For All Your Serial Device Networking Requirements

Comtrol is a leading provider of Multiport Serial Controllers and Ethernet to Serial Converters.

Our range of Asynchronous Controllers and Device Servers include the RocketPort, DeviceMaster, BroadPort SMPTE and Hostess 2000 product lines, providing solutions for RS232, RS422, RS485 and USB to Serial Converters for over 25 years.

A specialist in Synchronous Communications, Comtrol has solutions for communications protocols such as Stanag 5066 and HDLC.