The Smart switch Shelly 2PM Gen3 Black 2P Wireless 110-240V is compared against several wireless smart switch alternatives from the same Shelly product family. All compared devices share wireless connectivity, AC input voltage compatibility of 110-240V, and suitability for home and office automation. The main differences lie in channel capacity, DC voltage support, dimensions, and specific use case focus.
⚙️ The following table compares key specifications such as voltage, channel configuration, physical dimensions, and their practical significance.
| Parameter | Shelly 2PM Gen3 | Shelly 1PM Gen3 | Shelly 1PM Mini Gen3 | Shelly 1 Mini Gen3 | Shelly PM Mini Gen3 | Practical Conclusion |
|---|
| Input Voltage | 110-240V AC, 24V DC | 110-240V AC | 110-240V AC | 110-240V AC | 110-240V AC | The Shelly 2PM Gen3 offers greater versatility due to its additional 24V DC power support. |
| Channels | 2 | 1 | 1 | 1 | 1 (Metering only) | Shelly 2PM Gen3 provides dual-channel control, allowing management of two separate loads. |
| Dimensions (WxDxH) | 37x42x16 mm | 42x16x37 mm | 34x16x29 mm | 35x16x29 mm | 34x16x29 mm | Mini variants feature significantly smaller footprints for easier installation in cramped junction boxes. |
◎ The suitability table below evaluates user scenarios and use cases to help determine which product fits specific installation requirements.
| Use case | Recommended product | Why |
|---|
| Controlling two devices or dual lighting circuits | Shelly 2PM Gen3 | It is the only option in this comparison equipped with two independent channels. |
| Low-voltage applications (24V DC) | Shelly 2PM Gen3 | Supports 24V direct current, whereas all alternative models are strictly limited to AC power. |
| Installation in extremely tight spaces | Shelly 1PM Mini Gen3, Shelly 1 Mini Gen3, Shelly PM Mini Gen3 | Their reduced dimensions (around 34-35mm width) allow effortless placement in confined electrical boxes. |
The Smart switch Shelly 2PM Gen3 Black 2P Wireless 110-240V differs from the alternatives by offering dual-channel control and 24V DC compatibility, making it more flexible for complex setups. It is most suitable for users needing to automate dual lighting zones or multi-device configurations from a single location. Choose this product if you require multi-channel switching or low-voltage support, while preferring the Mini variants for single-load installations constrained by limited physical space.