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Product description: Shelly Plus 2PM Gen4 - 2-channel flush-mounted relay/roller shutter controller 110-240V - WiFi/Bluetooth/ZigBee/Matter - 4 pcs.
The Shelly 2PM Gen4 is a smart relay that allows you to control and monitor devices from up to two different circuits simultaneously. It allows users to automate lighting in a room by adjusting the position of curtains, blinds, roller shutters, or awnings. The module operates with voltages from 110 V to 240 V AC and 24 V DC and supports WiFi, Bluetooth, and ZigBee , providing flexible configuration and integration with various smart home systems. Additionally, support for Matter enables seamless integration with popular platforms such as Apple Home, Google Home, and Amazon Alexa. Directional control and motor protection make the Shelly 2PM Gen4 ideal for roller shutter automation. Furthermore, the relay is equipped with precise energy consumption measurement for each channel , enabling real-time monitoring of connected devices and energy consumption analysis. It is a universal solution for installations, combining functionality, energy efficiency, and broad compatibility in a single device.
Shelly Plus 2PM Gen4 - 2-channel flush-mounted relay/roller shutter controller 110-240V - WiFi/Bluetooth/ZigBee/Matter - 4 pcs.
The ability to create intelligent scenes and schedules allows you to automate the flow of light in a room depending on the time of day or the individual needs of the user.Main Features of Shelly Plus 2PM Gen4
- Multi-protocol connectivity: both remote and local control possible with WiFi, Bluetooth, ZigBee and Matter connectivity
- Control of two electrical circuits : simultaneous control of two independent devices or roller shutter motors
- Energy Monitoring : Precise measurement of energy consumption on each channel
- Roller blinds and shutters control : adjusting the position of roller blinds, blinds, curtains, awnings or bidirectional AC motors
- Automations and Scheduling: Create smart scenes and schedules based on your needs
- Compact design : suitable for installation in flush-mounted boxes, behind switches or sockets
- Safety features : overheating, overvoltage and overload protection
- Integration with Smart Home systems : compatibility with Google Home, Amazon Alexa, Home Assistant and MQTT
- Scripting capability : support for advanced local automation scenarios
- Built-in web interface : monitoring and configuration via web browser
Why buy a set of 4 Shelly Plus 2 PM Gen4 relays?
A set of four Shelly Plus 2PM Gen4 relays can be a great solution for those looking to comprehensively automate multiple circuits in their home or office . The set allows you to control four different devices or zones—without having to purchase individual modules. Purchasing a set results in a lower unit price, easy configuration, and seamless integration with the entire Shelly ecosystem . It's an investment that will truly impact comfort, convenience, and energy savings.
The set allows you to control four different devices or zones - without the need to purchase individual modules.
Script execution supports advanced local automation scenarios.
How to connect a relay?
