Description
The Shelly 1PM Gen4 is a compact smart relay with an energy consumption monitoring function, designed for the control and automation of electrical appliances in homes, offices or commercial settings. The device enables remote control and real-time consumption measurement, helping to optimise costs and improve energy efficiency.
Compared to the previous generation, the Shelly 1PM Gen4 offers extended compatibility with Matter, Zigbee, Wi-Fi and Bluetooth, making it ideal for integration into modern smart home ecosystems.
Thanks to its compact size, it fits easily into standard electrical boxes, behind switches or sockets, making it an excellent solution for upgrading traditional installations to a smart system.
Key features
- Smart relay with energy consumption monitoring
-
Matter compatible
-
Wi-Fi, Zigbee and Bluetooth connectivity
- Maximum switching capacity 16A
- Compact flush-mounted installation
- Local and cloud control
- Compatible with Android, iOS, Amazon Alexa, Google Home and Samsung SmartThings
- Support for MQTT, scripting, webhooks and KNX
- Integrated electrical protection
- Integrated web interface
Features and benefits
? Smart control of appliances
You can remotely control a wide range of devices, such as:
- lighting
- electric boilers
- pumps
- fans
- household appliances
- electric radiators
? Real-time consumption monitoring – Shelly 1PM Gen4 measures energy consumption and helps you identify high-consumption devices or operational anomalies.
? Extensive compatibility – Support for Matter, Zigbee, Wi-Fi and Bluetooth makes it highly flexible and easy to integrate into almost any modern smart home ecosystem.
? Advanced automations – You can create smart scenarios and rules for switching on, switching off, notifications or over-consumption protection.
? Equipment protection
The device includes protection against:
- overheating
- overvoltage
- overcurrent
- over-power
? Ideal for residential and commercial applications – Can be used in homes, offices, shops, solar systems or energy monitoring applications.
Applications
- Lighting automation
- Control of boilers and electric radiators
- Monitoring of household appliance consumption
- Control of pumps and small motors
- Monitoring of circuits powered by inverters or batteries
- Smart home and commercial automation
| General information |
| Model |
Shelly 1PM Gen4 (S4SW-001P16EU) |
| Product type |
Smart relay with consumption monitoring |
| Installation |
In a box / wall-mounted |
| Matter compatible |
Yes |
| Dimensions and construction |
| Dimensions |
37 x 42 x 16 mm |
| Weight |
27 g |
| Housing material |
Plastic |
| Case colour |
Red |
| Power supply |
| Power supply voltage |
110–240 V AC / 24–30 V DC |
| Power consumption |
< 1 W |
| No requirements |
Yes |
| Relay output |
| Maximum switching voltage |
240V AC / 30V DC |
| Maximum current |
16A at 240V AC / 10A at 30V DC |
| Energy measurement |
| AC voltmeter |
Yes |
| AC ammeter |
Yes |
| Consumption monitoring |
Yes |
| Connectivity |
| Wi-Fi |
802.11 b/g/n/ax |
| Bluetooth |
5.0 |
| Zigbee |
802.15.4 |
| Zigbee repeater |
Yes |
| Smart functions |
| Local control |
Yes |
| Cloud control |
Yes |
| MQTT |
Yes |
| Scripting |
Yes |
| Webhooks |
Yes |
| Scheduling |
20 |
| KNX net/IP |
Yes |
| Compatibility |
| Platforms |
Android, iOS, Amazon Alexa, Google Home, Samsung SmartThings |
| Protections |
| Overheating protection |
Yes |
| Overvoltage protection |
Yes |
| Overcurrent protection |
Yes |
| Over-power protection |
Yes |
| Operating conditions |
| Operating temperature |
-20°C to +40°C |
| Humidity |
30%–70% RH |
| Hardware |
| CPU |
ESP-Shelly-C68F |
| Flash memory |
8 MB |
