Door Lock Cylinder
Door Lock Cylinder - A Reliable Manufacturer for Commercial Spaces: Secutor offers top-tier solutions to enhance security and performance in your commercial environment.
Our range of mortise door locks in Taiwan provides exceptional security and style for your doors. We offer a variety of mortise locks designed for residential, commercial, and industrial applications, each meticulously crafted for durability and reliability.
Mortise Cylinder
Built for robust security, these cylinders with deadbolt compatibility excel in protecting high-risk areas like main entrances and server rooms. Ideal for a variety of doors.


Euro Profile Cylinder
Offering sleek aesthetics and strong security, these cylinders integrate seamlessly with various internal doors and modern door hardware, ideal for high-traffic areas.
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Door Lock Cylinder Overview
A door lock cylinder is a crucial component of a door's locking mechanism, serving as the interface between the key and the internal locking elements. It consists of a cylindrical body that houses a series of pins and springs, which align when the correct key is inserted. The cylinder's primary function is to control the movement of the lock's bolt or latch, enabling the door to be secured or opened. Cylinder is an essential component of any door lock, providing security and peace of mind to property owners. At Secutor, we understand the importance of quality and reliability when it comes to door lock cylinders. There are 6 types of door lock cylinders. The options include mortise, rim, key in knob, key in lever, deadbolt, and profile.
Before delving into the cylinder types, understanding some basic lock components will be beneficial. The terms cylinder, core, and plug are sometimes used interchangeably, albeit incorrectly. When the correct key is inserted, it aligns the pins at the shear line, allowing the plug to rotate and actuate the locking mechanism. This design provides security by ensuring that only the proper key can operate the lock, making the cylinder a critical element in door security systems. While these descriptions can be technical, let's simplify things with a visual aid rather than overwhelming you with words.
Door Lock Cylinder Types
Door lock cylinders come in various types, each designed for specific applications and security needs:
Mortise Cylinders: Round, threaded cylinders that screw into the lock body, often used in commercial settings.
Rim Cylinders: Designed for surface-mounted locks, commonly found on entry doors.
Pin Tumbler Cylinders: The most common type, featuring pins of varying lengths that align with the key’s serrations to unlock.
Disc Tumbler Cylinders: Utilize rotating discs that align when the correct key is inserted.
Wafer Tumbler Cylinders: Composed of flat wafers that are lifted to the correct height by the key.
Key-in-Knob/Lever Cylinders: Integrated into doorknobs or lever handles, these are standard in residential applications.
Each type offers unique features and security levels, allowing users to choose the most appropriate cylinder for their specific door and security requirements. For instance, pin tumbler cylinders are widely used in euro profile locks, while mortise cylinders are often preferred in commercial environments for their versatility and strength.
Master Key Systems Explained
Master key systems are indeed available for cylinder locks, allowing a single key to operate multiple locks while maintaining individual key control for each lock. These systems are commonly used in commercial buildings, schools, and large residential complexes for efficient access management.
In a master key system:
A master key can open all locks in the system
Individual locks have their own unique keys (change keys)
Additional levels of access can be created, such as sub-master keys for specific areas or floors
The functionality is achieved through the use of master pins or wafers in the lock cylinder, creating multiple shear lines that allow both the master key and individual keys to operate the lock. While master key systems offer convenience and streamlined access control, it’s important to note that they can potentially reduce overall security due to the increased number of possible key combinations that can operate each lock. Therefore, careful key control and system design are crucial when implementing master key systems for cylinder locks.
Mortise Cylinder v.s. Profile Cylinder
Mortise cylinders are cylindrical threads that screw into the lock body. Depending on the cylinder's depth, spacers may be necessary to ensure the cylinder aligns with the lock. These cylinders come in standard keyway and interchangeable core formats. Our heavy duty mortise cylinder for aluminum door fit perfectly. Quality brass rounded mortise door lock cylinder in Taiwan is available for your doors.
On the other hand, profile cylinders, often called euro-profiles or DIN profiles, do not screw into the lock; instead, they slide or snap into place and are secured with a set screw. Profile cylinders come in two types – single and double cylinder. Single cylinders require a key to open from one side and have a thumb-turn. Profile locks, commonly found in Europe, are less prevalent in the United States, except for storm doors. They come in oval or teardrop shapes with a central cam that operates both sides of the lock.
Key Benefits
- Heavy-Duty Brass Construction: Crafted from quality brass to resist wear and tear, ensuring longevity and consistent performance.
- Precision Engineering: Our mortise cylinders operate smoothly, offering peace of mind in every turn of the key.
- Versatile Compatibility: Whether you are installing new doors or upgrading existing locks, our cylinders integrate seamlessly into a variety of door setups.
- Enhanced Security Features: With advanced lock mechanisms, protect against picking, drilling, and other forms of tampering.
Perfect Fit For Your Project
- For building contractors: Ensure the protection of construction sites and equipment with our heavy duty security solutions.
- For locksmith associations: Equip your members with high-grade cylinders that elevate the standard of security offered.
- For door lock hardware retailers: Expand your product line with our reliable cylinders that customers can trust.
- For property managers: Provide tenants and property owners with superior security and ease of access control.
As a door lock cylinder manufacturer, Secutor understand the importance of security for your buildings. Our top-of-the-line zinc alloy mortise lock cylinder door lock set are designed to ensure maximum safety and durability. Tailored for aluminum doors, our lock cylinders are the go-to choice for building contractors, locksmiths, hardware retailers, and property managers.
Check out other products: Interchangeable Core, Mortise Door Lock, Padlock, Patio Door Lock, Panic Exit Device, Door Closer.