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China Ring Main Unit Manufacturer, Supplier, Factory

In the past few years, our firm absorbed and digested highly developed technologies equally at home and abroad. Meanwhile, our business staffs a group of experts devoted on the growth of Ring Main Unit, SRM6-12, We warmly welcome pals from all walks of everyday living to cooperate with us.
Ring Main Unit, In order to make more people know our goods and to enlarge our market, now we have devoted a lot of attention to technical innovations and improvement, as well as replacement of equipment. Last but not the least, we also pay more attention to training our managerial personnel, technicians and workers in planned way.

Hot Products

  • Electrical Potential Transformer

    Electrical Potential Transformer

    The JDZ9-10 Electrical Potential Transformer operates in ambient temperatures ranging from -5℃ to +40℃ and offers insulation levels of 12/42/75 kV and 7.2/30/60 kV. With a power factor of cosφ = 0.8, it supports rated frequencies of 50 Hz or 60 Hz for reliable performance.
  • Indoor Vacuum Circuit Breaker

    Indoor Vacuum Circuit Breaker

    The ZN63-12 Indoor Vacuum Circuit Breaker is designed for 12kV/50Hz three-phase systems, providing protection and control in industrial settings. It integrates a spring-operated mechanism and is available in fixed or withdrawable configurations.
  • Vacuum Load Switch

    Vacuum Load Switch

    FZN25 Vacuum Load Switches control and protect AC grids, with combined models interrupting short-circuit currents. Compact with unique linkage and earthing shutters, they support electric operation.
  • Outdoor Boundary Vacuum Load Switch

    Outdoor Boundary Vacuum Load Switch

    FZW28-12F Outdoor Boundary Vacuum Load Switch is designed for 12kV, 50Hz three-phase systems, enabling load switching and short-circuit making. It supports automated protection in substations and power grids, especially in frequently operated locations.
  • Indoor High Voltage Vacuum Circuit Breaker

    Indoor High Voltage Vacuum Circuit Breaker

    ZN85-40.5 Indoor High Voltage Vacuum Circuit Breaker is designed for 40.5kV, 50Hz indoor systems. It reliably switches and interrupts load, overload, and short-circuit currents, making it ideal for frequent operations in power plants, substations, and industrial facilities.
  • Solar Grid-Connected Panel

    Solar Grid-Connected Panel

    BWG Solar Grid-Connected Panel features dual-mount options, modular design, brand components, robust safety, high breaking capacity, weatherproof finish and flexible expansion for versatile use.

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