System Design
Develop complete power distribution concepts, layouts, and equipment configurations aligned with project requirements, installation conditions, and long-term serviceability for industrial applications.
DEI Power delivers industrial power distribution design services that help engineers, contractors, and facility teams move from concept to production-ready documentation with fewer revisions and less field risk. Backed by in-house engineering, UL 891 expertise, and rapid support from Ontario, California, we design systems for code compliance, efficient installation, and dependable long-term performance.

Engineering-led design support for compliant, buildable, and scalable industrial power distribution systems.
Develop complete power distribution concepts, layouts, and equipment configurations aligned with project requirements, installation conditions, and long-term serviceability for industrial applications.
Work with DEI Power’s engineering team to refine ratings, layouts, and integration details so switchgear solutions match existing systems and project specifications.
Design service entrance switchgear configurations for heavy-duty industrial loads, with attention to utility requirements, code compliance, protection, and maintenance access.
Pair design guidance with specification review, enclosure selection, and submittal documentation to reduce change orders, delays, and field adjustments before release.
Plan branch circuit distribution for high-density environments using remote power panels that support scalable expansion, monitoring visibility, and service-friendly layouts.
Prepare finalized drawings, submittals, and supporting documentation to streamline approvals, fabrication readiness, and coordination across engineering and procurement teams.
Industrial power distribution design is only valuable when it works in the field. DEI Power develops coordinated layouts, schematics, and equipment documentation that support approvals, fabrication, and installation without unnecessary rework. From Ontario, California, our team supports nationwide projects with practical design input, Siemens OEM expertise, and documentation built around compliance, uptime, and schedule certainty.

See how thoughtful design and documentation help power projects stay compliant and on schedule.
We combine engineering precision, manufacturing capability, and responsive support for critical power projects.
UL 891-focused design support helps reduce compliance issues and improve approval readiness.
Ontario-based inventory and in-house production help keep urgent industrial projects moving.
Approved Siemens OEM status supports accurate component selection and dependable system integration.
Clear documentation and coordinated layouts help limit field changes, delays, and downtime.
Experienced specialists supporting complex power distribution projects.
DEI Power brings more than ten years of experience to industrial power distribution design, supporting contractors, engineers, and facility teams with practical, code-conscious solutions. Operating from a 50,000 sq. ft. facility in Ontario, California, the company combines in-house engineering, manufacturing insight, and rapid fulfillment to help projects move from concept to approved documentation with fewer delays. Their evolution from switchgear manufacturer to full power distribution solutions provider reflects a clear focus on reliability, precision, and schedule certainty. With UL 891-certified capabilities, Siemens OEM approval, and domestic manufacturing support, DEI Power designs systems that are easier to approve, easier to install, and built for dependable long-term performance in demanding industrial environments.
Industrial power distribution is the system that receives electrical service and safely routes it throughout a facility using equipment such as switchgear, switchboards, service entrance equipment, and remote power panels. A well-designed distribution system manages load demands, supports coordinated protection, meets code requirements, and helps maintain reliable operation for manufacturing plants, processing facilities, data centers, and other high-demand environments.
Talk with our team about specifications, layouts, and compliance needs.
DEI Power supports industrial power distribution projects nationwide with responsive engineering, documentation, and fulfillment coordination.
Nationwide
Service Area
24/7 Phone Availability
Support Access
Ontario, CA
Fulfillment Hub
Contact us to confirm project coverage and response options.
Verified compliance for low-voltage switchgear.
Authorized OEM for Siemens-based solutions.
Domestic production supports compliant sourcing.
Share your project requirements, specifications, or drawings, and our team will review the best path forward.
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.