What is the maximum rated voltage?

The maximum rated voltage is 1000V for 4P models.

Does the product have a padlock device?

Yes, the MCB handle can be locked either at ON or OFF position.

Cjmd16-63 4p 1000V 10ka DC MCB Miniature Circuit Breaker for Solar System

Name: Cjmd16-63 4p 1000V 10ka DC MCB Miniature Circuit Breaker for Solar System
Brand: Zhejiang C&J Electrical Holding Co., Ltd.
SKU: 2052816135

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

Negotiable

1,000 Pieces

Sample price:US$1.72/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

CJM16-63 DC 4P

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

Standard

IEC60947-2/IEC14048.2

Screw Terminal

Transport Package

Normal Package

Trademark

C&J

Origin

Wenzhou

HS Code

85362000

Production Capacity

5000000

Key features

High Short-Circuit Capacity: 10kA for whole range, 15kA for current rating up to 40A.

Long Electrical Endurance: Up to 6000 cycles thanks to quick making mechanism.

Handle Padlock Device: Locks handle at ON or OFF position to prevent unwanted operation.

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

Fault Position Indicator: Handle stays at central position during overload for quick fault solution.

Transparent Cover Design: Allows carrying labels and viewing contact position.

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

Wide Voltage Range: Rated voltage up to 1000V for 4P models.

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: ≤7.23h

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 short-circuit breaking capacity?

The rated short-circuit breaking capacity is 10kA.

Q:What are the available pole numbers?

Available pole numbers are 1P, 2P, 3P, and 4P.