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ESL's Recent Blog Post

ESL Receives Award of Excellence in Manufacturing

On February 19th ESL was honored with the Award of Excellence in Manufacturing from the Corona Chamber of Commerce. The award luncheon highlighted...more

ESL Power Systems, Inc. and Electrical Systems Ltd. Announce Merger

For nearly 25 years, both companies have shared the same ownership and facilities, but have operated as independent businesses. The companies have regularly collaborated and tapped into each other's expertise in their respective fields to ensure that customer expectations are exceeded. This merger is expected to strengthen ESL's position in all the markets served.. Read more here.

ESL Power Systems, Inc. Acquires J.P. Nolan & Company's Molded Product Line

ESL is pleased to announce the recent acquisition of J.P. Nolan & Co's molded product line. This acquisition positions ESL for company growth by expanding its cord‐connected power solutions products. Read ESL's Blog to learn more





ESL Power Systems, Inc. Product Lines
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"Powering the World One Connection at a Time"


ESL designs safety-interlocked reefer outlets to meet all power requirements for a wide variety of applications and power requirements.
Shore Power
ESL builds ship-to-shore electrical power distribution equipment for military and commercial applications.
Shipyard Power
In addition to being watertight, ESL’s Shipyard products provide users with safe and simple operation in the most demanding shipyard and marine environments.
Intermodal/Reefer   Shore Power   Shipyard Power
Emergency Power (Manual Transfer Switches / Tap Boxes)
ESL’s emergency power products are engineered to provide safe and easy portable generator hook-up with cam-style connectors.
Wayside Power
ESL’s safety-interlocks provide wayside operators with safe and reliable standby power to trains.
In addition to manufacturing outlets that mate with receptacles from major manufacturers, ESL’s industrial power products are designed with varying voltages and amperages to accommodate a wide range of applications.
Emergency Power   Wayside Power   Industrial/Portable
Entertainment Power
ShowSwitch™ is ESL's Company Switch power distribution unit designed for entertainment venues.

ERTG Disconnect
ESL's eRTG Safety-interlocked, Fused Disconnect Cabinet provides safe power connections for electrical Rubber Tire Gantries (ERTGs) at container terminals and other medium-voltage applications.
Electrical Systems Ltd.
As a UL508A panel shop, ESL builds industrial control panels according to customer requirements.
Entertainment Power   ERTG Disconnect   Custom Control Panels


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