Products

As a professional power transmission and transformation equipment manufacturer in China, USUNE is committed to the research and development and production of high-performance, energy-saving, and environmentally friendly power equipment. The USUNE 3 Phase Onan Distribution Transformer (ONAN) is a new generation of high-performance distribution transformers, featuring a reasonable structure, excellent performance, and reliable quality, covering voltage levels of 10KV, 20KV, and 36KV. The product adopts advanced three-dimensional wound core technology and precision manufacturing processes, effectively reducing energy consumption and noise, achieving three-phase balance, and offering significant energy-saving and environmental advantages. It is widely applicable to urban and rural power grid transformation, industrial and mining enterprises, combined substations, and prefabricated substations, making it a trusted supplier choice for global power distribution projects.

The Usune 1600kVA oil immersed distribution transformer covers voltage ratings of 10kV, 20kV, and 36kV, representing a new generation of high-performance power distribution equipment developed by Zhejiang Usune Electric Co., Ltd. Featuring a 3D wound core structure and utilizing mature manufacturing processes from West Germany, the unit offers a rational design, low losses, and quiet operation, while ensuring balanced three-phase power supply and suppressing third-order harmonics. As a premium manufacturer of power equipment, Usune adheres strictly to domestic and international electrical standards; the unit employs Class A insulation and a fully sealed corrugated oil tank, ensuring excellent environmental adaptability and a long service life.

Usune 2500kVA liquid immersed distribution transformers cover voltage ratings of 10kV, 20kV, and 36kV, representing a new generation of high-performance distribution equipment launched by Zhejiang Usune Electric. These units feature a 3D wound core structure characterized by a gapless magnetic circuit and equal, minimized magnetic path lengths for all three phases. The core limb cross-section approaches a circular shape, effectively addressing common issues found in traditional transformers, such as high losses, excessive noise, three-phase imbalance, and elevated third-harmonic content. Backed by professional imported production lines and rigorous quality control systems, the equipment offers robust short-circuit resistance, excellent environmental adaptability, slow insulation oil aging, and a long service life.

The Usune 4000kVA three phase oil immersed transformer is a new, high-performance power device independently developed by Zhejiang Usune Electric, compatible with 10kV, 20kV, and 36kV voltage levels. It features an innovative 3D wound core structure—characterized by a gapless magnetic circuit and equal, minimized magnetic path lengths across all three phases—offering advantages such as low loss, low noise, three-phase balance, and low third-harmonic content. As a professional Chinese manufacturer of power equipment, Usune has comprehensively optimized the design of the core, coils, tank, and insulation structure. The product delivers outstanding energy-saving and carbon-reduction performance, making it widely suitable for urban and rural grid upgrades, power distribution in industrial and mining enterprises, as well as applications in combined substations and prefabricated modular substations

The Usune 630kVA oil immersed self cooled transformer is a high-performance power distribution unit launched by Zhejiang Usune Electric Co., Ltd., compatible with multiple voltage levels including 10kV, 20kV, and 36kV. Featuring a 3D wound core structure—characterized by a gapless magnetic circuit and compact windings—it offers advantages such as low loss, low noise, three-phase balance, and robust short-circuit resistance. Equipped with Class A insulation and a corrosion-resistant corrugated oil tank, it ensures stable operation and a long service life. As a quality manufacturer in China's power industry, Usune offers a product widely suited for urban and rural grid upgrades, industrial and mining power supplies, and modular or prefabricated substations; its outstanding energy-saving performance makes it a preferred choice for modern power infrastructure.

Usune (Zhejiang Usune Electric Co., Ltd.), a professional electrical equipment manufacturer in China, offers its Three Phase Cast Resin Distribution Transformer, an oil-free, dry-type power transformer that uses air as both cooling and insulation. It boasts core advantages such as fire and explosion protection, environmental friendliness, energy efficiency, low noise, and maintenance-free operation. Utilizing advanced vacuum casting technology and high-quality silicon steel sheets, the product is suitable for indoor power supply scenarios in commercial buildings, hospitals, schools, industrial plants, and subways. Its reliable performance has made it a preferred supplier solution for global power distribution systems. Manufactured under strict quality control in a local factory, it meets international safety and environmental standards.