What is the breaking capacity of the MCB?

The breaking capacity is 4.5kA for standard models and 6kA for high-capacity models.

What materials are used for the shell?

The shell is made of PA66 (nylon), which is a flame retardant material meeting European ROHS certification standards.

What are the available pole configurations?

We offer 1P, 2P, 3P, and 4P configurations for the Miniature Circuit Breakers.

Miniature Circuit Breakers DIN-Rail MCB 50/60Hz Current of 6AMP Voltage 400V Overload

Name: Miniature Circuit Breakers DIN-Rail MCB 50/60Hz Current of 6AMP Voltage 400V Overload
Brand: Jiangsu Sfere Electric Co., Ltd.
SKU: 1926548501

Jiangsu, ChinaJiangsu Sfere Electric Co., Ltd.

US$4.00

1-99 Pieces

US$3.00

100-499 Pieces

US$2.00

500+ Pieces

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

SFB1-63HC

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

SF6

Installation

Fixed

Structure

MCB

Poles Number

Type

Circuit Breaker

Function

Circuit-Breaker Failure Protection

Certification

CCC

Rated Voltage

230V

Rated Current

6(63)a

Bcd Curve

Rated Frequency

50/60Hz

Number of Poles

1p/2p/3p/4p

Rated Current , I N (a)

6A/10A/16A/20A/25A/ 32A/40A/50A/63A

Tripping Form

Thermal Magnetic Trip

Rated Insulation Voltage , Ui (V)

500V

Pollution Class

Class2

Protection Level

IP20

Operating Ambient Temperature

-35℃~+70℃

Maximum Wiring Capacity

25mm2

Specification

75 x81 x 18mm

Trademark

ELECNOVA

Origin

China

Production Capacity

30000PCS/Per Month

Key features

High Breaking Capacity: Offers 4.5kA or 6kA breaking capacity for reliable circuit protection.

Visual Status Indicator: Red and green indicator lights show power on/off status at a glance.

Wide Current Range: Available in 6A to 63A ratings with 1P, 2P, 3P, or 4P configurations.

CCC Certified Quality: Meets CCC certification and European ROHS standards for safety.

Ergonomic Design: Widened handle with human-friendly arc for comfortable operation.

Long Service Life: Electrical life of 10,000 cycles and mechanical life of 20,000 cycles.

Versatile Application: Suitable for overload and short-circuit protection in residential and office buildings.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceStandardized quality control

Jiangsu Sfere Electric Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤11.65h

AI-Powered supplier vetting

SummaryThe supplier operates across energy, photovoltaic, battery, charging, communication, lighting, and related equipment businesses. It demonstrates customization and ODM capabilities, reports new products within the past year, and provides OEM services for recognized brands. Manufacturing evidence includes two production lines, in-stock capability, valid contracts with associated subcontractors, raw-material traceability, and 100% finished-product inspection. Quality and service procedures are documented, including complaint handling and corrective/preventive actions. However, no supplier-management-system certification, overseas warehouse, overseas showroom, overseas agent or branch is reported, and no SDK is available. The supplier cites project experience in Zambia, Vietnam, and other locations, while its stated primary export market is Africa.

Supplier typeThe stated business scope covers manufacturing and sales of batteries, photovoltaic equipment and components, rectifiers, inductors, communication equipment, and lighting appliances, as well as energy-storage and technical services. This supports classifying the supplier as a diversified manufacturer and technology-service provider rather than a single-product trading company.

CertificationsThe supplier-management-system certification field is explicitly listed as NIL. This is a stated absence of certification evidence for this field.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and offers research and development related to emerging energy technologies. It also reports no available SDK, so the evidence supports product and technology development capability but not SDK-based development support.

Production capacityThe supplier reports two production lines, inventory capability, valid manufacturing contracts with each associated subcontractor, raw-material traceability, 100% finished-product inspection, and a stated delivery lead time within 15 working days in both off-peak and peak seasons. These are explicit indicators of organized production and quality-control capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM service availability is also confirmed, providing direct evidence of broad customization support.

Client casesThe supplier cites project experience including the Zambia Airport Project, Hanoi Light Rail, and a Centara Grand Mirage Hotel power-quality improvement case study. These named projects provide explicit evidence of experience across infrastructure, rail, hospitality, and power-quality applications.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a factory located in Jiangyin, Jiangsu Province.

Q:Does your company provide customized manufacturing?

We provide OEM/ODM service to our customers. Our experienced R&D team will give our customer solution in a high efficiency way.

Q:How long is your delivery time?

3-5 working days for the items were in stock, 15-21days for the items out of stock.

Q:Do you provide samples? Is it free or extra?

You need to pay for the sample and cover the freight as well.

Q:What is your terms of payment?

Order amount less than $3000, 100% paid before shipment, order amount more than $3000,30% as deposit, 70% before shipment, or by negotiated for the both parties.