Shelly Pro 4PM | 4 Channel Wi-Fi Smart Relay






Shelly Pro 4PM – 4-channel DIN rail smart relay with per-channel power metering.
40A total (10A per channel) – controls lights, AC units, pumps, and appliances.
WiFi & Ethernet connectivity – no hub required, works with Shelly app, Alexa, Google Home.
Energy monitoring – real-time V, A, W, kWh per channel for energy management.
Professional integration – Modbus TCP, MQTT, HTTP API for BMS/SCADA.
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The Shelly Pro 4PM is a professional 4-channel smart relay with built-in power metering. Each channel can switch and monitor lights, HVAC units, and appliances. Additionally, the device offers a total capacity of 40A (10A per channel). It mounts on a standard DIN rail for easy panel integration.
Both WiFi and Ethernet connectivity provide reliable network access. Consequently, no hub is required for operation. You can control the device via the Shelly Smart Control app. Moreover, it integrates with Alexa, Google Home, and Home Assistant using HTTP API or Modbus TCP.
Each channel delivers real-time voltage, current, power, and energy data. Therefore, it enables precise load profiling and energy-saving automation. This makes it ideal for smart villas, offices, and retail spaces across the GCC. Ultimately, the Shelly Pro 4PM combines professional automation with cloud and local control.





















