What is the rated voltage?

The rated voltage is AC 230/400V.

What certifications does the product have?

The product is certified with ISO9001-2000, CE, and CB.

Cjm16 6ka 4p 1-63A MCB Miniature Circuit Breaker Low Voltage MCB 230V Automatic 63A

Name: Cjm16 6ka 4p 1-63A MCB Miniature Circuit Breaker Low Voltage MCB 230V Automatic 63A
Brand: Zhejiang C&J Electrical Holding Co., Ltd.
SKU: 2021143085

Zhejiang, ChinaZhejiang C&J Electrical Holding Co., Ltd.

Negotiable

1,000 Pieces

Sample price:US$0.65/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

CJM16-63 4P

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Vacuum

Installation

Fixed

Structure

MCB

Poles Number

1,1p+N,2,3,4,,3p+N,4p

Type

Circuit Breaker

Function

Circuit-Breaker Failure Protection

Certification

ISO9001-2000, CE, CB

Standard

IEC60898

Rated Frequency

50/60Hz

Transport Package

Normal Package

Specification

6-63A

Trademark

C&J

Origin

Wenzhou

HS Code

85362000

Production Capacity

5000000

Key features

High Short-Circuit Capacity: 10kA for whole range and 15kA for ratings up to 40A with powerful arc extinguishing system.

Durable Electro-Mechanical Endurance: Rated for 20,000 cycles with quick making mechanism for long electrical endurance.

Flexible Pole Configuration: Available in 1, 1P+N, 2, 3, 3P+N, and 4 poles to suit various circuit needs.

Secure Handle Padlock Device: Allows locking handle at ON or OFF position to prevent unwanted operation.

Central-Staying Trip Function: Handle stays at central position during faults for quick identification of faulty lines.

Screw Terminal Lock Device: Prevents unwanted or casual dismounting of connected terminals for safety.

Wide Current Rating Range: Available from 1A to 63A with B, C, and D tripping curves.

Certified Quality Standards: Meets IEC60898 standard with CE, CB, and ISO9001-2000 certifications.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Zhejiang C&J Electrical Holding Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2021-02-26Average Response Time: ≤6.86h

AI-Powered supplier vetting

SummaryZhejiang C&J Electrical Holding Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It produces circuit breakers, inverters, and related electrical products, with three production lines, 6–10 quality-control staff, and stated annual miniature circuit-breaker output of 10,000,000 pieces. The supplier reports ISO 9001 management-system certification and describes CE/CB certification coverage, while an SGS audit record is valid from July 23, 2025 to July 22, 2026; the audit result is recorded as “0,” but its meaning is not defined. The company states that it serves more than 50 countries and regions and that exports represent 41%–50% of sales. It reports 50 years of combined R&D engineer experience and product intellectual-property and design-patent ownership. Evidence is insufficient to verify after-sales services, financial credibility, OEM/ODM customization, or named customer cases.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory, operates as a limited company in Zhejiang, China, and describes integrated R&D, production, sales, and electrical-product manufacturing activities.

CertificationsThe supplier reports ISO 9001 certification and states that its products undergo CE, CB, and other certification systems. An SGS audit record is listed as active from July 23, 2025 to July 22, 2026, although the recorded audit result “0” is not explained in the provided data.

R&D capabilityThe company states that inverter technology development is a core activity, maintains R&D and production functions, reports 50 years of total R&D-engineer experience, and claims intellectual-property and design-patent ownership. Specific recent product-launch data and detailed R&D service capabilities remain unknown.

Production capacityThe supplier reports precise manufacturing and testing facilities, three production lines, 6–10 quality-control staff, and annual miniature circuit-breaker output of 10,000,000 pieces. It also identifies manufacturing of circuit breakers, leakage breakers, molded-case breakers, and inverters, supporting a demonstrated production capability.

Product Q&A

Q:Are you a trading company or manufacturer?

We are professional manufacturer for low-voltage circuit breaker series products, Integrates research and development, manufacturing, processing and trade departments together. also we supply of different electrical and electronic items

Q:Why should you choose us?

more than 20years of professional teams will give you good quality products ,good service ,and reasonable price

Q:Is the MOQ fixed?

The MOQ is flexible and we accept small order as trial order.

Q:What is the breaking capacity of the MCB?

It offers 10kA for the whole range and 15kA capacity for current ratings up to 40A.

Q:What pole configurations are available?

We offer 1, 1P+N, 2, 3, 3P+N, and 4 poles.