We own modern production lines and high controlling equipment with scientific administration , professional engineers, high trained technicians and skilled workers. YUANKY integrates R & D, production, sales, and service to form a complete electronic and electrical solution. YUANKY mainly produces circuit breaker, fuse , contactor & relay, socket & switch, distribution box, surge arresters etc. Our products meet national standards and industry standards. We have got certificates for our hot selling products, such as CB,SAA,CE, SEMKO, SEMKO,UL certificates etc. We have a whole set of testers and all of our products will be tested before leaving our factory. YUANKY has sold products to over 100 countries around the world and is gradually gaining reputation in both quality and reliability.
OEM is one of the most important service of our factory. We have professional groups in moulds developing, packing design, printing and skilled workers.
A DC circuit breaker is an essential safety switch protecting solar, battery, and EV systems from overloads and short circuits. Because direct current never crosses zero, it produces a continuous arc that requires active magnetic blowout and arc-chute suppression. This guide covers its working principle, AC vs DC differences, and key selection tips. Read More
Learn what high voltage electrical systems are, why high voltage is used, where it is applied, and what equipment and safety factors are important for high-voltage power systems. Read More
A tripping breaker is caused by overload, short circuit, ground fault, arc fault, or a faulty appliance. Reset: unplug devices, switch OFF, then ON, once only. Never bypass or repeat. If it trips, or you see sparks/smells/scorch, call an electrician. Read More
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