Description
Key Features
- Adjustable EN Size 2/3/4 closing force for different door sizes.
- Suitable for doors weighing 40–80kg and up to 1100mm wide.
- Hydraulic mechanism for smooth, quiet, and controlled door closing.
- Adjustable closing speed and latching speed for customized operation.
- Non-handed design suitable for both left-hand and right-hand doors.
- Heavy-duty rack and pinion mechanism for reliable performance.
- Durable cast aluminium body with corrosion-resistant finish.
- Fire-rated and tested for up to 500,000 opening and closing cycles.
- Surface-mounted installation for residential and commercial applications.
- Ideal for homes, offices, schools, hospitals, hotels, warehouses, and access control systems.
Product Description
The Union 7770 Hydraulic Door Closer is a high-quality automatic door closer designed to provide smooth, safe, and reliable door operation for residential and medium-duty commercial applications. Featuring an adjustable EN Size 2/3/4 closing force, it accommodates doors weighing between 40kg and 80kg and up to 1100mm wide, making it suitable for a wide range of installations.
Built with a robust rack and pinion hydraulic mechanism, the Union 7770 ensures controlled closing and latching while reducing door slamming, noise, and wear on hinges and locks. Its adjustable closing speed (180°–15°) and latching speed (15°–0°) allow you to fine-tune the door's operation to suit different environments and traffic levels.
The non-handed design allows installation on both left-hand and right-hand doors, while the durable cast aluminium body offers excellent corrosion resistance and long-term reliability. Fire-rated and tested for 500,000 operating cycles, the Union 7770 is an excellent choice for offices, schools, hospitals, hotels, apartments, retail stores, and commercial buildings where dependable automatic door closing is essential.