In observance of Labor Day, Express Systems will be closing early on Friday, September 4th and will be closed on Monday, September 7th. We will resume normal business hours on Tuesday, September 8, 2026 at 9:00am EST.
We wish our customers, partners, and their families a safe, relaxing, and enjoyable holiday weekend. Thank you to the hardworking people who keep our communities connected every day!
Korenix offers a wide product range including unmanaged, managed, PoE and specific switch for electric field, railway and ITS.
To fulfill harsh environments with vibrations and electrical noise, we enable to provide high quality switches with industrial certificates such as Heavy Industrial, IEC 61850-3, EN50155, NEMA TS2 etc.
In addition, managed switches provide a friendly management interface, comprehensive security and Korenix patent MSR to assist you to reduce recovery time and secure your network.
The JetNet 3900/5900 series are DNV marine certified unmanaged and managed industrial switches with a sleek black design ideal for onboard applications and marine data acquisition.
Korenix Layer 2 switches are industrial rated and support your network on the data link layer (OSI Layer 2). Layer 2 switches are responsible to transporting data on your network by utilizing the MAC Address of each node.
Korenix Layer 3 switches are industrial rated and support your network on the network layer (OSI Layer 3). Layer 3 switches combine functionality of a layer 2 switch and a router.
