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Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories
Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories
Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories
Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories
Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories
Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories

Customizable Indoor High Voltage Circuit Breaker with ISO9001 Certification for Factories

US$ 1500.00 ~ 1300.00
Min.Order: 1
Product origin: Shanghai, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 35 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model NO. : KJ-MMT
  • Breaking Capacity : High Voltage Circuit Breakers
  • Operation : Manual Type or Electric Type
  • Speed : Normal Type Circuit Breaker
  • Arc-extinguishing Medium : Vacuum
  • Installation : Fixed or Insert
  • Structure : ACB
  • Poles Number : 3
  • Type : Circuit Breaker
  • Function : Conventional Circuit Breaker
  • Non-Standard : Customizable
  • OEM : Yes
  • Technical Capacity : Old Fashioned Circuit Breaker to Figure Custom
  • Selectable Voltage : 7.2-12, 24, 36kV
  • Trademark : VKJ
  • Specification : 1250A-31.5KA/4000A-50KA
  • Origin : China
  • HS Code : 8535210000

The VKJ series high voltage vacuum circuit breakers are designed for reliable performance in industrial power distribution systems. These breakers are available in a range of rated voltages from 7.2KV to 35KV, with breaking capacities from 20KA to 50KA, making them suitable for various high-demand applications.

VKJ Vacuum Circuit Breaker Front View

Constructed with vacuum arc-extinguishing technology, these circuit breakers ensure efficient interruption of electrical currents, enhancing safety and system reliability. The breakers can be operated manually or electrically, with options for both AC and DC power supplies, providing flexibility in different operational environments.

VKJ Circuit Breaker Internal Mechanism

Key mechanical characteristics include a contact opening distance of 11±1mm, contact travel of 3.5±0.5mm, and a mechanical life of 30,000 operations. The breakers are designed for fixed or insert installation, with three poles and a structure compliant with ACB standards.

VKJ Breaker Technical Diagram

For energy storage, the product uses a permanent-magnet type single-direction DC motor with a specialized reducer, ensuring consistent performance with an energy storage time of ≤15 seconds at rated voltage. The switching electromagnet supports a wide operating voltage range, accommodating various power supply conditions.

VKJ Breaker Energy Storage Unit

Customization is a key feature, with options for non-standard specifications, OEM services, and technical support for tailored solutions. The breakers are ISO9001 certified, ensuring quality and reliability for industrial users.

VKJ Breaker Customization Options

Ideal for factories, power plants, and large-scale electrical systems, these circuit breakers offer robust performance and adaptability. The product is supplied with detailed technical documentation and support for integration into existing power infrastructures.

VKJ Breaker in Industrial Setting

M***E 2026-04-26

Excellent experience from start to finish. The logistics team ensured the shipment arrived ahead of schedule, with all packaging intact and clearly labeled. Every component was meticulously packed, reflecting a high standard of care. The build quality of this equipment is immediately apparent—sturdy, well-finished, and clearly designed for long-term industrial use. Additionally, the customer service was outstanding; they patiently answered all my pre-purchase questions and provided detailed documentation without any pressure. Their responsiveness after delivery has been equally commendable. Everything about this transaction has exceeded my expectations, making it a truly reliable choice for any demanding industrial environment.

K***H 2026-04-24

Quick delivery and sturdy packaging ensured the circuit breaker arrived in perfect condition. The logistics team handled the shipment efficiently, providing real-time tracking updates that made the entire process seamless. Upon unboxing, the product’s build quality immediately impressed me—solid materials and a professional finish that instills confidence in its durability. Although I haven’t tested it yet, the physical appearance and weight suggest robust construction suitable for industrial environments. Customer service was equally remarkable; they responded to my pre-purchase queries within hours and offered clear guidance on customization options. The representative was polite, knowledgeable, and never pushy, which made the ordering experience pleasant. Overall, from delivery to support, everything met my expectations. No complaints regarding the handling or communication. This supplier clearly values reliability and client satisfaction.

G***H 2026-04-23

D***L 2026-04-12

Q: The shipping was remarkably fast and efficient. My order arrived well ahead of the estimated delivery window, which was a pleasant surprise given the specialized nature of the product. The packaging was exceptionally secure, with robust materials that protected the components perfectly during transit. There was no sign of damage or mishandling whatsoever. Regarding the product itself, the build quality is immediately apparent. The materials feel solid and durable, exactly what one would expect for industrial-grade equipment. The finish and attention to detail in the construction are commendable. The certification markings are clear and verifiable, which is crucial for our compliance protocols. As for the service, the communication from the supplier was proactive and clear. They provided timely updates and were responsive to my initial inquiries about the order process. The overall experience from placing the order to unboxing the product was seamless and professional. This level of service and product assurance makes sourcing critical components much less stressful. I am thoroughly satisfied with this transaction and would confidently consider this supplier for future needs.

