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16/06/2026
News

NABCO GT1175 Breakout Sliding Door – A flexible automatic door solution with emergency breakout function

The NABCO GT1175 Breakout Sliding Door is an automatic emergency breakout door system widely used in airports, hospitals, shopping centers, and public facilities. The product stands out by combining daily automatic operation with a full breakout function for emergency egress, helping enhance building safety and accessibility.

What is the NABCO GT1175 Breakout Sliding Door?

The NABCO GT1175 Breakout Sliding Door (GT-1175BO-FO) is a premium automatic door system developed by NABCO, Japan’s leading automatic door manufacturer. The system combines the functionality of a conventional automatic sliding door with a full breakout mechanism, providing exceptional flexibility for facilities that require both smooth pedestrian traffic and enhanced safety.

Under normal operating conditions, the GT1175 functions as a standard automatic sliding door, offering smooth and convenient access for users. When a wider opening is required, both the sliding panels and sidelights can be swung open, creating a significantly larger clear opening than a conventional sliding door.

Thanks to this unique design, the NABCO GT1175 is widely installed in hotels, shopping malls, hospitals, automotive showrooms, office buildings, and various public facilities around the world.

Cửa trượt gấp NABCO GT1175 lắp đặt tại sảnh công trình thương mại hiện đại
NABCO GT1175 Breakout Sliding Door installed at the entrance of a modern commercial building

How the NABCO GT1175 Breakout Sliding Door works

The GT1175 operates in two primary modes:

Automatic Sliding mode

The most distinctive feature of the GT1175 is its Breakout mechanism. In normal operation, the system functions as an automatic sliding door. Sensors detect approaching pedestrians, activate door opening, and automatically close the door once the passage area is clear.

However, when a wider opening is required, users can manually push both the sliding panels and fixed sidelights outward. The system then transforms from a sliding door into a swing-out opening configuration, substantially increasing the available passage width.

This solution is particularly useful for:

  • Transporting oversized goods
  • Moving bulky equipment
  • Improving traffic flow in crowded areas
  • Supporting emergency evacuation situations

For this reason, breakout door systems are widely used in developed countries and are mandatory for certain building types in the United States.

Chế độ cửa trượt tự động trên NABCO GT1175
Automatic sliding operation mode of the NABCO GT1175

Key features of the NABCO GT1175 Breakout Sliding Door

Maximized passage width

Unlike conventional sliding doors that utilize only the central opening area, the GT1175 allows the sidelights to open as well, creating a significantly wider passage when needed.

This feature is especially beneficial for facilities with heavy pedestrian traffic or frequent transportation of large equipment and goods.

Cơ chế Breakout trên cửa trượt gấp NABCO GT1175 giúp mở rộng lối đi khi cần thiết
The breakout mechanism of the NABCO GT1175 expands the opening width whenever required

Two functions integrated into one system

The GT1175 serves as both an automatic sliding door for everyday use and a full breakout door when wider access is needed. As a result, building owners can eliminate the need for additional auxiliary door systems, optimizing architectural space while improving operational efficiency.

Smooth and reliable operation

As part of NABCO’s automatic door product lineup, the GT1175 emergency breakout sliding door is equipped with a high-quality drive system and intelligent controller, ensuring long-term operational stability. The door opens and closes smoothly with minimal vibration and noise, making it ideal for facilities where user experience is a priority, such as hotels, hospitals, and premium showrooms.

Discover the emergency breakout escape feature of the GT-1175 Breakout Sliding Door

Modern design for various architectural styles

The GT1175 features an elegant design with an aluminum frame and tempered glass, easily integrating with various types of curtain walls. The product not only meets functional requirements but also contributes to creating a professional and modern image for the project.

High durability for intensive use

Commercial facilities often require door systems capable of continuous operation throughout the day. The GT1175 emergency breakout sliding door is engineered to withstand demanding operating conditions, offering excellent load capacity, long service life, and low maintenance costs. This is one of the reasons why the product is frequently selected for large-scale commercial projects.

NABCO GT1175 mở toàn bộ cánh và vách bên để tăng khẩu độ lưu thông cho sảnh chung cư Park 3 Vinhomes Times City
NABCO GT1175 fully opens both sliding panels and sidelights to maximize entrance width at Park 3 Vinhomes Times City

Applications of the NABCO GT1175 Breakout Sliding Door

By combining aesthetics, flexibility, and operational efficiency, the GT1175 is an ideal entrance solution for various building types.

  • Hotels and office buildings: The main entrance is often the first impression visitors have of a building. The GT1175 ensures smooth pedestrian flow while creating a sophisticated and professional appearance.
  • Shopping centers: High visitor volumes require durable door systems with excellent traffic-handling capacity. The GT1175 effectively meets these requirements, particularly during peak periods.
  • Hospitals and healthcare facilities:The transportation of hospital beds, medical carts, and equipment often requires wider access openings. The GT1175’s breakout capability provides significant operational advantages in these environments.
  • Automotive showrooms:Vehicle movement into display areas requires large opening widths. The GT1175 is an ideal solution thanks to its ability to create a full-width opening whenever necessary.
  • Public facilities: Airports, railway stations, convention centers, and other public buildings can benefit from the improved traffic flow and flexibility offered by the GT1175.
Giải pháp cửa tự động Breakout cho tòa nhà Thành Công
GT-1175 Breakout automatic door solution installed at Thanh Cong Building

Why choose the NABCO GT1175 Breakout Sliding Door?

There are many reasons why the GT1175 is considered one of NABCO’s most specialized automatic door solutions:

  • Combines automatic sliding and full breakout functions in one system
  • Maximizes opening width whenever needed
  • Smooth, stable, and reliable operation
  • Modern design suitable for various building types
  • Optimizes traffic flow in high-volume environments
  • Meets demanding operational and safety requirements

In Vietnam, Sonha Auto is the strategic distributor of NABCO, providing genuine automatic door products along with professional consultation, installation, and maintenance services in accordance with manufacturer standards. With extensive experience delivering large-scale projects nationwide, Sonha Auto helps customers maximize the operational efficiency and long-term performance of the NABCO GT1175 system.

>>> See more: Automatic doors for people with disabilities: An accessible solution for wheelchair users

Conclusion

The NABCO GT1175 Breakout Sliding Door is a premium automatic entrance solution designed for modern buildings that require operational flexibility and optimized traffic flow. With its unique breakout mechanism, exceptional opening width capability, and the trusted quality of NABCO Japan, the GT1175 not only enhances user convenience but also increases the value, functionality, and professional image of any building.

Contact Sonha Auto today for expert consultation and a quotation on genuine NABCO GT1175 Breakout Sliding Door systems

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