Sonoff 4CH Pro - 4 Channel Smart Home Wifi Relay Card - Rail Type
The Sonoff 4CH PRO 4 is a WiFi relay switch. The professional cabinet is a rail-type box for easy installation. You can control 4 different devices from 4 different channels in 3 modes via WiFi. These are interlock / self-locking / inching (0.25sn-4sn adjustable) Interlock mode; (Single Relay mode) Only one of the 4 relays can be active, others are closed. Self-locking mode; (Locking mode) is turned off when the relay is pressed again when each relay is pressed separately. inching mode; When the button is pressed (periodic mode), the relay activates in the preset time zone (0.25 seconds to 4 seconds) and turns off when the time expires.
Sonoff 4CH Pro Usage Details
- You can control it from 3 buttons on Sonoff 4CH PRO via iOS / Android App eWeLin via WiFi and 433MHz RF control.
- The Sonoff 4CH PRO status is synchronized on the software so is the device switched on? you can see it off.
- With 8 timers, it is possible to count down timing support or turn on / off even if there is a WiFi connection at a certain time.
- You can turn on / off many Sonoff G1 devices with a single touch at the same time.
- Voice control Perfect compatibility with devices like Amazon Alexa, Google Home.
Sonoff 4CH Pro Technical Specifications
- Power supply: 90 ~ 250V AC (50 / 60Hz)
- Max. current: 10A Relay-per channel
- Max. power: 2000W Relay-per channel
- WiFi frequency: 2.4GHz
- Wifi standard: 802.11b / g / n
- Remote control: 433MHz
- Dimensions: 145 * 90 * 40mm
- Approval documents: RoHS / CE-EMC