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Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer
Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer
Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer
Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer
Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer
Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer

Free Sample Available – SG65-63 Series 6A-63A MCB, CE CB Certified 230/400V AC Electrical Protection, Verified Manufacturer

US$ 0.55 ~ 0.53
Min.Order: 100
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 7 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : SG65-63 Series
  • Rated Current : 6A,10A,16A,20A,25A,32A,40A,50A,63A
  • Rated Voltage : 230/400V AC
  • Frequency : 50/60Hz
  • Breaking Capacity : 10kA
  • Poles : 1P,2P,3P,4P
  • Mechanical Life : 10,000 operations
  • Operating Temperature : -5°C to +55°C
  • Housing Material : Flame-retardant PA66 (UL94 V-0)
  • Protection Degree : IP20
  • Terminal Capacity : Up to 25mm² conductors
  • Trip Characteristics : B/C/D curves available
  • Certifications : CE, CB, CCC, ISO9001
  • Mounting : DIN rail (35mm)
  • Contact Material : Silver alloy
  • Arc Chamber : Deionization grid design
  • Tripping Mechanism : Thermal-magnetic
  • Connection Type : Screw terminals

We've shipped thousands of these to panel builders and the 10kA breaking capacity handles most residential and light commercial fault conditions without issue — it's a solid workhorse, not a premium industiral unit.

Rated current jumps from 6A up to 63A in 8 steps and teh B, C, or D trip curves let you match load type; typical stock is the C-curve (usually 2-4 weeks for B or D) and we carry 1P, 2P, 3P, and 4P versions.

screw terminals take up to 25mm² conductors so you won't need pigtails, flame-retardant PA66 housing (UL94 V-0) holds up well in tight enclosures, and the silver alloy contacts actually give better arc resistnce than standard copper-alloy breakers in this price bracket.

You want these in a DIN rail panel for branch circuit protection — basically fitting between a main switch and individual loads — but they're not suited for motor protection directly since thermal-magnetic curves aren't adjustable for inrush.

MOQ is 50 pieces per rating or curve, COA comes with each lot and our company can provide third-party test reports on request; lead time is about 20 days or so for non-stock items.

Frequently Asked Questions

What is the minimum order quantity (MOQ) for the SG65-63 series MCB?

Our standard MOQ is 100 pieces per rating and pole configuration, but we can discuss smaller quantities for sample orders or first-time buyers.

Do you provide the CB or CE certificate copy with shipment?

Yes, we include copies of CE, CB, and CCC certificates with each shipment, and we can also share ISO9001 docs upon request.

Can I get the SG65-63 MCB with a C-curve trip characteristic for motor protection?

Absolutely, the SG65-63 is available in B, C, and D curves. For motor protection, we recommend the C-curve, which handles moderate inrush currents.

What is the lead time for a mixed order of 1P and 3P units with different current ratings?

Typically, mixed orders take 15–20 working days after confirmation, depending on stock levels. We keep common ratings like 16A, 32A, and 63A in stock for faster dispatch.

Is the housing material flame-retardant and suitable for high-temperature environments?

Yes, the housing is made of flame-retardant PA66 rated UL94 V-0, and the MCB operates reliably between -5°C and +55°C, so it's fine for most industrial and residential panels.

W***R 2026-01-31

The shipping was incredibly fast and well-handled. Took less time than expected to arrive, and the package was secure without any damage. Impressed by the efficiency of the delivery service. The product itself feels sturdy and well-made, exactly as described. It has a solid construction that inspires confidence for electrical safety applications. Customer support was responsive and helpful when I had a pre-purchase inquiry. They answered promptly and provided clear information. Overall, a very smooth transaction from start to finish. Would definitely consider purchasing from this seller again for similar electrical components. The combination of reliable logistics, apparent quality, and good service makes this a recommendable experience.

F***Y 2026-01-17

Prompt delivery and excellent packaging ensured the product arrived in perfect condition. The build quality feels robust and reliable, exactly as described. Customer service was responsive and helpful throughout the process. Very satisfied with this purchase.

L***L 2025-12-28

Absolutely fantastic experience from start to finish. Arrived much sooner than the initial estimated delivery window, which was a very pleasant surprise. The packaging was exceptionally secure and professional, clearly designed to protect the contents during transit. Every unit was individually wrapped and there was no sign of any damage or rough handling. Regarding quality, the breakers feel solid and well-constructed. The terminals are robust, the switching action is crisp and positive, and the markings are clear and legible. They fit perfectly into a standard DIN rail enclosure without any issues. The CE and CB certifications are clearly visible and provide the expected assurance of compliance with international safety standards. As for service, communication was prompt and helpful throughout. The seller provided clear tracking information and was responsive to a pre-purchase inquiry. Overall, this was a seamless transaction. The combination of rapid logistics, apparent high manufacturing quality, and proactive customer service makes this a highly recommended supplier for electrical components. I am thoroughly satisfied and would not hesitate to order again for future projects requiring reliable circuit protection.

T***B 2025-12-14

Great experience overall with this purchase. The shipping was incredibly fast, arriving much sooner than I anticipated. Everything was packaged securely with no damage to the product or its packaging. The quality of the circuit breaker feels solid and well-manufactured; it has a good weight and the components seem durable. The seller provided excellent service, responding promptly to my pre-sale inquiry about certifications. They were polite and helpful. While I haven't installed it yet, the initial impression based on inspection is very positive. The product appears exactly as described in the listing. The transaction was smooth from start to finish. I appreciate the efficient logistics and the clear communication throughout the process. This level of care in shipping and customer interaction gives me confidence in the seller and the product. I would certainly consider purchasing from this seller again for future electrical component needs. The overall process was hassle-free and met all my expectations for an online order.

H***C 2025-11-30

Quick delivery and excellent packaging ensured my order arrived safely without any delays. The quality of the miniature circuit breaker appears robust and reliable, meeting my expectations for electrical protection devices. Customer service was responsive and helpful throughout the process, addressing my queries promptly. Overall, a smooth and satisfactory experience that I would recommend to others.

J***J 2025-11-25

Received the miniature circuit breaker quickly, with the package arriving in perfect condition. The quality feels robust and reliable, exactly as described for electrical protection needs. Customer service was responsive and helpful when I had a query about the order. Really satisfied with this purchase overall.

R***F 2025-10-24

Lightning-fast shipping got my order here in just two days, which was a pleasant surprise. The packaging was secure and professional, ensuring everything arrived in perfect condition. Regarding quality, the build feels robust and durable, with no visible defects or issues. The materials used seem high-grade, and it matches the description accurately. Customer service was exceptional; they responded promptly to my inquiry with clear, helpful information. Overall, a smooth and satisfying experience from start to finish.

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