- Preparing the installation : for safety reasons, disconnect the power supply from the circuits to which the relay will be connected
- Circuit connection : Shelly 2PM Gen4 has two control channels (O1, O2) and inputs for neutral (N) and phase (L) wires
- O1 and O2 : circuits to be controlled
- N : neutral wire
- L : phase wire
- S1 and S2 : external switches for manual control (optional)
- Powering the device : after connecting the wires correctly, turn on the power
- Configuration : Simply launch the Shelly app, add a new device via Bluetooth or WiFi, and configure it as needed
Shelly Plus 2PM Gen4 Technical Specifications
- AC supply voltage: 110 V to 240 V, 50/60 Hz
- DC supply voltage: 24 V
- Maximum switching voltage: 240 V AC / 30 V DC
- Maximum current per channel: 10 A
- Maximum device current: 16 A
- Power consumption: up to 1.4 W
- WiFi:
- WiFi protocol: 802.11 b/g/n
- WiFi range: up to 30 m indoors and up to 50 m outdoors (depending on local conditions)
- Maximum RF power: up to 20 dBm
- RF band: from 2412 MHz to 2472 MHz
- Bluetooth:
- Bluetooth Standard: 5.0
- Bluetooth range: up to 10 m indoors and up to 30 m outdoors (depending on local conditions)
- Maximum RF power: up to 4 dBm
- RF band: from 2402 MHz to 2480 MHz
- ZigBee:
- ZigBee protocol: 802.15.4
- ZigBee coverage range: up to 100 m indoors and up to 300 m outdoors (depending on local conditions)
- Maximum RF power: up to 20 dBm
- RF Band: 2400MHz to 2483.5MHz
- Processor: ESP-Shelly-C68F
- Flash memory: 8 MB
- Number of schedules: 20
- Firmware: Webhooks: 20 with 5 URLs/hook, scripts, MQTT, CoAP
- Operating temperature: -20°C to 40°C
- Operating humidity: 30% to 70% RH
- Maximum altitude: 2000 m
- Maximum tightening torque of screw connections: 0.4 Nm
- Maximum wire cross-section: 0.5 mm2 to 4 mm2 / 20 AWG to 11 AWG
- Stripped wire length: 6 to 7 mm
- Installation: flush-mounted
- Material: plastic
- Color: black housing, white print, gray terminals
- Operating temperature: -20°C to 40°C
- Dimensions: 42 x 37 x 16 mm
Screw connectors enable the assembly of cables .
| Shelly Gen1, Gen2, Gen3, and Gen4 Device Comparison | ||||
|---|---|---|---|---|
| Function | Shelly Gen 1 | Shelly Gen 2 (Plus/Pro, Mini) | Shelly Gen 3 | Shelly Gen 4 |
| WiFi | 2.4 GHz WiFi | 2.4 GHz WiFi | 2.4 GHz WiFi | 2.4GHz WiFi (WiFi 6) |
| Computing power | Basic | More efficient processors than Gen 1 | Shelly Chip for Optimal Performance | The most advanced computing power |
| Memory | Primary memory | Up to 4 MB Flash (8 MB in PRO) | 8 MB Flash, 256 kB RAM | More than Gen 3 (512kB RAM) |
| Bluetooth | NO | Yes - for easy setup | Yes - for easy setup | Yes - for easy setup |
| Scripts and automation | NO | Expanded automation capabilities | Advanced scripting and automation | Advanced scripting and automation |
| Energy monitoring | Basic (selected models) | Extended monitoring (some models) | Advanced monitoring and security features | Advanced monitoring and security features |
| Device control | MQTT, CoAP, HTTP Webhooks | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud | MQTTS, HTTP/HTTPS Webhooks, MQTT + Cloud |
| Virtual components | NO | Available (PRO only) | Supported | Supported |
| KNX support | NO | Yes (selected PROs only) | Yes (selected devices) | Yes (selected devices) |
| Bluetooth Gateway | NO | Yes (except BLU TRV, requires Gateway Gen 3) | Yes (except BLU TRV, requires Gateway Gen 3) | Yes (except BLU TRV, requires Gateway Gen 3) |
| KVS (Key-Value Store) | NO | Yes | Yes | Yes |
| Timer Loop | NO | Auto ON/OFF simultaneously | Auto ON/OFF simultaneously | Auto ON/OFF simultaneously |
| Range extender | NO | Yes | Yes | Yes (WiFi and ZigBee) |
| AP and WiFi simultaneously | NO | Yes | Yes | Yes |
| Ethernet | NO | Yes (PRO only) | Yes (PRO only) | Yes (PRO only) |
| Destiny | Basic home automation | More possibilities, scripts, better components | Advanced automation, future-proof solutions | Full automation, maximum flexibility |
| Protocol support | Lack | BTHome, MQTT+Cloud, KNX (PRO) | BTHome, KNXnet/IP, Matter, MQTT+Cloud, Virtual Components | BTHome, Matter, ZigBee, TCP/IP Modbus, KNXnet/IP, MQTT+Cloud |
Useful links |
