Switchgear Supply
Specification-driven switchgear supply with configuration guidance, compliance documentation, and faster fulfillment to reduce downtime, change orders, and schedule risk on utility and infrastructure projects.
Keep critical utility equipment operating safely with responsive support, engineered solutions, and dependable service from DEI Power. Backed by over 10 years in business and rapid fulfillment from Ontario, California, we help contractors, utility teams, and facility operators reduce downtime, maintain compliance, and keep demanding projects moving without costly delays.

Engineering, supply, and support services for utility power equipment, critical infrastructure, and demanding field applications.
Specification-driven switchgear supply with configuration guidance, compliance documentation, and faster fulfillment to reduce downtime, change orders, and schedule risk on utility and infrastructure projects.
Technical support for layouts, ratings, and system integration to help engineers and contractors select utility equipment that fits application requirements and long-term performance goals.
Collaborative design and engineering services covering schematics, CAD layouts, component coordination, and production-ready documentation for compliant, serviceable power distribution equipment.
Heavy-duty service entrance switchgear for commercial, industrial, and utility applications, built for code compliance, reliable protection, and easier maintenance in high-demand environments.
High-density remote power panels that improve branch circuit distribution, monitoring visibility, and scalable expansion for data centers and other critical infrastructure settings.
Custom-configured switchgear built to project specifications, voltage requirements, and jobsite conditions, helping teams streamline approvals, installation, and long-term serviceability.
DEI Power supports utility and power distribution projects with engineered equipment, technical guidance, and fast fulfillment built around uptime. From Ontario, California, our team helps contractors, engineers, and facility operators source compliant solutions, refine specifications, and avoid costly field adjustments. The result is safer installations, smoother approvals, and dependable performance in demanding commercial, industrial, and utility environments.

See how dependable equipment and engineering support help customers reduce delays and keep critical systems running.
We combine technical accuracy, fast fulfillment, and dependable support for critical utility applications.
Over 10 years supporting commercial, industrial, and utility power distribution projects.
Ontario, California inventory and in-house production help shorten lead times for urgent projects.
UL 891-certified solutions and Siemens OEM approval support safety, compliance, and reliability.
Clear documentation and engineering guidance reduce field issues and approval delays nationwide.
Experienced specialists supporting critical power equipment needs.
DEI Power has spent more than a decade helping customers solve complex power distribution challenges with dependable equipment and responsive support. Operating from a 50,000 sq. ft. facility in Ontario, California, the company manufactures and assembles UL 891-certified switchgear for commercial, industrial, and utility applications across the country. That Southern California base supports faster fulfillment for time-sensitive projects while giving customers direct access to in-house engineering and manufacturing expertise. DEI Power’s vision is to simplify purchasing, reduce project risk, and deliver code-compliant solutions that perform reliably in the field. By combining technical precision, domestic manufacturing, and practical jobsite understanding, the team helps contractors, engineers, and facility operators keep critical systems on schedule and running with confidence.
Utility equipment generally includes the tools, vehicles, and electrical distribution systems used to build, maintain, and support power infrastructure. That can include service trucks, switchgear, service entrance equipment, remote power panels, and related engineered systems. For contractors and facility teams, the key factors are safety, code compliance, durability, and suitability for the electrical load and operating environment.
Talk with our team about equipment, specs, and timelines.
DEI Power supports utility and power distribution projects with fulfillment and technical assistance across nationwide service areas.
Nationwide
Service Area
24/7 Phone Availability
Support Access
Ontario, CA
Fulfillment Hub
Reach out to confirm support for your project location.
Certified for compliant low-voltage switchgear.
Approved manufacturer using Siemens components.
Domestic production supporting compliant sourcing.
Tell us about your project, equipment requirements, and timeline. Our team will review your needs and follow up with the right next steps.
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.