Professional 4-channel DIN rail smart switch with power metering, supporting up to 16A per channel. Control and monitor the consumption for each channel separately.

Add Wi-Fi and Bluetooth Connectivity to 2 Switches or Outlets

Add Wi-Fi, LAN, & Bluetooth connectivity to lights or devices controlled by up to 4 electrical loads with the Shelly Pro 4PM Wi-Fi & Bluetooth Relay Module! This 1-phase, 4-channel dry contact relay module mounts inside your breaker box to add Wi-Fi & Bluetooth remote control and energy monitoring for up to four electrical loads in your home or business. The Pro 4PM supports up to 40A for a single load or up to 16A from all four connected loads to allow you to add automated control over switches or outlets and their connected devices, appliances, computers, or large lighting installations. Once installed, the Pro 4PM can be connected to your existing smart home Wi-Fi network and enable your connected devices to respond to remote commands and automated scenes, as well as monitor energy consumption of devices connected to your selected switches or outlets.