As a leading UL 891 switchgear manufacturer in Tennessee, we provide engineered electrical systems designed for safety, compliance, and durability. All units meet UL 891 and NEC standards, ensuring dependable operation across the state’s growing industrial and utility markets.
As a trusted manufacturer of 3000 amp switchgear, we deliver engineered electrical systems designed for safety, reliability, and long-term performance.
Tennessee’s industrial infrastructure demands switchgear systems that can handle continuous operation and high-capacity performance. Our precision-engineered systems deliver reliability, ease of maintenance, and long service life.
We are a Siemens OEM Approved Partner, delivering UL Certified switchgear built for safety, reliability, and compliance.
With reliable performance and precision engineering, we ensure your electrical systems are supported with the exact power capacity you need. We offer complete switchgear solutions — 600A, 800A, 1200A, 1600A, 2000A, 2500A, 3000A, and 4000A.
Each 3000 AMP switchgear system is custom-designed to meet your project’s specifications, covering breaker configuration, voltage ratings, and enclosure fabrication, ensuring UL 891, NEC, and CSA compliance.
Built for demanding environments
Our 3000 AMP systems are designed to perform under heavy electrical loads without compromise. The robust construction and high-quality materials ensure consistent operation and safety, even in facilities with intense power requirements and around-the-clock operation.
Precision fit and seamless integration
We engineer every switchgear system to your exact site dimensions and requirements, reducing installation time and preventing costly on-site modifications. With CAD modeling, copper busbar fabrication, and in-house CNC machining, we deliver repeatable quality, fast setup, and reliable, code-compliant performance from day one.
From Memphis to Knoxville, our UL 891 switchgear supports automotive facilities, utilities, and data centers, providing safe, efficient power distribution across Tennessee’s rapidly expanding industries.
Created with operators and maintenance professionals, our switchgear systems provide practical features that enhance safety, improve efficiency, and ensure reliable long-term service.
What sets our systems apart:
Fabricated with exacting tolerances for flawless fit and function.
Designed for continuous high-load performance without compromise.
Modular designs allow for future expansion or modification.
Built to meet or exceed UL, NEC, and CSA safety requirements.
We don’t just assemble components — we engineer every system from the ground up for performance, safety, and longevity. With full in-house manufacturing, we control every stage of production, ensuring you get precisely the gear you ordered, on time, and built for decades of service.
“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 gives them a level of precision and flexibility that’s hard to find…”
“The custom panelboard was solid, cleanly wired, and built exactly to spec. It dropped right into place without a hitch. You can tell they take pride in their work. We’ll definitely be coming back for future projects.”
“We’ve worked with a few manufacturers before, but no one does bus bars like DEI Power. The bends were precise, the plating was clean, and everything lined up exactly the way we needed.”
With in-house CNC machining, laser cutting, and copper bus fabrication, we deliver switchgear systems that ensure accuracy, compliance, and dependable long-term service—engineered for high standards of quality and innovation.
With nationwide delivery and responsive support, organizations rely on us as a preferred 3000 amp switchgear manufacturer. Whether upgrading infrastructure or constructing new facilities, you receive UL-compliant, precision-built equipment — delivered on time and built to last.
Emergency and overnight shipping
When time is critical, we deliver. Our emergency and overnight freight services get your equipment where it’s needed—fast. We handle every detail, from rapid dispatch to delivery, with speed, precision, and reliability you can count on.
North America, Mexico & Canada
Whether you’re looking for backup power systems, industrial energy storage, or sustainable energy consulting, we’re ready to support your project needs. Be as specific as possible so we can connect you with the right expert.
+1 (866) 773-8050
1745 S. Bon View Ave Ontario CA 91761
sales@deipower.com
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What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade
Office Location
1745 S. Bon View Ave
Ontario CA 91761
Contact Info
Phone: +1 (866) 645-1281
Email: sales@deipower.com
What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade
What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade
