Enclosed Circuit Breakers

ABB’s new SACE Tmax™ XT and SACE FORMULA A2 enclosed circuit breakers come with expertise built in. Containing all of ABB’s high performance breaker technology, they’re housed in a convenient enclosure ideal for nearly any application or location. Now it’s easier than ever to satisfy customer demands, from project specification right through to project delivery.


  • Just one versatile enclosure for each breaker frame serving multiple trip unit types for breaker configurations from 15 to 1200A
  • Explore a full range of performance and protection, suitable for general purpose or rainproof surface mounting
  • Tailor your configuration with ABB’s empower software


  • Best in-class solutions supported by global expertise and local service
  • Optimize solutions with expert consultation and guidance
  • Easy scalability with wider ABB portfolio


  • Plug and play with ready-made UL/cUL certified solutions
  • Automated reordering via empower for easy fulfilment
  • Full guided support for GE transition
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