Switchgear & ATS


Steiner offers switchgear for emergency/standby, energy management and paralleling generator applications. Using reputable, proven manufacturers combined with a solid understanding of the power industry, Steiner representatives can lend application and technical support for virtually any application.

  • Steiner offers several manufacturers of automatic paralleling switchgear to meet any need—emergency standby, prime power and energy management.
  • During emergency situations, when utility power fails or fluctuates outside acceptable voltage or frequency levels, generator switchgear starts the standby system and connects it to the load.
  • Generator switchgear synchronizes, parallels and automatically starts the number of generator sets to match the size of the load.


  • Utility to generator paralleling and generator to generator paralleling options.
  • Single and multiple genset arrangements for parallel to add capacity or parallel to add redundancy
  • Open transition, closed transition and generator soft loading transfer options.
  • Fixed or draw out circuit breaker configurations.
  • Meets applicable UL, ANSI and IEEE standards.
  • Engineering capability to offer virtually any protective relaying, control and monitoring requirements.


Steiner offers the industry leading manufacturers of transfer switches and the flexibility to match any power requirement.

  • Safe dependable protection for any facility that requires backup power.
  • Steiner offers UL 1008-listed power switching mechanisms that transfer to an emergency source in under 1/6 second (Transfer time between live sources).
  • ATS ratings from 30 Amps through 4000 Amps.
  • ATS are available in non-automatic, automatic, open transition, delayed transition, closed transition and bypass isolation configurations. Also available are service entrance type ATS.
Please contact your Steiner application engineer or call 1-800-STEINER (783-4637) for more information.