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    Masterpact™ MTZ Circuit Breakers

    Be ready for current and future challenges with Masterpact MTZ circuit breakers.

    Download white papers

The Legendary Performance of Masterpact

At Schneider Electric, we’ve been setting the standard in air circuit breakers since 1987. We did it first with the Masterpact™ M, and then with the groundbreaking Masterpact NT/NW circuit breakers. Each Masterpact innovation has incorporated the most advanced features and has established a legendary reputation for power up-time and protection against cable overloads, short circuits, and insulation faults — even in the toughest environments.

And our latest Masterpact innovation? The Masterpact MTZ circuit breaker, with advanced IoT connectivity and seamless integration with building and energy management systems through Schneider Electric’s EcoStruxure Power architecture.

The New Masterpact MTZ


Masterpact MTZ circuit breakers prepare you for the future of power distribution. Smart connectivity. Remote monitoring. Easy customization via digital modules. Masterpact MTZ circuit breakers bring the future-ready EcoStruxure Power capabilities you need to build smart, secure, and sustainable power distribution systems:

  • Smartphone connectivity for wireless alerts and maintenance
  • Precision Class 1 power meter built in for energy-saving capabilities
  • Easy customization via digital modules
  • Intuitive Micrologic™ X control unit
  • Robust performance, even in harsh environments
  • Demonstrated compliance with standards

With Masterpact MTZ breakers, enhanced connectivity equips you for the future of power distribution.

Available from 800 A to 6000 A.

Power Distribution Is Changing


Smart cities. Smart grids. Smart buildings. Smart industries. The world is becoming more connected, electric, digitized, decarbonized, and decentralized. Power distribution is facing new regulations, becoming more seamless and connected, but also becoming more dispersed and vulnerable.

An EcoStruxure™ Power connected product, the Masterpact MTZ air circuit breaker takes the lead in power uptime and energy efficiency. Building on the legendary performance, reliability, and safety of the Masterpact range — the Masterpact MTZ circuit breaker is future ready.


  • Healthcare facilities
  • Large buildings with critical applications
  • Data Centers
  • Manufacturing
  • Amount of available energy consumed by buildings worldwide

    UN Report: World Urbanization Prospects, 2014

  • Level of increase in global industry energy demand by 2050

    UN Report: Global Industrial Energy Efficiency Benchmarking, 2010

  • Number of smart, connected devices by 2020

    Cisco White Paper: The Internet of Things: How the Next Evolution of the Internet Is Changing Everything, 2011

  • Expected up-time for buildings worldwide

Multiple Sizes and Ratings to Meet Your Requirements

  • Masterpact™ MTZ Circuit Breakers Future ready for the connected world

    An overview of Masterpact MTZ circuit breakers...learn what it means to be future ready.