Smart, scalable, single key solutions for every environment

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Master key systems flawlessly balance control and convenience.

Mul-T-Lock Master Key Systems (MKS) can be applied to any of our high security locking solutions and are designed to scale as your locking needs grow. Users can be given a single mastered key to unlock all or selected doors, dramatically reducing the number of keys in circulation and enabling more dynamic access control. 


Master Keying Unlocked

Master key systems (MKS) are smart, scalable and super- effective keying solutions in which selected keys are configured to open a number of predefined entries, using different types of locking products and efficient planning. These locking systems provide organizations with seamless access control while economizing on the number of keys in circulation. Mul-T-Lock’s MKS Design tool and MASTERpiece software enable you to enjoy an unmatched technological product. Our professionals will help you design, build and maintain a highly effective and efficient system that ideally suits your needs, providing you with ongoing expert support throughout the installation and implementation process.


Understanding MKS: One-key locking solutions

Mul-T-Lock offers a wide range of master key solutions to address the varying needs of different business sectors and their unique environments. Here’s what your business gets when you apply our MKS to your locking systems:

High security protection -

Keys are mastered to provide each user with access to authorized areas only, increasing access control, while reducing the number of keys in circulation.

Convenient access - ability to incorporate a wide range of product types into the system using a single key enables complex system-design capabilities and allows your locking system to scale with your business.

Combined electronic/mechanical systems - Our mechanical hardware can be enhanced with electronic locking for an additional layer of security.

A system that grows with your business - Various planning options enable further system expansion and scalability to any environment.

Customizable system - The MKS can be applied to any Mul-T-Lock High Security solution and to a wide range of products, including many locks and cylinders.

Cost-efficient - Single-key access is more efficient, reducing initial costs, as well as future budgets to be spent on replacement keys.

MASTERpiece software – A strong planning tool to help you overcome complex locking challenges.

Quality: : Mul-T-Lock adheres to the world’s most stringent high-security locking standards.


Download the MKS brochure here.