Recent News

    We Powered Up Our YouTube Page
    ESL Power Systems, Inc. has been manufacturing electrical equipment for over 25 years and we’ve been making company videos for just about as long. Over the years we have produced virtual tours, demos Learn more

    We are pleased to introduce the new “ESL Power APP,” available for both IOS and Android devices. You can quickly and easily measure both kW output needed and Wire Size Bend Radius in either one swipe of the slider or a press of the button.  Learn more

    Our updated catalog now showcases ESL product offerings in an easy to locate format viewable on your phone, tablet or desktop. Download spec sheets and request additional information for any of our products. Check it out now!

ESL Power Systems, Inc.

"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

Shore Power
ESL builds ship-to-shore electrical power distribution equipment for military and commercial applications.

Shipyard Power

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.

Emergency 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

Wayside Power
ESL’s safety-interlocks provide wayside operators with safe and reliable standby power to trains.

industrial-portable-power Industrial/Portable



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.

entertainment-power Entertainment Power


Entertainment Power

ShowSwitch™is ESL’s Company Switch power distribution unit designed for entertainment venues.

ERTG-disconnect ERTG Disconnect


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.

custom-control-panels Custom Control Panels


Electrical Systems Ltd.

As a UL508A panel shop, ESL builds industrial control panels according to customer requirements.

Made in USA