How did it all begin?
From ensuring electrical safety to leading sustainability and efficiency, Air Circuit Breakers (ACBs) are the result of collective commitment and the continuous evolution of a team passionate about innovation.
Download timelineThe commitment of an entire team
How do ACBs revolutionize your operations today?
Advanced Protection
A complete set of integrated solutions to protect any electrical installations.
Energy Efficiency
Optimizes energy consumption, reducing operational costs and supporting sustainability.
Smart Connectivity
Seamlessly integrates with automation systems and energy management platforms, enhancing control and provide real-time system insights.
24/7 Reliability
Ensures operational continuity, even in industrial and critical infrastructure environments, maintaining uninterrupted performance.
SACE Emax 2
From a traditional circuit breaker to a real Power Manager. SACE Emax 2 embeds more and more functionalities to become the all-in-one solution able to manage the low-voltage distribution systems.
See moreLeading innovation in circuit protection
Performance
Four sizes available, ensuring high performance in compact dimensions. Triple marking certification (IEC, UL, CCC). Certified for Class 1 active energy measurement according to IEC61557-12, guaranteeing accuracy and reliability.
Control
The All-In-One solution capable of managing any grid conditions with advanced functions such as Load Shedding, Power Controller, ATS, Interface Protection, Synchrocheck logics, and Adaptive Protection for maximum efficiency.
Connectivity
Seamless integration into automation and energy management systems with 8 supported protocols. Remote access with embedded Bluetooth Low Energy for real-time control.
Ease of use
Easy and safe operation and maintenance with plug & play accessories. User-friendly commissioning tools simplify setup and usage. Future-ready platform that evolves via ABB Ability Marketplace™, ensuring long-term adaptability.
The future of ACBs starts today
What's next? Be part of the next chapter in Electrification. Discover how innovation shapes the future!