Learn to easily install the ERL—Electrostatic Reset Fault Indicator on overhead lines. Apply at intervals along overhead conductors and at mid-feeder disconnects to reduce fault-finding times and optimize reliability statistics.

Learn how easy it is to install the AR360—AutoRANGER® Fault Indicator on overhead lines so you can quickly find momentary and permanent faults and perform fast troubleshooting, repair, and restoration of feeders.

Learn how easy it is to install WSO-10 or WSO-11 Sensors on overhead distribution circuits to collect system information for data-logging and analysis.

Learn how easy it is to install the Underground AutoRANGER® Fault Indicator, and let the fiber-optic BEACON® display guide you quickly to momentary and permanent faults for fast troubleshooting, repair, and restoration of feeders.

Learn how easy it is to install the TPR—Test Point Reset Fault Indicator on underground elbows with capacitive test points to quickly identify faults. Available for single- or three-phase applications.

Learn how easy it is to operate the RadioRANGER®. Reduce fault-finding time by retrieving fault status using the wireless communications link between your Wireless Interface and Remote Fault Reader. No need to enter the vault or pad mount!

Learn how easy it is to install the PILC Fault Indicator on underground paper-insulated lead cables to locate faults without the need to separate or disconnect the individual phases of the cable.

The SEL-3355 Computer has an advanced thermal managing system unlike any other industry computer.

Introducing the new SEL-3355 Computer—where power, endurance, and reliability meet.

Brazilian utility dramatically reduces substation CPU failures by upgrading to SEL’s computing platform.