Products

Sunway Hanguang manufactures the 11KV Vacuum Interrupter For Railway Circuit Breaker (Model TD325J) for global rail transit projects. The TD325J is engineered for the demanding high-vibration, high-frequency switching environment of metro, intercity and light-rail systems, with high-purity Cu-Cr longitudinal magnetic field contacts (<3A current chopping), imported 316L stainless steel bellows with <0.5% annual leakage rate, IP67 sealing, and vibration-resistant ceramic casing. 50,000 mechanical and electrical operations for high-duty-cycle traction power switching. Trusted by Siemens and CRRC, with 200,000+ units installed globally. Fast 5-10 days lead time. OEM/ODM customization available.

Sunway Hanguang 36KV Vacuum Interrupter For Ring Main Unit (core model VITD 36/2500-25P) is a customized core arc extinguishing unit for high-voltage ring main units, suitable for 50/60Hz systems, with a vacuum degree of ≤1.33×10⁻³Pa, achieving arc-free interruption. As a professional manufacturer with over fifty years of experience in the electrical field, Sunway Hanguang relies on automated production lines and core patents. Its products have passed multiple certifications, with over 300,000 units installed globally, becoming a trusted supplier worldwide and contributing to the construction of green and intelligent power distribution networks.

Sunway Hanguang 24KV Vacuum Interrupter For Ring Main Unit is a core arc extinguishing unit specifically customized for medium-voltage ring main units. As a professional manufacturer with over fifty years of experience in the electrical field, we utilize advanced equipment and core technologies to create this product, suitable for 50/60Hz AC systems. The core models cover three mainstream specifications, specifically addressing the pain points of environmental protection and high-frequency operation in ring main units. The product has passed numerous authoritative tests, with over 400,000 units installed globally, serving more than 60 countries. It is a trusted supplier in the global medium-voltage ring main unit field, contributing to the construction of a green and intelligent power distribution network.

Sunway Hanguang, a professional manufacturer with over fifty years of experience in the electrical field, offers the 11KV Vacuum Interrupter for Ring Main Units, a core arc extinguishing unit specifically designed for medium-voltage ring main units. The core models include VI-RMU-11/630-25 and VI-RMU-11/1250-31.5, compatible with 50/60Hz AC systems. With stringent vacuum control and superior performance, this product specifically addresses the core needs of ring main units. As a reliable China supplier, the company leverages high-end equipment and full-process quality control to create products that meet international and domestic standards, with over 400,000 units installed globally and recognized by globally renowned companies.

Sunway Hanguang, a professional manufacturer with over fifty years of experience in the electrical equipment field, has launched the 11kV Vacuum Interrupter for Contactors, a high-performance vacuum arc extinguishing unit specifically designed for medium-voltage power control systems. This product precisely addresses the shortcomings of traditional arc extinguishing methods, offering advantages such as arc-free switching and long-term maintenance-free operation. Backed by a rigorous quality control system, it is suitable for complex operating conditions across various industries. As a reliable supplier, Sunway Hanguang is bringing this "Made in China" product to the global market, ensuring the stable operation of medium-voltage power systems.

The Sunway Hanguang 7.2kV Vacuum Interrupter for Contactor is a high-performance vacuum arc extinguishing unit specifically designed for medium-voltage control systems. As an experienced manufacturer, the company leverages over fifty years of experience in the electrical field, German and Japanese equipment, and more than 30 patents to overcome the shortcomings of traditional arc extinguishing technologies. This product complies with IEC, GB, and NEMA standards, and has been operating reliably in over 60 countries with over 400,000 units installed. As a reliable supplier, we provide high-quality medium-voltage vacuum arc extinguishing solutions globally.