New RCBO from Mutai Electric Group: Advanced Protection with a Modern Design

Electrical safety is one of the most important requirements in modern homes, commercial buildings, and industrial facilities. To meet growing demands for safer and smarter protection devices, Mutai Electric Group has developed a new generation of RCBO, combining reliable protection performance with an upgraded modern appearance.

What Is an RCBO?

An RCBO stands for Residual Current Circuit Breaker with Overcurrent Protection. It is a device that combines the functions of an MCB (Miniature Circuit Breaker) and an RCD/RCCB (Residual Current Device) into one unit.

This means an RCBO can provide protection against:

• Overload faults – when current exceeds the rated level
• Short circuits – sudden fault currents caused by wiring issues
• Residual current / leakage faults – current leakage that may cause electric shock or fire risk

By integrating these functions into a single device, RCBOs help save installation space while improving overall circuit safety.

Why Is RCBO Important?

RCBOs are widely used in modern electrical systems because they provide complete circuit protection in one compact device.

Typical applications include:

• Residential distribution boards
• Commercial buildings
• Offices and retail stores
• Industrial control panels
• Lighting circuits
• Socket outlet protection
• Equipment requiring personal safety protection

When an abnormal current or leakage fault occurs, the RCBO disconnects the circuit quickly to help protect people, wiring, and electrical equipment.

Mutai’s Newly Developed RCBO

Mutai Electric Group is proud to introduce our newly developed RCBO series, designed not only for protection performance but also for product aesthetics.

Upgraded Exterior Design

This new RCBO features a streamlined housing structure with a more modern and technological appearance. Compared with traditional designs, the new shape offers:

• Cleaner lines
• More elegant visual presentation
• Stronger sense of modern engineering
• Better fit for premium distribution boards and electrical panels

It reflects the trend of combining functionality with design in today’s electrical industry.

Reliable Technical Performance

Our new RCBO also delivers dependable electrical protection with key specifications including:

• Rated current: 1A to 63A
• Pole options: 1P+N / 2P / 3P / 3P+N / 4P
• Rated voltage: 240V / 415V
• Frequency: AC 50/60Hz
• Short-circuit capacity: 3000A / 4500A / 6000A
• Impulse withstand voltage: 4000V
• Instantaneous trip types: B / C / D
• Residual operating current: 30mA / 50mA / 75mA / 100mA

These options allow customers to select the right model for different residential, commercial, and industrial requirements.

Protection with Style

At Mutai Electric Group, we believe circuit protection products should not only be safe and reliable, but also reflect innovation and modern design. This newly developed RCBO represents our commitment to continuous improvement in both engineering performance and product appearance.

Focus on Your Value

Mutai Electric continues to provide professional low-voltage electrical solutions for customers worldwide. Our new RCBO is another example of how we combine safety, quality, and innovation to meet the changing needs of the market.