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.

300amp 630a MCCB Circuit Breaker 4 Pole 100a Moulded Case Circuit Breakers

$71-82 /pieces

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

MOQ 5 pieces
Model NO. EE-12130
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)/690
Rated Frequency (Hz)50/60 HzProduct nameMccb Moulded Case Circuit Breaker
TypeMoulded CaseFrame rated current Inm(A)400
Rated frequency HzAC 50/60Rated insulating voltage Ui(V)1000
Rated impulse withstand voltage Uimp(kV)12Rated voltage Ue(V)400(415)/690
Using categoryAWorking ambient temperature-5℃~+40℃

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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300amp 630a MCCB Circuit Breaker 4 Pole 100a Moulded Case Circuit Breakers

SKU: EE-12130

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