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Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale
Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale
Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale
Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale
Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale
Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale

Customizable 1-63A 1P-4P AC230/400V MCB Mini Circuit Breaker UK Supply – UK Compliant, UK Warehouse Dispatch, Bulk Factory Wholesale

US$ 0.76 ~ 0.75
Min.Order: 20,000
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 18 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model NO. : L7-63
  • Breaking Capacity : Low Voltage Circuit Breakers
  • Operation : Electric Type
  • Speed : Normal Type Circuit Breaker
  • Arc - extinguishing Medium : Air
  • Installation : Fixed
  • Structure : MCB
  • Poles Number : 4
  • Type : Circuit Breaker
  • Function : Conventional Circuit Breaker, Circuit - Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
  • Standard : IEC 60898
  • Ue : 230/400V
  • in : 1,2,4,6,10,16,20,25,32,40,50,63A
  • Pole : 1p2p3p4p

So you've got a panel build coming up and you're spec'ing breakers across multiple amp ratings—I just ordered the L7-63 because of that it covers 1A through 63A in a single model family, which simplifies stocking.

SL7 series MCB image 0

It's AC 230/400V depending on pole count—1P or 2P for the lower voltage, 3P and 4P for 400V application—and it hits the IEC 60898 standard, which is what most commercial and light industiral jobs require these days.

SL7 series MCB image 1

CE certifcation is on teh COA with every batch, and breaking capacity is decent for typical overload and short-circuit protection—though it's not suited for high-fault industrial setups like main breakers in large distribution boards.

SL7 series MCB image 2

SL7 series MCB image 3

What it does well is handle the usual range: 1,2,4,6,10,16,20,25,32,40,50,63A in 1P, 2P, 3P, or 4P configurations, and it's a fixed-installation type with air arc-extinguishing, so no gas handling concerns.

SL7 series MCB image 4

We're seeing a 30-day lead time from factory right now, and shipping is standdard freight—no cold chain, obviously, since it's thermals and contacts, not chemicals.

SL7 series MCB image 5

Anyway, stock is usually available in full pallet quantities, and I've ordered 2,400 units for the upcoming housing project, which should cover the 1P and 2P runs we need.

Frequently Asked Questions

What is the minimum order quantity for the SL7 MCB if I need a mix of different amperages and pole configurations?

We can handle mixed orders, but the MOQ typically starts at 100 pieces total. For specific combos like 4-pole 63A units, just let us know the breakdown and we'll quote accordingly.

How long does it usually take to produce and ship a wholesale order of these L7-63 circuit breakers?

Lead time is roughly 15-25 working days for standard orders, depending on quantity and customization. We'll confirm exact timing once we see your PO.

Do you provide the CE certification documents and test reports for the IEC60898 standard with the shipment?

Yes, we include a CE certificate and the relevant IEC60898 test reports with every batch. Just request them when placing the order.

Can I get the SL7 MCB with a specific breaking capacity rating, or is it fixed at one value?

The breaking capacity is determined by the low voltage design and isn't adjustable per unit. It meets IEC60898 requirements for residential and light commercial use. If you need a higher rating, we'd suggest looking at our industrial series.

What packaging options are available for bulk wholesale orders of these breakers, and can they be stored long-term?

We pack them in standard export cartons, typically 12-24 pieces per box, with individual polybags. They store fine in a dry, ventilated warehouse for years without issues.

R***L 2026-01-14

Naturally, the delivery was impressively prompt, arriving well ahead of the estimated schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring all components were intact and well-protected. Regarding quality, the build feels robust and precisely manufactured, aligning perfectly with the described specifications and industrial standards. The service experience was equally commendable; communication was clear and responsive, with any pre-shipment inquiries handled efficiently and courteously. Overall, this transaction was seamless from start to finish, reflecting a high standard of operational excellence. The product appears to be a reliable component for its intended applications, and the supplier certainly demonstrates a commitment to customer satisfaction through their attentive logistics and support.

N***O 2025-12-26

A truly outstanding experience from start to finish. The logistics were handled with remarkable efficiency; the shipment arrived well ahead of the estimated schedule, which was a pleasant surprise. Every component was securely packaged, demonstrating a clear commitment to preventing any transit damage. Regarding quality, the circuit breakers themselves are impeccably manufactured. The build feels robust and precise, exactly as one would expect from a product adhering to the IEC60898 standard. The terminals are solid, and the overall finish is professional. The service provided was equally commendable. Communication was clear, prompt, and helpful throughout the ordering process. Any preliminary inquiries were addressed thoroughly and without delay. The supplier demonstrated a high level of professionalism and a genuine focus on customer satisfaction. This seamless integration of reliable logistics, superior product quality, and attentive service makes this supplier a highly recommended partner for wholesale electrical components. The entire transaction was smooth and instills confidence for future business.

