Yale CH Double Cylinder 57.5/37.5 – Nickel Finish with Emergency Function
The Yale CH double cylinder is a high-security mechanical door cylinder designed for dual-sided key operation. With its 57.5 mm left and 37.5 right measurement, it fits standard door preparations and delivers reliable access control for residential and commercial doors.
Prio-Function enables key operation on both sides while maintaining a fixed thumbturn on the interior
22 mm round profile provides a robust, full-metal cylinder body
Nickel matte finish resists corrosion and blends with modern door hardware
24-month manufacturer warranty ensures long-term reliability and investment protection
What Sets the Yale CH Double Cylinder Apart
The integrated emergency function allows the cylinder to be operated from the outside even when the thumbturn is locked, a critical safety feature for multi-occupancy buildings and rental properties. The Prio-Function mechanism is a Yale-specific design that separates key and thumbturn operation, giving occupants control over interior access without compromising exterior security.
Ideal for...
Property managers and homeowners who need a secure, code-compliant door cylinder with flexible access management. Suitable for wooden and metal doors with standard 22 mm bore preparations in both new installations and retrofit projects.
Application of the Yale CH Double Cylinder
Insert the cylinder into the door bore, ensuring the 57.5 mm side aligns with the exterior and the 37.5 mm side with the interior
Secure the cylinder with the provided fixing screws
Test key operation from both sides and verify the emergency function by locking the thumbturn and confirming exterior key access
For multi-cylinder installations, repeat the process for each door point
Yale is a leading global brand in locking and access control systems, with a heritage spanning over 180 years. The brand is known for its mechanical and electronic cylinder locks, padlocks, and smart access solutions. Yale products are widely specified by property developers, facility managers, and homeowners across Switzerland and Europe for their build quality and security certifications.
It is a mechanical door cylinder for dual-sided key operation, used on residential and commercial doors to control access from both the interior and exterior.
The Prio-Function allows the key to operate the cylinder from both sides while the thumbturn on the interior remains fixed. This means occupants can lock the door from inside without a key, but the cylinder can still be opened from outside with a key at all times.
The cylinder has a 57.5 mm left measurement and a 37.5 mm right measurement, with a 22 mm round profile. It is a full-metal construction in nickel matte finish.
The delivery includes one Yale CH double cylinder in nickel matte finish with the Prio-Function and emergency function. Fixing screws are included for standard door bore installation.
Yale provides a 24-month manufacturer warranty on the CH double cylinder, covering material and manufacturing defects under normal use.
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