China Outdoor High Voltage Breaker Switch Manufacturer

Zhejiang Usune Electric Co., Ltd. is a professional high-voltage electrical equipment manufacturer in China, focusing on providing reliable power transmission and distribution solutions to global customers. The Usune GW4 series Outdoor Substation Disconnector Switch is a widely used outdoor AC disconnector switch, primarily suitable for 12kV to 170kV power transmission and distribution systems. As a trusted supplier, Usune strictly adheres to international standards in its production, rigorously controls product quality, and provides comprehensive after-sales service, making the GW4 series the preferred product for power engineering projects.

Zhejiang Usune Electric Co., Ltd. independently develops and manufactures high-performance outdoor AC disconnect switches. These Isolation Switch Outdoor Manual Motorized are widely used in 35kV~170kV AC power transmission and distribution systems. Their core functions include power isolation, ensuring safe maintenance of electrical equipment, long-term carrying of rated load current, and no-load switching of unloaded lines and transformers, as well as busbar switching operations.

Zhejiang Usune Electric Co., Ltd., a professional high-voltage electrical equipment manufacturer in China, has launched the LW36-110 High Voltage Sf6 Circuit Breaker. This product is a three-phase AC 50Hz outdoor high-voltage switchgear suitable for the control and protection of 110kV power transmission and transformation systems. It can also be used as a tie circuit breaker and switching device assembly.

Usune is a professional high-voltage electrical equipment manufacturer from China. Leveraging advanced production equipment and a comprehensive quality management system, they have launched the LW36-40.5 series SF6 Circuit Breaker Outdoor. The product is suitable for 40.5kV, 50Hz AC power grids and can operate stably at altitudes up to 3000m, temperatures as low as -30℃, and in Class IV pollution environments. It provides line control and protection for power plants, substations, and industrial and mining enterprises, making it a reliable professional power equipment supplier.

The Usune LW36-72.5/126KV series 110kV SF6 Switch 2000A 3150A is a key piece of equipment for the control and protection of 50Hz AC power systems. The product adopts internationally leading self-energized arc extinguishing technology and a new spring operating mechanism, featuring long electrical life, high reliability, low noise, and high cost-effectiveness. It is suitable for scenarios with altitude ≤3000m, ambient temperature ≥-30℃, and pollution level ≤IV, and can completely replace similar imported equipment. As a professional manufacturer in China, Usune, with its advanced production equipment, rigorous testing, and comprehensive quality management system, provides an ideal choice for power grid upgrades, new energy grid connection, and industrial power supply.

The Usune Sulfur Hexafluoride Circuit Breaker Switch 126kV (Model: LW36-110) is a high-performance outdoor high-voltage switchgear independently developed and manufactured by Zhejiang Youxin Electric Co., Ltd., a professional manufacturer in China. This three-phase AC 50Hz outdoor high-voltage switchgear is specifically designed for 110kV transmission and transformation systems, integrating control, protection, and switching functions. It employs a unique "thermal expansion + assisted blowing" arc-extinguishing principle and a CTB-1 type spring operating mechanism.