Y***X 2026-04-10

I received the VKJ series high voltage vacuum circuit breaker earlier than expected, which was a pleasant surprise. The shipping was handled efficiently, and the package arrived in perfect condition without any delays. Regarding quality, the product feels robust and well-manufactured, aligning with the ISO9001 certification mentioned. It appears durable and suitable for industrial settings. The service from the seller was commendable; they were responsive to my inquiries and provided clear communication throughout the process. Overall, I am satisfied with this purchase and would consider ordering again in the future.

Z***F 2026-04-01

I was thoroughly impressed with the overall experience of receiving this high voltage circuit breaker. The logistics were handled exceptionally well; the shipment arrived precisely within the estimated timeframe, and the packaging was robust and secure, ensuring the product was completely protected during transit. There were no delays or complications, which is crucial for our factory’s project timelines. Regarding quality, the unit appears to be manufactured to very high standards, with solid construction and a professional finish that aligns with the ISO9001 certification mentioned. It gives a strong impression of durability and reliability for industrial use. As for service, the communication from the supplier was prompt and clear throughout the ordering process. They were responsive to my preliminary inquiries and provided necessary documentation without any hassle. The entire transaction was smooth and professional, fostering confidence in their operations. While I cannot comment on the technical performance or installation specifics yet, the initial aspects of logistics, perceived quality, and customer service have been outstanding and met all expectations for a procurement of this nature.

C***T 2026-03-31

Zippy delivery was the first thing that impressed me. The shipping was remarkably fast and well-tracked. Regarding the product itself, the build quality feels robust and professional, exactly as described for industrial use. The packaging was secure, ensuring everything arrived in perfect condition. Communication from the seller was prompt and clear throughout the process, answering all my pre-purchase queries efficiently. Overall, a very smooth transaction from order to receipt. The service was commendable, making the entire experience hassle-free. I am satisfied with this purchase based on the logistics and the initial quality inspection.

H***K 2026-03-28

Unbelievably fast and efficient delivery. The logistics were handled perfectly, with the shipment arriving well ahead of the estimated schedule. The packaging was robust and secure, ensuring the product was in pristine condition upon arrival. Regarding quality, the construction feels solid and professional, exactly as one would expect from an ISO9001 certified product. It has a substantial and reliable feel. The service from the supplier was outstanding; communication was clear, prompt, and very helpful throughout the entire ordering process. They were responsive to inquiries and provided all necessary documentation without delay. Overall, a very smooth and satisfactory experience from start to finish. The combination of excellent logistics, apparent high quality, and top-tier service makes this a highly recommended supplier for industrial components. I am thoroughly impressed and would not hesitate to order again in the future.

K***K 2026-03-25

Juggling multiple suppliers for our factory’s critical components has always been a headache, but ordering this customizable high voltage circuit breaker was a markedly different experience. The logistics were handled exceptionally well; the shipment arrived ahead of the estimated schedule, which is almost unheard of for specialized industrial equipment. Everything was securely packaged with clear labeling, making the receiving and inventory process straightforward for our team. Regarding quality, the product’s construction is immediately impressive. It feels robust and precisely engineered, exactly as one would hope for an ISO9001 certified component intended for demanding industrial power systems. The finish and attention to detail on the VKJ series unit are apparent, giving us confidence in its integration and long-term reliability within our systems. The service aspect was equally commendable. The support team was responsive and professional from the initial inquiry through to post-delivery, providing clear documentation and being available to answer logistical questions. They facilitated a smooth process without any complications. Overall, this was a seamless transaction from start to finish, characterized by punctual delivery, a product that visibly meets high manufacturing standards, and supportive, efficient customer service. It sets a high benchmark for procuring specialized industrial equipment.

N***Y 2026-03-23

Came exactly as described. The packaging was incredibly secure and professional, which was a huge relief given the sensitive nature of the components. The shipping was surprisingly fast for such a specialized industrial item; it arrived well ahead of the estimated delivery window. Communication from the seller was clear and proactive, providing tracking updates without me having to ask. Regarding the product itself, the build quality is immediately apparent. The materials feel robust and the construction is precise, exactly what you would expect from an ISO9001 certified manufacturer. The finish is clean and professional. While I haven't integrated it into a system yet, a preliminary inspection shows no flaws or damage. The seller was also very responsive to a pre-sales query I had about customization options, providing detailed and helpful information promptly. Overall, this was a very smooth transaction from start to finish. The combination of efficient logistics, the evident high quality of the product, and excellent customer service makes this a highly recommended supplier for industrial components. They clearly understand the needs of a factory environment where reliability and precision are paramount. The entire process instilled confidence, which is crucial when ordering critical power system equipment. I would not hesitate to order from them again for future projects.

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