Difference between revisions of "Sonoff Pow"

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! scope="col" | Size || scope="col" | 89.1X45.0X1.2mm
! scope="col" | PCBA Size || scope="col" | 89.1X45.0X1.2mm
| Indicator LED || WiFi, on or off state
| Indicator LED || WiFi, on or off state

Latest revision as of 08:21, 27 April 2018



Sonoff Pow is WiFi wireless switch connects to your home appliances and electrical devices via WiFi, making them controllable by APP EweLink through WiFi/2G/3G/4G network. Sonoff Pow can report your connected device’s immediate wattage consumption or kWh energy usage over a period of time, and generate monthly power usage reports. Sonoff Pow, therefore, allows you to figure out which appliances in your home consume the most power so you can cut down your electricity bill.

Sonoff Pow belongs to Sonoff family, definitely, it bears all the functions basic Sonoff has. In EweLink, you can remote turn on/off from anywhere at any time, set single/repeat/countdown timing schedules to turn on/off at a specified time, share to others so that they can control together.

For hackers, Sonoff Pow is another exciting board. 4 program ports has reserved for burning external firmware! Just turn on your imagination if you are interested.

Go shopping Sonoff Pow(SKU:IM160810001)


  • Supports power usage checking, 1% accuracy
  • Check daily/monthly power usage
  • Check real time power
  • Support fast configure SSID and password connection through APP
  • Support auto-connect to server, register and update status info
  • Support tracking device status and timely remote control through APP
  • Support setting countdown, single and repeat timing schedules

Wiring Instruction

Sonoff Pow Wiring.jpg

WIFI Characteristics

• 802.11 b/g/n

• Built-in Tensilica L106 ultra-low power consumption 32-bit micro-MCU, dominant frequency support 80 MHz and 160 MHz, support RTOS

• Built-in TCP/IP protocol stack

• Built-in TR switch, balun, LNA, power amplifier and matching network

• Built-in PLL, voltage regulator and power supply management components, 802.11b mode +20 dBm output power

• A-MPDU&A-MSDU aggregation and 0.4μs guard interval

• WiFi @ 2.4 GHz, supports WPA / WPA2 safe mode

• Support cloud OTA upgrade

• Support STA/AP/STA + AP mode

• Standby power consumption is less than 1.0 mW (DTIM3)

• Other parameters are as follows

Category Parameters Description
Wireless Parameter Wireless standard 802.11 b/g/n
Frequency range 2.4GHz-2.5GHz (2400M-2483.5M)
Operating voltage 3.0~3.6V(recommend 3.3V)
Operating current Average: 80mA
Operating temperature 0ºC-40ºC(32°F-104°F)
Operating Humidity 5%-90%RH, Non-condensing
Software Parameter Wireless network mode station/softAP/SoftAP+station
Security mechanism WPA/WPA2
Encryption type WEP/TKIP/AES
Firmware upgration Local serial programming/Cloud Upgrade/Host download programming
Software development Support secondary development
Network protocols IPv4, TCP/UDP/HTTP/FTP
User configuration cloud server, Android/iOS APP


  • Support 90~ 250V AC input
  • Max. input current:16A
  • Max. power: 3500W
PCBA Size 89.1X45.0X1.2mm
Indicator LED WiFi, on or off state

Electrical Characteristics

Characteristics Symbol Min Typ Max Unit
Power supply voltage AC 90 - 250 V
Current 16 A
POWER(10A/16A) - 3500 W


Sonoff pow hardware.jpg

Sonoff pow dimension.jpg


Sonoff POW Schematic


CE Certificate for Sonoff TH10/TH16/Pow/Dua

RoHS Certificate for Sonoff TH10/TH16/Pow/Dual

CE and RoHS Certificate and Reports for Sonoff TH10/TH16/Pow/Dual]

Useful Links

User Manual for Sonoff Pow

eWeLink Step-By-Step Guide

Wi-Fi Socket/Switch Fail to be Controlled Troubleshooting

Features wanted, bug report and discuss in Itead Smart Home Forum