Reliable DC Circuit Breaker Supplier for OEM and ODM with ISO9001 and CE Certification

The WSB9Z-80 circuit breaker is engineered for DC applications with a rated voltage of up to 1000V and a rated current range of 6A to 80A. It offers robust protection against overload and short circuits, ensuring the safety and reliability of electrical systems. This breaker is particularly suitable for use in communication infrastructures and photovoltaic systems, where stable DC power is critical.

With pole options including 1P, 2P, 3P, and 4P, the WSB9Z-80 provides flexibility for various installation requirements. It features C type trip characteristics, which are ideal for circuits with moderate inrush currents, such as those found in lighting and motor applications. The rated insulating voltage is 1000V, and it supports operating voltages of DC 250V, 500V, 750V, and 1000V, making it versatile for different DC power setups.

The breaking capacity of the WSB9Z-80 is 10kA for ultimate short-circuit breaking (Icu) and 7.5kA for service short-circuit breaking (Ics), ensuring high performance under fault conditions. It has a mechanical life of 20,000 operations and an electrical life of 4,000 operations, demonstrating durability and longevity. The product is designed for DIN rail mounting, which simplifies installation and saves space in electrical enclosures.

Certifications include ISO9001-2000, CE, CB, and CCC, affirming compliance with international quality and safety standards. The arc-extinguishing medium is air, and the operation is electric type, providing efficient and reliable circuit interruption. Functions include conventional circuit breaker protection, circuit-breaker failure protection, overcurrent protection, and overvoltage protection (OVP), enhancing system safety.

For customization, the WSB9Z-80 supports ODM and OEM cooperation, allowing tailored solutions to meet specific client needs. The production line is 100% automatic, ensuring consistent quality and precision. This product is ideal for factories, wholesalers, and suppliers looking for high-quality DC circuit breakers for industrial and renewable energy applications.