Shelly
Shelly Plus 1PM
Shelly Plus 1PM
5.0 / 5.0
(4) 4 total reviews
Couldn't load pickup availability
Share
Description
Description
Shelly Plus 1PM — 16A WiFi Relay with Meter
The Shelly Plus 1PM (model SNSW-001P16EU) is a 16A WiFi relay with an integrated power consumption meter. Control and monitor electrical circuits up to 16A/3680W from the Shelly app or Home Assistant locally. mJS scripting for advanced automations. No hub or subscriptions.
- Model: SNSW-001P16EU
- Power Supply: 110–240V AC 50/60 Hz
- Maximum Load: 16A / 3680W with power consumption meter
- Dimensions: 41 × 36 × 17 mm
- Temperature: -20 to +40°C
- mJS scripting, MQTT, HTTP REST API, Webhooks
Use Cases
- Monitor boiler, heat pump, or HVAC consumption
- Automations based on consumption threshold or time
- Integration with Home Assistant for energy efficiency
Compatible with Home Assistant (local), Amazon Alexa, Google Home, MQTT, and mJS scripting.
Connectivity
Connectivity
- RF Band: 2400 - 2483.5 MHz
- Max RF Power: <20 dBm
- Wi-Fi Protocol: 802.11 b/g/n
- Wi-Fi Range: Up to 30 m indoors / 50 m outdoors
- Bluetooth Protocol: BLE 4.2
- Bluetooth Range: Up to 10 m indoors / 30 m outdoors
Links of interest
Links of interest
Knowledge Base
API Documentation
Installation Guides

Shelly Plus 1PM — 16A WiFi Relay with Power Meter
The Shelly Plus 1PM (model SNSW-001P16EU) is a 16A WiFi relay with an integrated power meter and a potential-free contact. Control and monitor electrical circuits from the Shelly app, by voice, or automatically. Compatible with Home Assistant locally. No hub or subscriptions required.
Technical Specifications — Shelly Plus 1PM
- Model: SNSW-001P16EU
- Connectivity: WiFi 802.11 b/g/n (2.4 GHz) + Bluetooth BLE 4.2
- Power Supply: 110–240V AC 50/60 Hz
- Max Load: 16A / 3680W
- Channels: 1 with real-time power meter
- Operating Temperature: -20 to +40°C
- Dimensions: 41 × 36 × 17 mm
- Protocols: MQTT, HTTP REST API, WebSockets, Webhooks, Scripting (mJS)
- Certifications: CE, RoHS
Main Features
- Integrated power meter: kWh, active power, voltage, and current in real-time
- 16A load: suitable for lighting circuits, heating, and light machinery
- mJS Scripting: advanced local automations without relying on the cloud
- Works without internet: full local control via HTTP REST API
- Ultra-compact (41×36×17mm): fits in standard electrical boxes
Compatible with
- Home Assistant (local, no cloud)
- Amazon Alexa
- Google Home
- MQTT, HTTP REST API, mJS Scripting
Use Cases
- Monitor and control the consumption of high-wattage devices (boiler, pump, air conditioner)
- Automate circuits with alerts for abnormal consumption or power peaks
- Replace conventional switches with smart control from your mobile
- Integration with Home Assistant for energy scenes and automations
Official Shelly distribution. Shipped from Spain. Official Shelly warranty.
Shelly Plus 1PM - Specifications
| POWER | |
|---|---|
| AC power supply | 110-230V ±10%, 50/60Hz |
| Maximum load | 16A |
| DC power supply | 24 – 30V |
| Channels | 1 Channel |
| SPECIAL FUNCTIONS | |
| Dry contacts | No |
| Roller shutter mode | No |
| Device temperature protection | Forks |
| Overload protection | Forks |
| Power measurement | Forks |
| Working without a neutral line | No |
| FEATURES | |
| HTTP/HTTPS webhooks | Forks |
| Custom scripts (mJs) | Forks |
| Operational temperature | -20°C to +40°C |
| Device power consumption | < 1 W |
| Intelligent On/Off | Forks |
| Local and remote control | Forks |
| Sunrise/Sunset | Forks |
| Weekly Schedule | Forks |
| UL Listed option | No |
| CONNECTIVITY | |
| Wireless | Forks |
| Wi-Fi Protocol | 802.11 b/g/n |
| Wi-Fi Radio Frequency | 2412 - 2484 MHz |
| Wi-Fi Radio Signal Power | 1mW |
| Wi-Fi Range | up to 50 m outdoors and up to 30 m indoors (depending on the building materials) |
| Bluetooth | Forks |
| DIMENSIONS | |
| Size | 42 x 38 x 17mm |
Todo perfecto
Todo perfecto
Está muy bien, controlo la acción del alumbrado y su consumo.
Ha llegado perfectamente empaquetado y muy rápido.
El Shelly Plus 1PM lo estoy usando para controlar el encedido y apagado de las resistencias de una solar térmica desde Alexa. He añadido un piloto led para verificar cuándo está funcionando visualmente.