Shelly Pro 4PM
What is Shelly Pro 4PM?
Shelly Pro 4PM is a one-phase, 4-channel relay, supporting up to 16A per channel with a total device capacity of 40A. Shelly Pro 4PM is equipped with four integrated precise power meters that allow you to control and monitor the consumption for each channel separately. Equipped with LAN, Wi-Fi, and Bluetooth connectivity, it allows for a more secure and reliable connection. Use scripting functionalities to set custom automation scenes based on various occurrences, weather forecasts, wind forecasts, etc.
Features
LAN, Wi-Fi, and Bluetooth connectivity
LAN connection for high security and reliability. Simultaneous Wi-Fi and LAN usage, as backup when needed.
Wide range of voltage support
Use it to control a wide range of devices and appliances.
4 outputs, 16 A each
Shelly Pro 4PM has a total device output of 40A.
Enhanced safety & security
Improved safety features and TLS 1.2 support, allowing a broad range of secure cloud-connected and local integrations.
Power monitoring
Shelly Pro 4PM provides precise monitoring of the power consumption.
Scripting capabilities
Shelly Pro 4PM fully supports mjS scripting, allowing you to create further features and functionalities.
Diagrams
Terminals | Cables | ||
O1, O2, O3, O4 |
Load circuit input terminals |
L |
Live (110-240 V) cable |
S1, S2, S3, S4 |
Switch/button input terminals |
N |
Neutral cable |
SW1, SW2 |
Switch/button input terminals |
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L |
Live (110-240 V) terminal |
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N |
Neutral terminal |
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LAN |
Local Area Network RJ 45 connector |
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Specifications
Physical | |
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Size (HxWxD): | 96x53x59 ±0.5 mm / 3.78x2.01x2.32 ±0.02 in |
Weight: | |
Mounting: | DIN rail |
Screw terminals max torque: | 0.4 Nm / 3.5 lbin |
Conductor cross section: | 0.5 to 2.5 mm² / 20 to 14 AWG |
Conductor stripped length: | 6 to 7 mm / 0.24 to 0.28 in |
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 |