---
product_id: 400669171
title: "4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Compatible with Alexa,& Google Home Assistant"
brand: "sonoff"
price: "S$81"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/400669171-4ch-r3-smart-switch-4-independently-channel-wifi-remote-time
store_origin: SG
region: Singapore
---

# 4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Compatible with Alexa,& Google Home Assistant

**Brand:** sonoff
**Price:** S$81
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Compatible with Alexa,& Google Home Assistant by sonoff
- **How much does it cost?** S$81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/400669171-4ch-r3-smart-switch-4-independently-channel-wifi-remote-time)

## Best For

- sonoff enthusiasts

## Why This Product

- Trusted sonoff brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Compatible with Alexa,& Google Home Assistant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Operation Mode | ON-OFF |
| Current Rating | 10 Amps |
| Operating Voltage | 220 Volts |
| Contact Type | Normally Open |
| Connector Type | Clamp |
| Brand | SONOFF |
| Item dimensions L x W x H | 14.5 x 9 x 4 Centimeters |
| Contact Material | Bronze |
| International Protection Rating | IP65 |
| Specification Met | CE |
| Controller Type | Google Assistant, Amazon Alexa |
| Control Method | Remote |
| Connectivity Protocol | Wi-Fi |
| Net Quantity | 1.00 count |
| Manufacturer | SONOFF |
| Model number | 4CHR3 |
| Specific Product Use | personal |
| Item Weight | 210 g |
| Product Dimensions | 14.5 x 9 x 4 cm; 210 g |
| Item model number | 4CHR3 |
| Item Height | 4 Centimeters |
| Item Width | 9 Centimeters |
| Are batteries included? | No |

## Product Details

- **Operation Mode:** ON-OFF
- **Current Rating:** 10 Amps
- **Operating Voltage:** 220 Volts
- **Contact Type:** Normally Open
- **Connector Type:** Clamp

## Images

![4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Compatible with Alexa,& Google Home Assistant - Image 1](https://m.media-amazon.com/images/I/51OMVYrzaRL.jpg)

## Frequently Bought Together

- SONOFF 4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Works with Alexa,& Google Home
- SONOFF 4CH Pro R3 Wi-Fi Smart Switch 4-Channel Din Rail Mounting Home Automation,Self-Locking/Interlock Control Home Appliances, RF/APP/Voice/LAN Control, Works with Alexa(1 Pack)

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**Shop now:** [https://www.desertcart.sg/products/400669171-4ch-r3-smart-switch-4-independently-channel-wifi-remote-time](https://www.desertcart.sg/products/400669171-4ch-r3-smart-switch-4-independently-channel-wifi-remote-time)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-24*