufacturer Information
Shenzhen Sonoff Technologies Co., Ltd.
Address: 3F & 6F, Bldg A, No. 663, Bulong Rd, Shenzhen, Guangdong, China.
Website: sonoff.tech
Email: customer@itead.cc
Zip Code: 518000
MADE IN CHINA
10. Product Details (Chinese)
物料名称 (Material Name): 4CHR3 & 4CHPROR3 快速指南 V2.1
材料工艺 (Material Craft): 105g铜版四色印刷 手风琴9折页 (105g coated paper, four-color printing, accordion 9-fold page)
尺寸规格 (Dimensions): 展开: 585x90mm 折后: 65x90mm (Unfolded: 585x90mm, Folded: 65x90mm)
编制日期 (Compilation Date): 2025.03.12
