Zhejiang Zhongkai Electric Co.， Ltd.， founded in 1999， is a high-tech company specializing in manufacturing KB0 series control and protective switching devices (CPS) based on the technology and development of Shanghai Electrical Apparatus Research Institute. With its advanced facilities and technology， our company has introduced many new products (KB0 series) into the markets in the last few years. KB0 products are available for being widely used in motor control center (MCC) in various sectors such as petrochemical industry， iron and steel industry， metallurgy industry， mechanical industry， light industry， utilities and buildings. The KB0 model is function combination product with single structure， it is not composed of isolated elements， specifically， it doesn't contain contactor， circuit breaker or elements of contact and breaker， it is just the combination of functions. It is the "State Technical Reserve Project" authorized by Machinery Industry Ministry. If you are interested in any of our products， please feel free to contact us. We are looking forward to receiving your inquiries.
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