
1000 Amp Service Entrance Switchgear NEMA 1/3R
- 1000A switchgear for critical power systems
- Genuine Siemens components for reliability
- UL Listed & seismic compliant all zones
UL 891 Certified
EUSERC Approved
Siemens Approved OEM
Meter Main Disconnect Panels and integrated disconnect solutions from DEI Power combine utility metering and main disconnect functionality in a single UL 891-certified enclosure. Available from 400A to 4000A across multiple voltage configurations, these NEMA 1/3R assemblies are built with genuine Siemens components for commercial, industrial, and utility power distribution applications.

































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Per NEC guidelines, the main disconnect must generally be located at the nearest accessible point of entry of the service conductors, typically within the first five feet. However, exact requirements vary by utility and local jurisdiction. DEI Power's meter main panels integrate the meter socket and main disconnect in a single enclosure, eliminating distance concerns and simplifying compliance.
Talk to our experts for custom solutions and tailored guidance.

Meter main panels provide integrated metering and disconnect for office buildings, retail centers, and multi-tenant campuses.

High-amperage meter main disconnect solutions support reliable power distribution for production lines and heavy equipment loads.

EUSERC-approved panels meet strict utility specifications for substations, grid interconnection, and critical infrastructure projects.

Meter main disconnect panels ensure uninterrupted power control for data centers and mission-critical facilities requiring 24/7 uptime.
Talk to our experts for custom solutions and tailored guidance.
As an approved Siemens OEM, DEI Power delivers precision-engineered meter main panels built with genuine Siemens components, ensuring code compliance and long-term reliability.
With a 50,000 sq. ft. facility in Ontario, CA and in-house manufacturing, DEI Power fulfills orders faster than competitors, reducing schedule risk on time-critical projects.
Every panel is UL 891 certified and meets UBC, CBC, and IBC seismic zone requirements, giving contractors and engineers full confidence in code-compliant field installations.
Submit your project specs and a DEI Power specialist will respond with accurate configuration guidance and pricing within one business day.
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.