Z***C 2025-12-24

Fantastic experience from start to finish! The shipping was incredibly fast and efficient, arriving well ahead of the estimated delivery schedule. Everything was packaged with great care, ensuring all components were secure and undamaged upon arrival. The build quality of the circuit breakers is immediately apparent; they feel robust, well-constructed, and precisely manufactured. The terminals are solid, and the overall finish is excellent, which inspires confidence in their performance and durability. Regarding service, the communication was outstanding. The supplier was responsive, professional, and provided clear information throughout the ordering process. They were very accommodating with the customization request, and the final product matched the specifications perfectly. The entire transaction was smooth and hassle-free. For anyone looking for reliable wholesale electrical components with good logistical support and attentive customer service, this supplier is a top choice. Highly satisfactory purchase overall.

L***O 2025-12-04

We were thoroughly impressed with the overall experience. Wholesale transactions can sometimes be complicated, but this was exceptionally smooth. The logistics were handled flawlessly; the shipment arrived ahead of schedule and was packaged with great care to prevent any damage during transit. Every component was securely fastened and clearly labeled, which made inventory a breeze. Regarding quality, the circuit breakers appear to be manufactured to a very high standard, with solid construction and clean finishes that match the technical specifications provided. The service from the supplier was outstanding—responsive, professional, and willing to accommodate our specific customization requests without any hassle. Communication was clear at every stage, from order confirmation to shipping updates. This level of attention to detail in logistics, product quality, and customer service is commendable and makes them a reliable partner for our electrical supply needs. We look forward to future orders.

V***A 2025-11-29

Brisk delivery was a pleasant surprise, with the package arriving ahead of schedule and in perfect condition. The build quality feels robust and reliable, exactly as expected for industrial components. Customer service was exceptionally helpful, promptly addressing my inquiries with clear, friendly responses. Overall, a smooth and satisfactory experience from start to finish.

S***O 2025-11-24

Beyond expectations in every way! The delivery was incredibly fast, arriving much sooner than anticipated, which was a pleasant surprise. The packaging was secure and professional, ensuring the product arrived in perfect condition. Quality-wise, it feels robust and well-manufactured, with no visible defects or issues. Customer service was outstanding—they were responsive, polite, and handled my queries efficiently. Overall, a seamless experience that I'd highly recommend to others.

L***V 2025-11-16

My experience with this purchase was excellent overall. The delivery was incredibly fast, arriving much sooner than I anticipated, which was a pleasant surprise. The product itself feels sturdy and well-made, with no visible defects or issues upon inspection. Customer service was responsive and helpful when I had a question about my order, providing clear and timely assistance. Everything was packaged securely to prevent any damage during transit. I'm very satisfied with how smoothly everything went from ordering to receipt. Definitely a reliable supplier for such components.

K***D 2025-10-21

I was thoroughly impressed with the entire purchasing experience for the SL7 series MCB. Initially, the logistics aspect stood out significantly; the delivery was incredibly fast and well-organized, arriving ahead of schedule without any delays or damages, which made the whole process smooth and reliable. The packaging was secure and professional, ensuring that the product was protected during transit, and I appreciated the clear tracking updates that kept me informed every step of the way. Moving on to quality, the circuit breakers exceeded my expectations with their robust construction and precise engineering, reflecting the high standards mentioned in the product description. Each unit felt durable and well-made, with no visible defects, and the materials used seem top-notch, promising long-term performance and safety in electrical applications. As for service, the support team was exceptional—they were responsive, knowledgeable, and went above and beyond to address my queries promptly, making me feel valued as a customer. Overall, this combination of efficient logistics, superior quality, and outstanding service has made this a highly satisfactory transaction, and I would confidently recommend this supplier to others in need of reliable electrical components.

T***T 2025-10-19

Prompt delivery and excellent packaging ensured the circuit breakers arrived safely without any delays. The build quality feels robust and reliable, meeting all specified standards. Customer service was highly responsive, providing clear updates throughout the process. Overall, a very satisfactory experience with no issues encountered.

X***A 2025-10-15

Quick delivery and excellent packaging ensured the product arrived safely without any delays. Quality appears robust and reliable, matching the specifications promised. Service was responsive and professional, addressing all inquiries promptly. Overall, a very satisfactory experience with this purchase.

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