Circuit breakers

Circuit breakers for electrical distribution and equipment protection, supplied by an OEM/ODM manufacturer with custom ratings, reliable QC, and steady export support.

Factory Priced 300 Amps 50ka Breaking Capacity 400 415 690v Copper Electronic Mccb Moulded Case Wind Miniature Circuit Breaker

$12.39-112 /piece

Price varies depending on material, logo, quantity and customization requirements.

MOQ 1 piece
Model NO. EE-12605
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

Breaking Capacity50 kARated Voltage400/415/690V
Trip Unit TechnologyElectronicRated Frequency (Hz)50/60 Hz
MaterialCopperName300 Amp Circuit Breaker
Rated Voltage Ue400V/415V/690V ACBreaking Capacity Ui800A
Rated voltage Uimp8KAPoles3 P
TypeMoulded CaseElectrical life8000~10000 times
Mechanical life20000~40000 timesStandardCE,KEMA,CB,TUV, IEC60947-2
CertificateCCC

We are China Loong Electrical Supplies Co., Ltd., a professional manufacturer and supplier specializing in Electrical Supplies. We have brought together and coordinated resources across the Electrical Supplies supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Electrical Supplies Co., Ltd. All rights reserved.
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Factory Priced 300 Amps 50ka Breaking Capacity 400 415 690v Copper Electronic Mccb Moulded Case Wind Miniature Circuit Breaker

SKU: EE-12605

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