Engineered and Built for Mission Critical Facilities

E+I Engineering’s UL1558 brings together the standard components and circuit breakers from the leading manufactureres to deliver a solution that meets the requirements of each client. The standard design of UL1558 switchgear facilitates expedited manufacturing and delivery time allowing end users to meet tight deadlines.

  • Available in ratings up to 1000A with a proven short circuit rating of 200kAIC
  • Standard section widths of 18″, 22″, 32″ and 28″
  • Silver plated busway as standard; tin plated and insulated copper busway available on request
  • Close coupled transformer
  • UL1066 circuit breaker
  • All access switchgear for ease of installation and maintenance
  • Integration of energy monitoring equipment and in-house PLC programming
  • Modular construction ensures switchboard can be fully extended as necessary
  • Active harmonic filters and integral power factors can be integrated if necessary