In our offer you will find a number of serial port converters, highly efficient: 2, 4 and 8 port cards with optoisolation or ESD protection. For the needs of M2M communication, we offer you 2G, 3G, 4G, LTE Cat.M terminals with fallback function and Power over Ethernet supply. We also offer a wide range of Ethernet switches: managed and unmanaged, 5 and 8 ports with the possibility of mounting on the rail DIN, meeting the EN50155 standard- allowing for use in rail transport.