2-pole DC miniature circuit breaker

Manufacturer of miniature circuit breakers

SENTOP, as a leading manufacturer of miniature circuit breakers in the market, not only manufactures high-quality products with strict processes, but also provides the most competitive prices with its complete supply chain advantages. At the same time, we support OEM manufacturing and personalized customization services to help customers enhance their brand competitiveness and market value.

What are our characteristics

Production technology

Adopting industry-leading manufacturing processes, continuously optimizing production processes, and improving efficiency and accuracy

Customization and OEM/ODM

Supports OEM/ODM services and can provide customized solutions according to your needs, including rated current, brand identification, etc

High performance-price ratio

Efficient production and strong supply chain management ensure high quality and low prices, reducing customer procurement costs

Long term partnership

Putting customers at the center, establishing long-term stable cooperation, and assisting in the growth of customer business.

Customizable miniature circuit breakers

Explore our diverse range of customized miniature circuit breakers, suitable for various power distribution applications such as residential, commercial, and industrial. We provide comprehensive solutions from basic overload and short circuit protection to high-precision intelligent monitoring, helping you achieve a safe, stable, and efficient power system.

Industrial grade miniature circuit breaker

Customized miniature circuit breaker for 1A to 63A

2-pole DC miniature circuit breaker

DC miniature circuit breaker for solar energy system

Industrial grade miniature circuit breaker

Factory direct sales of miniature circuit breakers

High performance miniature circuit breaker

High breaking capacity miniature circuit breaker

A brief introduction

WHY CHOOSE US

  • Industry leading testing: Every miniature circuit breaker undergoes strict 100% international safety standard testing
  • High quality materials: High quality components ensure longer service life and reliable performance
  • Engineering Innovation: Our R&D team continuously improves MCB technology to enhance protection
  • Global certification: Our entire MCB series has obtained IEC, CE, UL, and regional safety certifications
  • Comprehensive support: from selection guidance to installation training and after-sales service

Why choose miniature circuit breakers?

Miniature circuit breakers (MCBs) are crucial for electrical safety. They help protect circuits from the effects of overload and short circuits. Our guide explores how miniature circuit breakers (MCBs) have become essential key features in electrical installations. They have a compact structure, reliable performance, and are easy to install. Let’s analyze the six key advantages of miniature circuit breakers (MCBs) in enhancing electrical systems. Miniature circuit breakers do not require fuses and have adjustable tripping currents to adapt to various applications. Its instant cut-off mechanism ensures that damage is minimized during electrical faults. In addition, miniature circuit breakers (MCBs) also provide manual reset function, making them easy to use and convenient. Gain a deeper understanding of our characteristics and why they are indispensable.

Aompact size

The design of miniature circuit breakers aims to occupy minimal space while providing maximum protection.

Automatic reset

After the fault state is cleared, they will automatically reset, simplifying circuit management.

Circuit breaker reset

Versatile Applications

MCBs are suitable for various applications, from residential to industrial settings.

Cost-Effective Solution

Offering reliable performance, MCBs serve as an affordable solution for electrical protection.

Advantages of our miniature circuit breakers

Miniature circuit breakers offer superior protection and performance for electrical circuits. Theyare compact yet powerful, making them an ideal choice for various applications. Understandingtheir features can help ensure optimal functionality and safety in your electrical systems.

Enhanced Safety

Miniature circuit breakers enhance safety by preventing overloads and short circuits in electrical systems..

User-Friendly Design

The design of MCBs is user-friendly, allowing for easy installation and reset after faults.

Adjustable Trip Settings

MCBs feature adjustable trip settings, providing flexibility to accommodate different electrical loads.

Reliable Performance

These breakers deliver reliable performance, ensuring longevity and minimizing the need for replacements.

Eco-Friendly Solutions

Using MCBs contributes to environmentally friendly solutions by reducing electronic waste from fuses

Integrated Surge Protection

Many models come with integrated surge protection, adding an extra layer of safety to electrical installations

Get Your Free Sample!

We provide samples for free, you just need to tell us what you need

Not just manufacturers of miniature circuit breakers

We not only produce high-quality miniature circuit breakers (MCBs), but also provide diverse customization and value-added services to meet your unique distribution project needs. We focus on quality and innovation, ensuring that every customer can receive tailored solutions, professional technical guidance, and seamless support throughout the cooperation process, ensuring the safe and efficient operation of your power system.

Service Consultation

Service Consultation

Whether your MCB requirements are basic applications or complex projects, our team can provide professional advice and technical consultation. For high difficulty projects, we provide in-depth engineering support to ensure that you choose the best products and application solutions.

2-pole DC miniature circuit breaker

Product Recommendations

Not sure which MCB is suitable for your system? Our experts will provide free customized advice based on your specific operational and environmental requirements, ensuring that you receive the product that best meets your electrical protection needs.

Logistics Support

Logistics Support

If you lack a reliable freight forwarder, we can arrange transportation from the factory to the project site at no additional cost. Our logistics team ensures timely and safe delivery, ensuring that your project proceeds as planned and minimizing downtime and delays.

Installation Support

Installation Support

Do you need installation assistance? Our technical team is always ready to answer your questions and provide practical support. For large-scale projects, we can even dispatch engineers to your site to provide on-site assistance

What are our clients saying

Listen to the opinions of satisfied customers who believe that miniature circuit breakers can meet their electrical safety needs.

“MCBs have transformed the way I manage electrical systems. Their reliability is unmatched!,,
John Doe
Electrical Engineer
“Installing MCBs made my home safer and reduced my electricity bills significantly!,,
Tom Johnson
Homeowner
“As a DIY enthusiast, I appreciate how easy MCBs are to install and maintain.,,
James Brown
James Brown
DIY Enthusiast
“We recently upgraded to MCBs, and the difference in safety and efficiency is evident!,,
Maria Smith
Facilities Manager
SENTOP Electrical Co., Ltd. logo

Your trusted electrical equipment supplier

SENTOP employs the most advanced production equipment and precise testing methods at all times, providing a solid guarantee for the company’s product manufacturing and quality inspection.
 
All products of the entire series have undergone strict environmental and electrical tests.
 
At the same time, the company has obtained ISO9001 quality management system and ISO14001 environmental management system certifications.

♥Wide selection
♥OEM Quality
♥100% Satisfaction Guarantee

Looking forward to working with you

FAQ

Get answers to common questions about miniature circuit breakers and their applications in electrical systems.

A miniature circuit breaker is a safety device that automatically switches off electricalcircuits during faults

They detect overloads or short circuits and quickly disconnect the current to prevent
damage.

MCBs provide superior protection compared to traditional fuses and are easier to reset.

MCBs can be installed in residential, commercial, and industrial electrical systems.

Consider the ampere rating, type of load, and application to choose the right miniature
circuit breaker.

Yes, MCBs can be reset manually after a fault condition is cleared.

Many models include surge protection, enhancing safety against voltage spikes.

It’s advisable to test MCBs every few months to ensure they are functioning correctly.

MCBs can be used with most electrical devices, but it’s important to match them withappropriate loads.

When an MCB trips, it disconnects the circuit, preventing damage or fire hazards caused
by electrical faults.

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