UL 891 Switchboard

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SAI offers a wide range of Low Voltage Switchboards built in full compliance to NEMA and UL standards. These Switchboards envelop the best footprint in the industry with the additional flexibility to utilize breakers, protective relays, monitoring, control components and devices from all major manufacturers.

Our exacting standards support even the most demanding of applications. Every board design goes through a rigorous review by our experienced engineers followed by in-house manufacturing and testing according to our quality assurance processes and procedures. Tested and proven for high-end performance and reliability, our Switchboards keep the power on for mission critical equipment in every branch of industry.


  • Nema 1 enclosures

  • Main bus ratings up to 6,000A

  • Voltage ratings up to 600VAC

  • Short circuit ratings up to 100kAIC

  • Seismic certified and tested to IBC 2015 and CBC 2016

  • Voltage: Up to 600V

  • Ampacity: up to 6,000A

  • Short Circuit Rating: up to 200kA

  • Breakers: UL 489 Molded Case, UL1066/ANSI Insulated Case

  • Agency Listing: UL 891, C-UL Canada and ANSI

  • Access: Front and Rear, Side, Front Access only

  • Seismic Information: Compliant with IBC 2015 by Analysis

  • Cable Entry: Top or bottom