Shelly Pro 1PM

1 circuit Wi-Fi relay switch with power metering

*new version does not support DC!

What is Shelly Pro 1PM?

1 circuit Wi-Fi relay switch with power metering

Professional 1 channel relay with Wi-Fi, LAN, and Bluetooth connection, suitable for home and facility automation with remote control. DIN rail mountable inside a breaker box. Enhanced safety features and compatible with most used home automation platforms.


  • LAN, Wi-Fi, and Bluetooth connection
  • 1 channel, 16A
  • Precise power metering
  • Overpower and overvoltage protection of the load
  • DIN rail mountable


Power supply AC 110-230V ±10%, 50/60Hz
Power supply DC 12V DC ±10% (new version does not support DC!)
Maximum load 16A
DC output No
Special functions
Dry contacts No
Power measurement Yes (AC only)
Device temperature protection Yes
Overload protection Yes
2-phase control No
HTTP/HTTPS webhooks Yes
Custom scripts(mJs) Yes
Channels 1 Channel
Operational temperature -20°C to + 40 °C
Device power consumption < 3 W
Intelligent On/Off Yes
Local and remote control Yes
Sunrise/Sunset Yes
Weekly Schedule Yes
UL Listed option No
Wireless Yes
Wi-Fi Protocol 802.11 b/g/n
Wi-Fi Radio frequency 2412 – 2484 MHz
Wi-Fi Radio signal power 1mW
Wi-Fi Range up to 50 m outdoors and up to 30 m indoors (depending on terrain and building structure)
Bluetooth Yes
Ethernet Yes
Size 68.5×18.5×89.5 mm

Wiring diagrams

How to connect

AC power supply – AC circuit switching

DC power supply – AC circuit switching