A new and improved modification of the M-Bus hub for a huge number of water and heat meters. The hub consists of the main M-Bus Controller module – 1 pc and M-Bus-250_RS485 level converters – number from 1 to 31 pcs. The M-Bus Hub has an Orange Pi minicomputer. The connection between M-Bus Controller and MBus-250_RS485 is carried out using the RS-485 interface – speed 2400 bps, 8E1. The speed of the M-Bus interface is 2400 bps, 8E1. Connection to the server via Ethernet or Wi-Fi. Power supply of the M-Bus Controller module – 5 V, 2 A, the M-Bus-250_RS485 level converter – 24 V, 1 A. Designed and made with love especially for Apator