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Specs confirmed against the manufacturer. How we check →
Sonoff
SONOFF 4CHR3/4CHPROR3
$21
Mid-range for compatible smart relays · $5 to $143 in our catalog
Before you buy
Cloud and local
Good fit if you use Amazon Alexa or Google Home.
Works with
Works with Amazon Alexa, Google Home out of the box, no hub needed.
Google HomeAmazon Alexa
✓ full support (native, Matter, or a built-in integration).
Run a different system? Find a smart relay that works with Apple Home.
Specifications
Features
- Channels
- 4
- Max load
- 10 A / 2200 W per channel
- Dry-contact mode
- Yes
Connectivity & control
- Connectivity
- Wi-Fi 2.4 GHz
- Hub
- No hub
- Local control
- Cloud and local
- Power
- Hardwired
Product info
- Brand
- Sonoff
- Made by
- Itead
- Type
- Smart relay
- Region
- United States
- Availability
- In production
- Model number
- 4CHPROR3
What you get at each price
Compatible options in this category, confirmed against the manufacturer. Spend less or more with your eyes open.
Spend less
$20
Shelly Plus Uni
Shelly
No hub
Runs locally
You are here
$21
SONOFF 4CHR3/4CHPROR3
Sonoff
No hub
Cloud and local
Spend more
$22
SwitchBot Relay Switch 2PM
SwitchBot
No hub
Runs locally
