Source code-compliant switchgear and power distribution equipment backed by engineering support, fast fulfillment, and clear documentation. DEI Power helps contractors, engineers, and facility teams reduce change orders, protect schedules, and keep critical systems running with UL 891-certified solutions, domestic manufacturing options, and nationwide shipping from Ontario, California.
Commercial power distribution equipment, engineering support, and fast-fulfillment supply solutions for critical electrical infrastructure projects.
Supply of commercial and industrial switchgear with specification review, enclosure and rating guidance, submittals, compliance documentation, and coordinated fulfillment to reduce delays, field adjustments, and procurement risk on critical power projects.
Technical support for configuring switchgear around project requirements, custom layouts, ratings, and existing system integration so contractors and engineers can move forward with accurate, installation-ready solutions.
Collaborative design and engineering for power distribution equipment, including schematics, CAD layouts, component coordination, code review, and finalized drawings prepared for approval, fabrication, and long-term serviceability.
Heavy-duty service entrance switchgear for demanding commercial and industrial applications, available across a wide amperage and voltage range with UL-listed assemblies, Siemens components, and utility-ready specifications.
Remote power panels built for data centers and critical infrastructure, offering scalable branch circuit distribution, integrated monitoring, and service-friendly access for high-density electrical environments.
Configured low-voltage switchgear solutions tailored to project load, enclosure, voltage, and jobsite requirements, helping teams meet submittal, compliance, and domestic sourcing expectations with fewer revisions.
DEI Power delivers commercial electrical equipment and supply solutions built around uptime, compliance, and schedule certainty. From UL 891-certified switchgear to engineered layouts and documentation, every order is supported to simplify approvals and installation. With domestic manufacturing options and rapid fulfillment from Ontario, California, customers get dependable equipment for data centers, industrial facilities, campuses, and other mission-critical environments.
See how customers streamline procurement and reduce project risk with dependable electrical equipment supply.
DEI Power combines technical accuracy, fast fulfillment, and dependable manufacturing support for critical electrical projects.
UL 891-certified solutions support code compliance, safety, and dependable performance across demanding commercial applications.
Ontario, California inventory and in-house production help shorten lead times for time-sensitive projects.
Approved Siemens OEM status supports precise component integration and reliable electrical system performance.
Engineering guidance, documentation, and shipping coordination support contractors and facilities across the country.
Experienced specialists supporting critical power equipment projects.
DEI Power has spent over ten years helping commercial, industrial, and utility customers source dependable switchgear and power distribution equipment. Operating from a 50,000 sq. ft. facility in Ontario, California, the company combines manufacturing, fulfillment, and engineering support under one roof to keep projects moving with fewer delays. That Southern California base supports rapid shipping while giving customers access to responsive technical guidance, submittals, and configuration support. Over time, DEI Power has expanded from switchgear manufacturing into a broader supply partner for contractors, engineers, procurement teams, and facility operators who need code-compliant equipment, domestic sourcing options, and consistent project execution. Their focus remains the same: deliver reliable, well-documented electrical solutions that reduce risk and support long-term system performance.
An electrical equipment company supplies and supports the components used to distribute, control, and protect power in commercial and industrial facilities. That can include switchgear, service entrance equipment, remote power panels, and engineering assistance. DEI Power also helps with specification review, configuration guidance, submittals, compliance documentation, and fulfillment so projects move from procurement to installation with fewer delays and fewer field issues.
Talk with our team about specs, lead times, and equipment options.
DEI Power supports commercial electrical equipment projects nationwide with coordinated fulfillment, engineering guidance, and responsive customer support.
Nationwide
Service Area
24/7 Phone Support
Availability
Ontario, CA
Fulfillment Hub
Confirm shipping, support, and fulfillment for your location.
Meets recognized low-voltage switchgear standards.
Approved manufacturer using Siemens components.
Supports domestic sourcing project requirements.
Share your project requirements and our team will help with equipment selection, engineering support, lead times, and shipping details.
For immediate assistance, feel free to give us a direct call at (866) 773-8050. You can also send us a quick email at sales@deipower.com.
For immediate assistance, feel free to give us a direct call at (866) 773-8050. You can also send us a quick email at sales@deipower.com.