Products

UL 891 Low-Voltage Switchboards

Product Catalog

Our Products

Rubicon Power Systems manufactures UL 891 low-voltage switchboards configured to meet the requirements of commercial, industrial, and institutional power distribution projects.

UL 891 Low-Voltage Switchboard

3P4W Deadfront Switchboards

Dead-front low-voltage switchboard manufactured and listed to UL 891. Designed for main distribution and feeder applications in commercial, industrial, and institutional facilities.

Available in a range of configurations to meet project-specific ampacity, metering, and protection requirements.

  • UL 891 listed dead-front construction
  • Available up to 4000 amps
  • Type 1 and 3R enclosures
  • Engineered to project specifications
StandardUL 891 Listed
AmpacityUp to 4000A
Voltage ClassLow-Voltage
ConstructionDead-Front
Wiring Compartment & Port Assembly

Wiring Compartment & Port Assembly

Factory-assembled wiring compartment and port assembly for low-voltage switchboard applications. Designed for clean, organized termination of incoming and outgoing conductors.

Configured to project specifications with clearly labeled ports and organized conductor routing for ease of installation and maintenance.

  • Organized conductor termination and routing
  • Clearly labeled port identification
  • Factory-assembled for consistent quality
  • Configured to project specifications
StandardUL 891 Listed
ApplicationIncoming / Outgoing Conductors
Voltage ClassLow-Voltage
ConstructionFactory-Assembled
Main Distribution Switchboard

Distribution Sections

Main distribution switchboard configured for primary power entry and downstream feeder distribution in commercial and industrial facilities.

Built to project specifications with main breaker or main lugs configurations, metering provisions, and branch feeder sections as required.

  • Main breaker or main lugs configurations
  • Metering provisions available
  • Branch feeder sections as required
  • Built to project specifications
StandardUL 891 Listed
ConfigurationMain Breaker / Main Lugs
Voltage ClassLow-Voltage
EnclosureType 1 / Type 3R
Product Overview

Low-Voltage Switchboard Manufacturing

Rubicon Power Systems designs and manufactures low-voltage switchboards for power distribution applications across the commercial, industrial, and institutional sectors. Our switchboards are manufactured and listed to UL 891 — the recognized standard for dead-front switchboards — and are available up to 4000 amps.

We work with electrical engineers, contractors, distributors, and project teams to develop switchboard configurations suited to the specific demands of each project. Our manufacturing approach is specification-driven and project-focused, ensuring that each switchboard is built to meet the applicable electrical specifications and project requirements.

Key Specifications

StandardUL 891 Listed
TypeType 1 and 3R Dead-Front Switchboards
Voltage ClassLow-Voltage
Maximum CapacityUp to 4000 Amps
MarketUnited States
ApplicationsCommercial, Industrial, Institutional
Product Features

Switchboard Design & Construction

UL 891 Listed

Manufactured and listed to UL 891, the recognized standard for dead-front switchboards used in commercial and industrial power distribution.

Up to 4000 Amps

Available up to 4000 amps to address the full range of commercial, industrial, and institutional low-voltage power distribution requirements.

Dead-Front Construction

Dead-front switchboard construction per UL 891 requirements, providing a safer interface for operation and maintenance.

Engineered Configurations

Switchboard configurations developed around project-specific requirements and applicable electrical specifications.

Specification-Driven Manufacturing

Manufacturing approach aligned with project specifications, supporting engineers and contractors through the project process.

Technical Documentation

Technical documentation support to assist engineers, contractors, and project teams with project requirements.

Applications

Where Rubicon Switchboards Are Used

Rubicon low-voltage switchboards are designed for power distribution applications across a broad range of commercial, industrial, and institutional project types.

Commercial Buildings

Office buildings, retail centers, hospitality facilities, and mixed-use developments.

Industrial Facilities

Heavy industrial plants, process facilities, and industrial power distribution infrastructure.

Manufacturing

Production facilities, assembly plants, and manufacturing electrical distribution systems.

Data & Technology Facilities

Data centers, technology facilities, and critical power distribution infrastructure.

Institutional Facilities

Healthcare facilities, educational institutions, government buildings, and institutional power systems.

Infrastructure

Transportation facilities, utilities, and public infrastructure electrical distribution.

Ready to Discuss Your Project?

Contact Rubicon Power Systems to discuss your switchboard requirements. Our team is ready to work with engineers, contractors, distributors, and project teams.