Commercial Building Solutions & Services

DEI Power delivers code-compliant commercial building power solutions designed to keep projects moving and facilities operating reliably. From engineered switchgear and service entrance equipment to fast fulfillment and technical support, we help contractors, engineers, and facility teams reduce downtime, avoid costly revisions, and maintain schedule certainty on demanding commercial and infrastructure projects.

Commercial switchgear lineup for building power distribution

Our Commercial Building Solutions & Services Services

Engineered power distribution solutions for commercial facilities, critical infrastructure, and complex electrical projects.

Switchgear Supply

Supply of critical power switchgear with specification review, configuration guidance, compliance documentation, and rapid fulfillment to reduce delays, change orders, and field adjustments on commercial projects.

Engineering Design

In-house design and engineering services for power distribution equipment, including schematics, coordinated layouts, component selection, and production-ready submittals built for compliance and installation efficiency.

Service Entrance

Heavy-duty service entrance switchgear for commercial and industrial facilities, built with Siemens components and UL-listed assemblies for safe, reliable control of large electrical loads.

Remote Power Panels

Remote power panels for high-density branch circuit distribution, offering scalable installation, advanced metering, and real-time visibility for data centers and critical building infrastructure.

Engineering Support

Technical support for configuring switchgear layouts, ratings, and system integration, helping engineers and contractors align equipment with project requirements and long-term performance goals.

Custom Switchgear

Custom low-voltage and high-capacity switchgear solutions manufactured to project specifications, supporting code compliance, streamlined approvals, and dependable operation in demanding environments.

Engineered For Uptime

Reliable Power Solutions For Commercial Facilities

DEI Power supports commercial building projects with switchgear, service entrance equipment, and engineering expertise tailored to demanding electrical systems. From early design through fulfillment, every solution is built around code compliance, dependable performance, and easier installation. With in-house manufacturing, Siemens OEM support, and rapid shipping, customers gain a practical partner for reducing risk, protecting uptime, and keeping projects on schedule.

Engineers reviewing commercial power distribution equipment
Trusted Power Partner

Success Stories

See how dependable switchgear solutions help commercial projects stay compliant, efficient, and on schedule.

"Working with DEI Power has been a game-changer for our operations. Their custom panelboards are expertly built, and the in-house bus bar manufacturing…"

Scott L.
The DEI Power Difference

Why Choose DEI Power?

We help commercial projects move faster with dependable equipment, documentation, and support.

Experience

Over 10 years building reliable switchgear for commercial, industrial, and utility applications.

Fast Fulfillment

Ontario-based inventory and in-house production help reduce delays on time-sensitive electrical projects.

Certified Quality

UL 891-certified solutions and Siemens OEM status support compliance, safety, and dependable performance.

Project Support

Engineering guidance, submittals, and configuration help reduce revisions and streamline approvals nationwide.

Meet The DEI Team

Experienced specialists supporting complex commercial power projects.

DEI Power has spent more than a decade supporting commercial, industrial, and utility customers with dependable switchgear and power distribution solutions. Operating from a 50,000 sq. ft. facility in Ontario, California, the company combines manufacturing, fulfillment, and engineering support under one roof to help projects move from concept to installation with fewer delays. As an approved Siemens OEM, DEI Power focuses on precision-built, UL 891-certified equipment that simplifies purchasing and supports long-term reliability in the field. Their approach is centered on practical execution: clear documentation, accurate configurations, responsive support, and domestic manufacturing capabilities that help contractors, engineers, and facility teams keep critical building systems safe, compliant, and on schedule.

10+ YearsSupporting commercial and industrial power distribution projects.
Nationwide ServiceCoordinating supply and support for projects across the country.
50,000 Sq. Ft. FacilityOntario operations enable manufacturing, inventory, and rapid fulfillment.

Frequently Asked Questions

What is Siemens famous for?

Siemens is widely known for industrial automation, electrical infrastructure, building technologies, and power distribution equipment used in commercial and industrial facilities worldwide. In this context, Siemens is especially recognized for dependable electrical components and engineered systems that support safe, code-compliant power distribution. DEI Power uses genuine Siemens components in approved OEM solutions to help customers achieve reliable performance, streamlined approvals, and long-term serviceability.

What commercial building solutions does DEI Power provide?

How quickly can switchgear orders ship?

Are DEI Power products code compliant?

Can DEI Power support custom project requirements?

What types of facilities use these solutions?

Do you offer warranties on equipment?

Do I need to call for pricing on service entrance switchgear?

Still Have Questions About Your Project?

Talk with our team about specifications, lead times, and equipment options.

Areas We Serve

DEI Power supports commercial building projects nationwide with coordinated fulfillment, engineering guidance, and responsive service.

Nationwide

Service Area

24/7 Phone Support

Availability

Fast Shipping

Fulfillment

Need Service For Your Location?

Confirm coverage and shipping support for your project site.

Certified & Trusted

Awards and Recognition

UL 891 certification badge

UL 891 Certified

Verified compliance for low-voltage switchgear.

Approved Siemens OEM badge

Siemens OEM

Approved manufacturer using Siemens components.

USA manufactured trust badge

USA Manufactured

Supports domestic sourcing requirements.

Talk With Our Commercial Power Team

Share your project requirements, specifications, or timeline and our team will help you identify the right solution.

Contact Us Today

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.