
Switchgear
- UL 891 & Siemens Approved OEM certified
- 400A to 4000A scalable amperage range
- In-house mfg ensures faster build & delivery
UL 891 Certified
EUSERC Approved
Siemens Approved OEM
DEI Power's power distribution equipment lineup includes Meter Mains, Service Entrance Sections, Panelboards, Switchboards, Switchgear, and Service Entrance Switchgear. Built with genuine Siemens components, UL 891 certified, and available in NEMA 1 or NEMA 3R enclosures, these systems serve commercial, industrial, and utility applications across the USA.






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DEI Power's power distribution equipment is available in a wide range of amperage ratings including 400A, 600A, 800A, 1000A, 1200A, 1600A, 2000A, 2500A, 3000A, and 4000A. This broad selection ensures the right fit for light commercial installations through large-scale industrial and utility power systems.
Talk to our experts for custom solutions and tailored guidance.

Switchboards, panelboards, and meter mains designed for reliable power distribution across large commercial campuses and facilities.

Heavy-duty switchgear and service entrance equipment built to withstand demanding industrial electrical environments and large load control.

EUSERC-approved service entrance switchgear and meter mains engineered to meet strict utility specifications for infrastructure projects.

UL 891-certified switchgear configured for hyperscale and enterprise data centers requiring high-availability power distribution systems.
Talk to our experts for custom solutions and tailored guidance.
As an approved Siemens OEM, every unit is built with genuine Siemens components, ensuring precision-engineered reliability and long-term serviceability on every project.
Built in our 50,000 sq. ft. Ontario, CA facility, most orders ship within 1 business day with free nationwide delivery in 3–5 business days.
All products are UL 891 certified, EUSERC approved, and meet UBC, CBC, and IBC seismic requirements — eliminating compliance risk on your jobsite.
Submit your project details and a DEI Power specialist will respond with a custom quote and technical guidance tailored to your specifications.
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.