The YCW9X series integrated circuit breaker is a technologically advanced protection device designed for modern power distribution systems. This breaker combines isolation functionality with compact size and high breaking capacity, making it ideal for various industrial and commercial applications.

With rated currents ranging from 200A to 1600A and available in both 3P and 4P configurations, the YCW9X offers flexible solutions for different power system requirements. The breaker features comprehensive protection functions including overload long delay, short circuit delay, and instantaneous protection.

The intelligent controller provides multiple protection curves (Standard inverse, Fast inverse, and Universal inverse time) to match various load characteristics. Advanced features include thermal memory function, neutral line protection, and ground fault protection with adjustable parameters.
Key technical specifications include:

The YCW9X breaker is designed for reliable operation in various environmental conditions with ambient temperature range of -5°C to +40°C and installation altitude up to 2000m. Optional features include communication interface (MODBUS protocol), temperature monitoring, and pressure recloser function for distributed power applications.
Xcellent experience overall. The shipping was remarkably fast and efficient. The package arrived well ahead of the estimated delivery window, which was a pleasant surprise. Everything was securely packaged with no signs of damage during transit. The quality of the breakers appears to be top-notch upon initial inspection; the build feels solid and the components look precisely manufactured. Customer service was responsive and helpful when I had a pre-sale inquiry, providing clear information promptly. While I haven't installed the units yet for operational testing, the initial impressions regarding logistics and product presentation are very positive. The ordering process was straightforward, and all documentation was included as specified. This level of attention to detail in packaging and communication reflects well on the supplier's professionalism. I am confident based on these factors that the products will perform as expected in our industrial distribution setup. The entire transaction, from placement to receipt, was handled smoothly without any complications or delays. It's reassuring to find a reliable source for such critical electrical components.
Quick delivery and excellent packaging. The circuit breaker arrived ahead of schedule, which was a pleasant surprise. The outer box was sturdy and showed no signs of damage during transit. Inside, each unit was individually wrapped and secured, preventing any movement or potential harm. The overall logistics experience was seamless and highly professional. Regarding quality, the components feel robust and well-manufactured. The construction appears solid, and the materials used seem durable, which is crucial for industrial applications. The finish is clean, and all parts align correctly, indicating good attention to detail during production. The service provided was commendable. Communication was clear and prompt from the moment the order was placed. Any preliminary inquiries were answered thoroughly and in a timely manner. The process was straightforward, and the support team was helpful and courteous throughout. This combination of efficient logistics, apparent high quality, and responsive service made for a very satisfactory procurement experience. I would feel confident in ordering again based on these aspects alone.
We were thoroughly impressed with the overall experience of ordering the Wholesale YCW9X Molded Case Circuit Breaker. The logistics were handled exceptionally well; the shipment arrived ahead of schedule, which was a pleasant surprise and greatly minimized any potential downtime in our industrial operations. Everything was securely packaged, ensuring that the items were in perfect condition upon arrival. In terms of quality, the circuit breakers appear to be robust and well-manufactured, meeting our expectations for industrial-grade components. The customer service team was highly responsive and professional, promptly addressing our inquiries and providing clear updates throughout the process. We appreciate the seamless coordination and the effort put into ensuring a smooth transaction. This level of efficiency and attention to detail makes us confident in considering future purchases. We highly recommend this supplier for their reliable delivery and excellent support.
Zippy delivery service ensured the circuit breakers arrived much sooner than anticipated, which was a pleasant surprise. The packaging was robust and secure, preventing any damage during transit. Quality-wise, the units feel solid and well-manufactured, with no visible defects or issues upon inspection. Customer support was responsive and helpful when I had a query, providing clear answers promptly. Overall, a smooth and satisfactory experience from start to finish.
Great experience with this purchase! The shipping was incredibly fast and reliable, arriving well ahead of schedule without any delays. Goods arrived in perfect condition, securely packaged to prevent any damage during transit. Quality-wise, the product appears robust and well-manufactured, meeting my expectations for industrial-grade components. Customer service was outstanding; the team was responsive and helpful throughout the process, addressing my queries promptly. Overall, a smooth and satisfactory transaction that I'd highly recommend for anyone in need of reliable electrical protection devices.
Quick delivery and reliable shipping made the entire process smooth. Quality appears robust and durable, meeting industrial standards. Service was prompt and helpful, with clear communication throughout. Overall, a satisfactory purchase experience without any hitches.
Received the YCW9X Molded Case Circuit Breaker recently, and I must say the overall experience was quite satisfactory. Regarding logistics, the delivery was prompt and well-handled; the package arrived ahead of schedule without any damage, which is always a relief for industrial orders. The quality of the product appears robust and durable, with solid construction that meets our expectations for industrial applications. As for service, the support team was responsive and helpful in addressing my queries, making the purchasing process smooth and efficient. Really appreciate the attention to detail in packaging and communication throughout.
Xcellent experience overall! The shipping was incredibly fast, arriving much sooner than expected, which minimized our project downtime. The product quality appears robust and well-manufactured, meeting industrial standards without any visible defects. Customer service was responsive and helpful, promptly addressing my inquiries with clear communication. Highly recommended for wholesale buyers seeking reliable electrical components.
Upon receiving the Wholesale YCW9X Molded Case Circuit Breaker, I must highlight the exceptional logistics that ensured a swift and secure delivery. The packaging was robust, preventing any damage during transit, and the shipment arrived ahead of schedule, which is crucial for our industrial operations. Regarding quality, the product appears well-constructed with durable materials, meeting our expectations for reliability in low-voltage applications. The service provided was outstanding; the support team was responsive and helpful throughout the ordering process, addressing all inquiries promptly. Overall, a highly satisfactory experience that reinforces our trust in this supplier for power distribution needs.
The shipping was incredibly fast and well-handled, arriving ahead of schedule without any damage. Top-notch quality that feels durable and reliable for industrial settings. The customer service team was very responsive and helpful throughout the process, making everything smooth and stress-free.