Electrical Systems Limited UL 508 Panel Shop
UL Listed
508 Panel Shop

UL508/UL508A Panel Shop

Custom Industrial Control Panels

Electrical Systems Limited - Request Info

Electrical Systems Ltd. is a leading panel builder in Southern California. Founded in 1973, ESL builds custom control panels and electrical equipment per client specifications and strives to exceed the highest expectations. Additionally, ESL offers clients UL508A, UL698, UL231, UL1682, and UL1008 listing capabilities. ESL’s UL panel shop provides local and global manufacturing capabilities from one-offs to mass runs.

Conveniently located in Corona, ESL’s 36,000 square foot turn key manufacturing facility provides industrial panels and electrical control systems for a variety of industries including:

•	Contract Manufacturing
	PV (Solar) Control
•	Food Processing
•	Water/Wastewater
•	Petrochemical Refineries and Pipelines
•	Pharmaceutical
•	Power Generation / Transmission / Distribution
	Environmentally-friendly Alternative Power Solutions

ESL Presents “Contract Manufacturing Video"

ESL Flexes its Contract Manufacturing Capabilities in the Traffic Safety Industry

A recent ESL project involved contract manufacturing for a global Traffic Safety company.

Electrical Systems Limited - California UL 508 Panel Shop

Registered small business through the U.S. Small Business Administration.

Member of the Women's Business Enterprise National Council.