SHUANGJING feeder switches

SHUANGJING.Founded in 1985, SHUANGJING is a company dedicated to the research, development, and manufacturing of safety electrical products for coal mines. The company’s facility covers an area of 150 mu, with a total floor space of 65,000 square meters. It currently employs 332 staff members, including 81 with associate’s degrees or higher and 72 technical professionals (comprising 4 senior engineers and 18 engineers). The company primarily manufactures a series of explosion-proof electrical products for mining applications. Its core products include: the ZBZ series of intelligent, contactless, vacuum-type lighting, signaling, and coal-drill integrated protection devices; the QJZ/QBZ series of intelligent mining-grade explosion-proof and intrinsically safe (reversible) vacuum electromagnetic starters; the KBZ series of intelligent vacuum feeder switches; the KHP series of mining belt conveyor protection and monitoring devices; the PJG series of high-voltage power distribution equipment; PJGZ series high-voltage electromagnetic starters; QJZ series mining-grade explosion-proof and intrinsically safe multi-circuit combination switches; KXL series high- and low-voltage selective leakage protection devices; and the KZBM intelligent test bench for explosion-proof electrical protection performance. Among these, the KXL-I1(IV) low-voltage selective leakage protection device holds a market share of up to 90% in the domestic coal mining market. The company’s main products can be categorized into the following major groups: feeder switches, electromagnetic starters, integrated lighting protection products, belt conveyor protection devices, combination switches, soft starters, drainage systems, fan switches, high-voltage switches, high-voltage electromagnetic starters, test benches, and quick-connect switches.