For A Complete Line of UL 1008 Listed Emergency Power Solutions – Look No Further

Announcing DualConnect™, ESL’s New Dual Purpose Docking Station CORONA, California, October 22, 2021 – ESL Power Systems provides a number of solutions for the growing market to both load bank test, and provide temporary back up to a permanent generator. For over 10 years, the ESL TripleSwitch® has provided the leading solution to perform both…

Read more

Sourcing Wayside HEP Power Systems for Rail Yards

Head End Power Unit Configurations for Passenger Trains In the late 1990s, the American Public Transportation Association (APTA), implemented practices for Head End Power sources throughout the passenger rail industry. According to 3.1.3 in APTA RP-R-015-99, Head End Power (HEP) is defined as “A system by which 480 VAC 3-phase electrical power, to operate auxiliaries,…

Read more

How to Prevent Exploding Reefer Plugs & Connectors

Those who have plugged in Refrigerated Containers (a.k.a “reefers”) know firsthand that water intrusion can cause reefer plugs and connectors to explode.  This is extremely dangerous and can result in injury to the operator, damage to the plug, receptacle, and surrounding equipment.  And obviously, the refrigerated cargo is no longer being cooled.  Experienced operators will…

Read more

Download ESL’s Enclosure Type Presentation

ESL’s Enclosure Type presentation is now available for download! This deck includes all you need to know in an easy to reference slide format for various enclosure type ID’s, NEMA and UL requirements and the intended application for each enclosure. How Can We Help?If you have any questions or require a project quote, ESL is…

Read more

ESL Makes Big Moves: Fabrication Building Ribbon Cutting Event

ESL President cuts ribbon to new facility

In November of 2020 ESL made moves for the future and leased a building 1,000 feet away from its headquarters at 2900 Palisades Dr. This new facility doubles ESL’s fabrication capacity and provides a clear path for continued growth and prosperity for ESL Employee Owners. The official Ribbon Cutting ceremony for ESL’s Fabrication Building Expansion…

Read more