PRODUCTS
Moulded Case Circuit Breaker(MCCB)
Product Category
Moulded Case Circuit Breakers (MCCB) & Industrial Circuit Protection
For high-demand electrical networks, effective fault isolation and downstream protection are critical to ensuring safety, continuity, and asset protection. DVolt Electric supplies high-performance Moulded Case Circuit Breakers (MCCBs)—also commonly referred to as Molded Case Circuit Breakers in North American markets—engineered to protect industrial, commercial, and utility-scale electrical systems worldwide.
As a global MCCB supplier, our product range is designed in accordance with international IEC standards, making it suitable for deployment across diverse electrical infrastructures, from manufacturing plants and data centres to commercial buildings and utility distribution networks. DVolt Electric MCCBs deliver dependable protection against overloads, short circuits, and fault conditions in environments where electrical reliability is non-negotiable.
MCCBs form the first line of defense in medium- and high-capacity electrical systems. Compared to Miniature Circuit Breakers (MCBs), MCCBs are capable of handling significantly higher current ratings and offer adjustable trip settings, allowing engineers to tailor protection precisely to system requirements. Whether installed in a data centre, industrial facility, or large commercial complex, our MCCB solutions help maintain power stability while safeguarding critical assets.
The Global Standard in Industrial Circuit Protection
When designing electrical protection systems, engineers and facility managers must consider not only compliance and performance, but also operational safety and long-term reliability. MCCBs play a central role in protecting personnel, equipment, and infrastructure by interrupting fault currents before damage or hazards occur.
DVolt Electric supplies MCCB circuit breakers equipped with advanced thermal-magnetic and electronic trip units, ensuring precise and reliable operation in applications that demand consistent performance. These breakers are specifically suited for high-capacity switching applications where higher breaking capacity and durability are required.
Designed for Heavy-Duty Electrical Applications
Our MCCBs are engineered for continuous operation in demanding environments, including:
- Industrial manufacturing and processing plants
- Energy and utilities infrastructure
- Oil & gas, petrochemical, and heavy engineering facilities
- Commercial and institutional buildings with high electrical loads
Each MCCB is built to deliver extended service life, stable tripping characteristics, and dependable fault interruption under severe operating conditions.
Our Range of MCCB Protection Solutions
DVolt Electric offers a comprehensive portfolio of MCCB types, frame sizes, and accessories, enabling engineers to design protection systems that precisely match load characteristics and application demands.
Standard & Adjustable MCCBs
Our standard and adjustable Moulded Case Circuit Breakers are recommended for applications where precision and flexibility are required. Adjustable MCCBs allow engineers to fine-tune trip settings so protection levels align exactly with connected loads.
- Reduced nuisance tripping
- Optimised protection coordination
- Enhanced safety without over-specification
These MCCBs are suitable for a wide range of commercial, industrial, and infrastructure installations.
Industrial-Grade High Current MCCBs
High-current MCCBs are designed for use in Main Distribution Boards (MDBs), Motor Control Centres (MCCs), and other high-load applications. These breakers are available in larger frame sizes and feature:
- High rated current capacities
- Superior short-circuit withstand ratings
- Robust mechanical and electrical construction
They are ideal for mission-critical environments where failure is not an option.
Essential MCCB Accessories
To deliver a complete and flexible protection system, we supply a full range of MCCB accessories, including:
- Auxiliary contacts for status indication
- Shunt trips for remote tripping
- Undervoltage releases for safety shutdowns
- Rotary handles for manual operation and panel integration
These accessories enable remote monitoring, enhanced control, and improved safety across electrical installations.
Why Partner with DVolt Electric for MCCB Protection
Applications & Key Sectors
Commercial Infrastructure
Including shopping centres, office buildings, hospitals, and multi-storey developments.
Manufacturing & Industrial Facilities
Providing protection for heavy machinery, production lines, and industrial equipment.
Utilities & Power Distribution
Supporting substations, electrical distribution systems, and grid infrastructure.
Mission-Critical Facilities
Protecting data centres, telecommunications hubs, and critical control environments.
Secure Your Electrical Distribution Network
Electrical protection should never be compromised. Selecting high-quality MCCB circuit breakers is essential to safeguarding investments, ensuring personnel safety, and maintaining uninterrupted operations.
DVolt Electric supplies reliable, standards-compliant Moulded Case Circuit Breakers backed by technical expertise and consistent product availability. Whether your project requires a single breaker or large-scale deployment, we can support your requirements with confidence.
Request a quote today for your next industrial or commercial electrical project.
Frequently Asked Questions
What types of MCCB circuit breakers do you offer?
We offer a wide range of MCCBs, including thermal-magnetic and electronic trip types, fixed and adjustable configurations, multiple frame sizes, and various rated breaking capacities.
Are MCCBs suitable for industrial applications?
Yes. Our industrial-grade MCCBs are specifically designed for high-demand environments, delivering high current ratings and superior short-circuit protection.
Can MCCBs be used across global markets?
Absolutely. All MCCBs supplied by DVolt Electric are manufactured in compliance with international IEC standards, making them suitable for use across major global regions.
Do you offer adjustable trip MCCB circuit breakers?
Yes. We provide adjustable MCCBs that allow precise modification of trip settings to match the load and protection requirements of specific applications.
Can you assist with MCCB selection and sizing?
Yes. Our technical team can assist with breaker selection, coordination studies, and system design to ensure optimal protection and compliance.
