Vacuum Interrupter

777 electric technology co., ltd. is a technology-based enterprise focusing on the research and development, design, production, sales and service of 1.14-40.5kv vacuum interrupter with China vacuum interrupter manufactures and suppliers as its core industry. The main products are suitable for aas filling cabinets. Sturdy cabinet. Indoor vacuum circuit breaker, outdoor vacuum circuit breaker. Load switch and other products and fixed sealing rod series products.
Vacuum interrupter has the advantages of small volume, high insulation level, low closing value, long service life and convenient maintenance.
Our company has an experienced team of engineers with 10 years of experience in the sales and product of each product, and can solve the pre- and post-sales experience for customers.
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  • 777 electrical 12kV series vacuum arc extinguishing chamber adopts ceramic insulating shell, 630a20ka vacuum circuit breaker, intermediate seal or built-in fixed shielding tube, and copper chromium alloy contact material. The structural design of cup-shaped longitudinal magnetic electrode is optimized to make the electromagnetic field distribution uniform and reasonable, and improve the stability of breaking capacity. 777 electrical special complex process improves the insulation level of the product.

  • We are a factory specializing in the production of outdoor 1250A 12kV vacuum interrupters. The vacuum interrupters customized by 777 Electrical Technology Co., Ltd. have long service life, energy saving, material saving, fire prevention, explosion-proof, small volume, long service life, low maintenance cost, reliable operation and no pollution. We look forward to becoming your long-term partner in China.

  • We are a factory specializing in the production of 630A 20KA Vacuum interrupter for load switch,After strict type test and long-term operation assessment, all technical performance indexes have reached relevant national standards.We look forward to becoming your long-term partner in China.

  • We are a factory specializing in the production of 630A 25KA Vacuum interrupter for load switch,The special contact material and electrode design can prevent the contact from fusing. The standard products comply with IEC and IEEE (ANSI) standards, with compact structure and high withstand voltage and high current breaking capacity.We look forward to becoming your long-term partner in China.

  • We are a factory specializing in the production of Vacuum interrupter for indoor load switch ,The optimization of cup-shaped longitudinal magnetic pole structure design makes the electromagnetic field distribution uniform and reasonable, and improves the stability of breaking capacity. Special precision technology improves the insulation level of products.We look forward to becoming your long-term partner in China.

  • We are a factory specializing in the production of Vacuum Interrupter For Outdoor load switch,Used for load disconnect switch to connect and disconnect load current that provides limited load switching capacity.We look forward to becoming your long-term partner in China.

777 has been producing Vacuum Interrupter for many years and is one of the professional Vacuum Interrupter manufacturers and suppliers in china. Our product Vacuum Interrupter is not only high quality but also supports the low price. If you are interested in our products, we will give you a satisfactory price and provide price list. We sincerely welcome new and old customers to visit our factory for consultation and negotiation.