What is the electrical life of the circuit breaker?

The electrical life is 2000 cycles.

What is the maximum rated current?

The rated frame current is up to 125A.

Solar Application 250V-1000V DC MCB Miniature Circuit Breaker

Name: Solar Application 250V-1000V DC MCB Miniature Circuit Breaker
Brand: Zhejiang C&J Electrical Holding Co., Ltd.
SKU: 2029483895

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.

CJMD7-125 4P

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Vacuum

Installation

Fixed

Structure

MCB

Poles Number

1,2,3,4p

Type

Circuit Breaker

Function

Circuit-Breaker Failure Protection

Certification

ISO9001-2000, CE

Standard

IEC/En60947-2

Mechanical Life

20,000 Cycles

Electrical Life

2000 Cycles

Protection Degree

IP20

Transport Package

Normal Package

Trademark

C&J

Origin

Wenzhou

HS Code

85362000

Production Capacity

5000000

Key features

High Breaking Capacity: Rated short-circuit breaking capacity up to 15kA for 125A models.

Wide Voltage Range: Rated working voltage up to 1000V DC suitable for solar applications.

Long Mechanical Life: Endures 20,000 mechanical cycles for reliable long-term operation.

Compact Design: Single-pole width of 27mm allows for space-saving installation.

IEC Standard Compliance: Conforms to IEC/EN60947-2 standard for safety and performance.

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

IP20 Protection: Protection degree IP20 ensures safety against solid objects.

CE Certified: Product holds CE certification for European market compliance.

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: ≤7.79h

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 capacity is 10kA for currents up to 100A and 15kA for 125A models.

Q:What is the mechanical life of the circuit breaker?

The mechanical life is 20,000 cycles.