We Buy and Sell New, Used, Reconditioned, Obsolete and Surplus Circuit Breakers, Transformers, Switches/Disconnects, Motor Controls, Bus Plugs, Panelboards, Fuses and more for Residential, Commercial, and Industrial purposes. By using Kisen Energy's Digital Cloud + Optical Storage and Charging Integration Solution, the above problems can be effectively solved, operational efficiency can be improved, management costs can be reduced, carbon emissions can be lowered, and green and sustainable development can be achieved. Our own transformer line & essential hardware always in stock — so you never wait on parts. We demagnetize, TTR test, and check resistance on every unit — keeping results below 0. 5% variance from ANSI/IEEE. Founded in 2004, Shanghai DADA ELECTRIC Co., Ltd is acknowledged as one of the most respected nationwide manufacturers and exporters of low voltage CIRCUIT BREAKER in China. The Group, comprising 3 factories, owns a production area of 52, 400m² And employs more than 500 staff. Schedule a. Whether you're managing a commercial facility, upgrading industrial systems, or simply replacing a faulty breaker switch, we have the inventory and experience to support your needs. We specialize in commercial and retail electrical sales, offering new, used, surplus, and even obsolete circuit. welcome to visit CNSK Electric Group limited company official website! Specializing in the development and production of 35kv, 24kv, 10kv, 0. 4kv high and low voltage switchgear, outdoor box-type substations, DC power supply devices, power transformers, automatic control devices and circuit breakers.