| Description: |
SEL provides communications, instrumentation, protective relaying, encryption, and automation products, systems, training, and services. Products covered by our worldwide ten-year warranty include protective relays, Ethernet switches, fiber-optic transceivers, security gateways, multiplexers, spread-spectrum radios, SCADA, distributed remote terminal units, meters, precise GPS clocks, tough computers, protective relays, and teleprotection modules. |