Shelly Plus 1PM Mini
Shelly Plus 1PM Mini is a Wi-Fi-operated smart relay with precise power metering designed for lights and small electrical appliances. As the smallest relay switch in the world, it fits behind any wall switch or socket, making it ideal for retrofit installations. With no hub required, ESP32-C3 performance, and real-time energy monitoring with free cloud storage, Shelly Plus 1PM Mini integrates seamlessly with Alexa, Home Assistant, and other automation platforms.
Key Features
Use Cases
What’s Included
Technical Specifications
Physical
Weight: 18 g (±1 g)
Mounting: Wall box
Shell material: Plastic
Colour: Red
Environmental
Humidity: 30% to 70% RH
Max altitude: 2000 m
Electrical
Relay type: NO contact, 1-pole, µ contact
Power consumption: < 1.2 W
Output Circuit Ratings
Max switching current AC: 8 A
Max switching power AC: 2000 W
Power measurement: Yes
Voltage protection / cutoff: Yes
Current protection / cutoff: Yes
Max power protection / cutoff: Yes
Radio
Max RF power: < 20 dBm
Wi-Fi protocol: 802.11 b/g/n
Wi-Fi range: Up to 30 m indoors / 50 m outdoors
Bluetooth protocol: 4.2
Bluetooth range: Up to 10 m indoors / 30 m outdoors
MCU
Flash: 4 MB
Firmware Capabilities
Webhooks (URL actions): 20 (5 URLs per hook)
MQTT: Yes
UDP: Yes
Scripting: Yes