Built in California | NEMA 1 & 3R | In Stock, Ready to Ship
DEI Power manufactures UL 891-certified 1200 amp switchgear systems for commercial, industrial, and infrastructure-grade applications. Whether for new construction or retrofit, our panels are designed for performance and safety.
Each assembly is available in NEMA 1 (indoor) or NEMA 3R (outdoor) enclosures. With our state-of-the-art busbar processing machines, you can choose copper or aluminum bus, depending on your requirements.
To earn UL 891 certification, switchgear must pass rigorous, third-party tests that prove its safety, durability, and real-world performance. These include:
UL 891 certified switchgear isn’t just labeled—it’s lab-tested, third-party verified, and proven to perform. This standard covers dead-front low-voltage switchboards, ensuring safety, structural integrity, and long-term reliability. Each unit must pass extensive testing under real-world conditions—making UL 891 a mark of trust for critical electrical infrastructure.
Reduces arc flash risk and ensures safe operation
Confirms the assembly can safely contain arc fault events
Verifies safe busbar operation and current-carrying capacity
Evaluates structure under load and during fault scenarios
Ensures insulation integrity under fault conditions
Ensures effective fault current dissipation
Need power fast? Our 800 amp switchgear units are in stock and ready to ship same day! Built for reliability and performance, they’re ideal for commercial, industrial, or backup power systems. Don’t wait—order now and keep your operation running without delay.
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
