Apply SEL communications solutions to:
Plus, when you choose an SEL solution, you get more than just a product—you get the industry’s best customer service and technical support.
Our communications devices are tested to the same high standards as our relays and carry the same ten-year warranty.
A router, VPN endpoint, and firewall device for serial- and Ethernet-based IEDs, offering 16 serial ports and 3 Ethernet ports.
A router, VPN endpoint, and firewall device for serial- and Ethernet-based IEDs, offering cybersecurity plus physical awareness sensors for ultimate tamper resistance.
Extend Ethernet or serial communication using cellular technology secured by IPsec tunneling.
Communicate with multiple remote radios for SCADA and other data-gathering applications. The SEL-3031 supports point-to-point (P2P) and point-to-multipoint (P2MP) operational modes.
Plug the SEL-2925 into the serial port of a recloser control, relay, or other device to control and monitor equipment from a distance. Keep personnel safe and equipment enclosures secure.
Provide Ethernet connectivity for SCADA, engineering access, and control.
The industry’s first field-hardened SDN-enabled network switch. Centralized traffic engineering puts you in control of your communications flows.
Build reliable, safe Ethernet networks with this compact network switch and copper-to-fiber-optic media converter.
We can partner with you to create an SEL solution that puts you in control of your own system. From modeling and planning through commissioning and training, our engineers are among the electric power industry’s foremost experts—and they’re focused on what you need.
SEL products are designed and manufactured for the world’s most challenging environments, exceeding all industry standards for temperature, shock, and electric stress. An optional conformal coating for circuit boards adds an extra level of protection against contaminants in extreme environments.
Every SEL product comes with a ten-year warranty—the best in the industry. If any product fails under warranty, we’ll repair or replace it for free.
We’re happy to answer all your questions and help develop the best solution for your needs.
Every SEL solution comes with lifetime technical support, free of charge.
There are no service contracts, time limits, or expiration dates. No matter how often you call or how long your SEL products have been in service, you’ll reach a friendly human who can provide the service and support you need.
Our support teams are stationed in regional offices around the world and staffed with application engineers who are experts in our products and in power system applications. We’re always ready with the information and resources needed to keep your SEL solution working effectively.