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High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection
High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection
High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection
High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection
High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection
High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection

High Quality Miniature Circuit Breaker 6A-63A MCB with CE/CB Certification for Electrical Protection

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.

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