The ABB part XT3SU3125AFF000XXX is a high-quality and reliable molded case circuit breaker. It is designed to provide excellent protection for various electrical systems and applications. With a rated current of 125A and a rated voltage of 690V, this circuit breaker is suitable for use in a wide range of industrial and commercial settings. The XT3SU3125AFF000XXX features advanced technology and a compact design, making it easy to install and maintain. It also offers various protection functions, including overcurrent and short-circuit protection, ensuring the safety and efficiency of your electrical system. With its durable construction and superior performance, this ABB circuit breaker is an excellent choice for your power distribution needs.