Shelly 2PM Gen3

Shelly 2PM Gen3 – WiFi-Operated Dual Relay Switch with Power Monitoring and Cover Control

Shelly 2PM Gen3 is a compact 2-channel smart switch with built-in power measurement and advanced cover control features. It enables remote control of appliances, blinds, shutters, and other motorized covers directly from your smartphone, tablet, PC, or automation platform. With improved processor performance, increased memory, and wide integration options, it offers reliable automation in both residential and commercial applications.

Designed for retrofit installations, it fits into standard electrical wall boxes or behind existing switches where space is limited.

Key Features

• Dual-channel smart relay with power monitoring (AC only)

• Remote control via smartphone, tablet, PC, or automation system

• Works locally on Wi-Fi or through cloud services, no hub required

• Compact design for easy retrofit into standard wall boxes or switches

• Roller shutter and Venetian blinds mode with position and tilt control

• Integrated BLE gateway for Shelly BLU devices

• Wi-Fi range extender for IoT devices

• Improved processor and increased memory for enhanced performance

• Embedded web interface for monitoring and configuration

• Overload and device temperature protection

• Supports schedules, virtual components, and scripting (mJs)

• Broad integration support: HTTP/HTTPS webhooks, MQTT(s), UDP, KNXnet/IP (switch mode)

• Compatible with Alexa, Google Home, and major home automation systems

Applications

• Remote control of appliances and lighting

• Energy monitoring for connected loads

• Control of motorized blinds, roller shutters, awnings, shades, and curtains

• Automation of gates, sliding doors, garage doors, and pool covers (motors with limit switches required)

• IoT integration with third-party automation systems

Technical Specifications

Power

• Supply (AC): 110–230V ±10%, 50/60Hz

• Supply (DC): 24V ±10%

• Max load per channel: 10A

• Total max load: 16A (18A peak)

• Max switching voltage: 240V AC / 30V DC

• Consumption: < 1.4W

Features

• Channels: 2

• Dry contacts: No

• Roller shutter mode: Yes, with position control (roller shutters, blinds, awnings, curtains, gates, shades, sliding doors, pool covers, garage doors, bi-directional AC motors)

• Venetian blinds mode: Yes, including slat tilt control

• Device temperature protection: Yes

• Overload protection: Yes

• Power measurement: Yes (AC only)

• HTTP/HTTPS webhooks: Yes

• Custom scripts (mJs): Yes

• Operational temperature: -20°C to +40°C

Connectivity

• Wi-Fi protocol: 802.11 b/g/n

• Frequency: 2412–2472 MHz

• Signal power: 1mW

• Range: up to 50m outdoors / 30m indoors (depending on construction)

• Bluetooth: Yes, protocol 4.2

• Bluetooth range: up to 30m outdoors / 10m indoors

Dimensions

• Size (H x W x D): 37 x 42 x 16 ±0.5 mm / 1.46 x 1.65 x 0.63 ±0.02 in

Notes

• Recommended for use only with motors equipped with electronic or mechanical limit switches.

• Venetian blinds mode requires correct motor limit switch configuration before installation.