The F&F ENERGY-3-200 is a three-phase electricity consumption meter designed to monitor electrical energy usage in residential and commercial applications. This Wi-Fi-enabled device, model WI-MEF-3-200, offers a measurement range of 200 A and is designed for DIN rail mounting, making installation in distribution cabinets easy. It accurately monitors all relevant network parameters including voltage, current, power, and energy consumption, and records average, minimum, and maximum values for comprehensive analysis. The meter is particularly suitable for monitoring photovoltaic systems and heat pump systems, providing detailed insights into energy generation and consumption patterns. Installation does not require direct wiring intervention thanks to the included miniature current transformers measuring 40.5 x 34.5 x 65.5 mm. Data access is available through dedicated mobile apps for Android and iOS devices or via web browser, with wireless communication occurring over your home Wi-Fi network. Remote access is facilitated by the F&F Polish Cloud, ensuring secure data transmission and privacy. This complete Polish solution emphasizes safety and reliability, featuring three current transformers and an antenna for immediate operation. The black device offers high measurement accuracy for household electrical installations while focusing on long-term product support and transparent operation without hidden costs.