Shelly 2PM Gen4
Shelly 2PM Gen4 is a compact dual-channel smart relay designed for advanced automation of lighting, appliances, and motorised covers. It supports Wi-Fi, Zigbee, Bluetooth, and Matter, allowing flexible deployment in both hub-free smart homes and fully integrated automation systems.
The device can control two loads independently or operate in cover mode for roller shutters, blinds, and curtains, with integrated power monitoring on each channel for real-time energy tracking. Its compact design fits behind switches or sockets, while also acting as a Wi-Fi and Zigbee extender and Bluetooth gateway, strengthening your smart home network while enabling powerful local automation and scripting.
Key Features
Use Cases
What’s Included
Technical Specifications
Power
Power Supply (DC): 24 V DC ±10%
Power Consumption: < 1.4 W
Switching
Max Switching Current (AC): 10 A per channel (16 A total, 18 A peak)
Max Switching Current (DC): 10 A
Measurement & Protection
Voltage Protection: Yes
Current Protection: Yes
Max Power Protection: Yes
Internal Temperature Sensor: Yes
Features
Webhooks: 20 (up to 5 URLs per hook)
MQTT: Yes
UDP: Yes
Scripting: Yes
Connectivity – Wi-Fi
Range: Up to 30 m indoors, up to 50 m outdoors
Connectivity – Zigbee
Repeater Function: Yes
Range: Up to 100 m indoors, up to 300 m outdoors
Connectivity – Bluetooth
Range: Up to 10 m indoors, up to 30 m outdoors
Environmental
Humidity: 30–70% RH