The NB2-40ZT Smart Miniature Circuit Breaker offers comprehensive electrical protection, safeguarding circuits against overload, short-circuit, overvoltage, and undervoltage. Beyond standard protection, this intelligent device enables remote control, provides real-time electrical parameter measurement (voltage, current, power), and allows for networking via RS485 or Bluetooth. It's an ideal solution for modernizing power distribution, enhancing efficiency, and ensuring robust safety in diverse environments, from residential and smart buildings to commercial and industrial electrical systems.