What are the available curve types?

Available curve types include B, C, and D for different protection characteristics.

How is the product mounted?

It is designed for easy mounting onto 35mm DIN rail.

Cjm8-63 1p 4.5ka MCB Miniature Circuit Breaker with CE

Name: Cjm8-63 1p 4.5ka MCB Miniature Circuit Breaker with CE
Brand: Zhejiang C&J Electrical Holding Co., Ltd.
SKU: 2033473475

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

US$0.84

100 Pieces

Product specifications

1P

Sample price:US$0.65/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

CJM8-63 1P

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Vacuum

Installation

Fixed

Structure

MCB

Type

Circuit Breaker

Function

Circuit-Breaker Failure Protection

Certification

ISO9001-2000, CE, CB

Standard

IEC60898

Rated Frequency

50/60Hz

Module Size

17.5mm

Mounting

35mm Dinrail

Transport Package

Normal Package

Specification

6-63A

Trademark

C&J

Origin

Wenzhou

HS Code

85362000

Production Capacity

5000000

Key features

High Breaking Capacity: Offers 4.5kA short-circuit protection for reliable safety.

Wide Current Range: Available in rated currents from 1A to 63A for various needs.

DIN Rail Mounting: Easy installation on standard 35mm DIN rails.

Multiple Pole Options: Available in 1P, 2P, 3P, 4P, 1P+N, and 3P+N configurations.

Global Certifications: Certified with CE, CB, and ISO9001-2000 standards.

Contact Position Indication: Visual indication of contact status for safety monitoring.

Long Service Life: Electro-mechanical endurance of up to 4000 cycles.

Flexible MOQ: Accepts small trial orders with flexible minimum quantity.

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: ≤7.56h

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 rated voltage?

Rated voltage is 230/400VAC (240/415) for AC 50Hz/60Hz.

Q:What is the breaking capacity?

The breaking capacity is 4500A (4.5kA) for high short-circuit protection.