Shelly Pro 3EM is a DIN-rail mountable 3-Phase Energy Meter with Wi-Fi, Bluetooth, and LAN connectivity, offering 1% active energy measurement accuracy. Its perfect for tracking the consumption of appliances, circuits, and office equipment. Monitor energy usage in homes, offices, or industrial spaces, avoiding extra costs and protecting devices from voltage drops. Shelly Pro 3EM also measures both energy consumption and production across three phases, giving you a complete energy overview. With built-in industry-grade security, it connects directly to cloud services without complex VPNs, reducing deployment costs. Plus, you can track solar or wind energy production in real-time and review up to 60 days of historical data to optimize performance and savings.