The ABB ST203M-K20 is a high-performance miniature circuit breaker designed for dependable electrical protection in residential, commercial, and industrial applications. With a 20A current rating, this compact device ensures optimal safeguarding against overloads and short circuits, enhancing the safety and longevity of your electrical systems. It features a 3-pole configuration, providing comprehensive protection across multiple circuits. The ST203M-K20 is engineered with advanced technology to provide quick and reliable tripping while minimizing downtime and maintenance requirements. Its robust construction and high-quality materials guarantee durability and consistent performance over time. Easy to install and integrate into existing systems, the ABB ST203M-K20 offers peace of mind with reliable protection and conforms to international safety and performance standards. Trust ABB's expertise and innovation to protect your electrical infrastructure efficiently and effectively.