Shop/SONOFF | Basic R4
SONOFF | Basic R4
Relays & SwitchesSONOFF

SONOFF | Basic R4

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Cost
USD 6.99
Low stock

Only a few kits remain — reserve yours today.

Shipping & SLA

Dispatch in 24h with global tracking

Certified installers in 40+ cities.

Project fit

Perfect for relays & switches rollouts

Matter + open protocols ready.

Brand

SONOFF

Category

Switch

SKU

SON-0001

Power rating

Up to 10A / 2200W (220–240V AC)

Connectivity

Wi-Fi 2.4 GHz (IEEE 802.11 b/g/n)

App control

eWeLink app for remote ON/OFF control, timers, and scenes

Voice control

Compatible with Amazon Alexa and Google Assistant

Trigger modes

Supports pulse, inching, edge, and follow modes for flexible control

Smart scenes

Link with other SONOFF devices and sensors for automation

Design

Compact in-line module suitable for junction boxes or enclosures

Safety

Flame-retardant PC housing with overload protection

Use cases

Lighting circuits, fans, pumps, heaters, and general appliance automation

Tags

relay, smart switch, wifi switch

Vendor: SONOFFCategory: Relays & SwitchesSKU: SON-0001
relaysmart switchwifi switch
2-year reliability

Local testing & RMA coverage

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Deployment brief

What teams learn before rolling out SONOFF | Basic R4.

The SONOFF BASIC R4 Smart Switch is a compact Wi-Fi relay designed to turn ordinary appliances and lighting circuits into smart ones. Featuring upgraded performance, flexible trigger modes, and advanced eWeLink support, it allows remote control, scheduling, and automation—no hub required.

Example use

Install the BASIC R4 inline with a lighting circuit to control it remotely, schedule automatic on/off times, or integrate it into smart scenes triggered by sensors or schedules.