The Shelly Pro 4PM is a versatile one-phase, 4-channel relay with a total device capacity of 40A. It is equipped with integrated power meters for precise monitoring of energy consumption on each channel. With LAN, Wi-Fi, and Bluetooth connectivity, you can easily control and monitor your devices. Take advantage of scripting functionalities to create custom automation scenes based on weather conditions and other events.
Features:
- LAN, Wi-Fi, and Bluetooth connection
- 4 outputs, 16A each. Total device maximum of 40A
- Precise power metering
- Overpower and overvoltage protection of the load.
- DIN rail mountable
- 1.8-inch colour screen with navigation keys
- 1- phase control
- Easy control through the Shelly app, various protocols, and platforms, as well as voice assistant
| PHYSICAL | |
|---|---|
| Size (HxWxD): | 96x53x59 ±0.02 mm / 3.78x2.01x2.32 ±0.02 in |
| Weight: | |
| Mounting: | DIN rail |
| Screw terminals max torque: | 0.4 Nm / 3.5 lbin (green connectors) |
| Conductor cross section: | 0.5 to 2.5 mm² / 20 to 14 AWG (green connectors) |
| Conductor stripped length: | 6 to 7 mm / 0.24 to 0.28 in (green connectors) |
| Shell material: | Plastic |
| Color: | Black |
| ENVIRONMENTAL | |
| Ambient temperature: | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity: | 30 % to 70 % RH |
| Max. altitude: | 2000 m / 6562 ft |
| ELECTRICAL | |
| Power supply voltage AC: | 110 - 240 V |
| Power supply voltage DC: | N/A |
| Power consumption: | < 4 W |
| Neutral not needed: | No |
| OUTPUT CIRCUITS RATINGS | |
| Max switching voltage AC: | 240 V |
| Max switching voltage DC: | N/A |
| Max switching current AC: | 16 A per channel, 40 A total |
| Max switching current DC: | N/A |
| SENSORS, METERS | |
| Voltmeter (AC) | Yes |
| Ammeter (AC) | Yes |
| Temperature sensor: | Yes |
| RADIO | |
| RF band: | 2400 - 2495 MHz |
| Max. RF power: | <20 dBm |
| Wi-Fi protocol: | 802.11 b/g/n |
| Wi-Fi Range: | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors (Depends on local conditions) |
| Bluetooth Protocol: | 4.2 |
| Bluetooth Range: | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions) |
| MCU | |
| CPU: | ESP32-D0WDQ6 |
| Flash: | 8 MB |
| FIRMWARE CAPABILITIES | |
| Schedules: | 20 |
| Webhooks (URL actions): | 20 with 5 URLs per hook |
| Scripting: | mJS |
| MQTT: | Yes |
| CoAP: | No |
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