Smart Key Control for Safer Homes & Businesses
High-Security Access Starts with the Right Key
A restricted key system is a high-security locking system designed to prevent unauthorised key duplication and improve overall access control. It uses specially designed keys and lock cylinders that are protected by patent or design registration, meaning that the keys can’t be copied without permission from the lock’s registered locksmith or manufacturer.
- Only an authorised person (such as a business owner or property manager) can request additional keys.
- Keys are typically stamped with a unique code and require identification to be duplicated.
- The lock cylinders are more secure and resistant to picking or tampering.
Restricted key systems are ideal for commercial buildings, government facilities, schools, and any property where key control is a priority. They offer peace of mind by ensuring that you always know how many keys are in circulation—and who has them.

Keys You Can’t Copy Without Permission!
Restricted Key Systems Features
Restricted Key Copies
The key blanks used in restricted systems are patented or proprietary, meaning they are not available for purchase in general stores. Only authorized locksmiths or key holders can duplicate them with proper approval.
Key Control
The system provides strict control over who can make copies of the keys and tracks who holds them. This is important for businesses that want to ensure only trusted personnel have access to certain areas.
Higher Security
Since unauthorised duplication is not possible, the risk of key duplication falls significantly, providing better protection for sensitive areas like server rooms, storage areas, or offices.
Master Key Options
Many restricted key systems offer master key solutions, where a single key can access multiple locks while maintaining separate access for individual keys, allowing for controlled access within different zones of a building or facility.
Audit Trail
Some restricted key systems can be integrated with key management systems to track key usage and access events, which can enhance security by providing a clear record of key usage.
Restriction Key System Tailored to Your Needs
Construction keyed system

Maison keyed system

Grand master keyed system

Master keyed system

A master keyed system is one where each lock has its own individual key which will not operate any other lock in the system, but where all locks in the system can be operated by one master key.
Keyed alike system

Individually keyed systems

Why choose us
When it comes to upgrading your security with keyless entry, working with a qualified commercial locksmith makes all the difference.
Expert Installation & Setup
From smart locks to access control panels, they ensure your keyless entry system is installed correctly and functions seamlessly.
Custom Solutions
Every business is different. A commercial locksmith can design a custom keyless entry system that suits your layout, staff structure, and security needs.
Fast and Reliable
Downtime is costly. Commercial locksmiths are trained to work efficiently, minimising disruptions while ensuring your system is up and running in no time.
in-depth Security Knowledge
We understand the latest in digital security and can recommend systems that meet current safety standards—while also helping you future-proof your property.
Support and Maintenance
From system upgrades to troubleshooting, a reliable locksmith provides continued support to keep your keyless entry system secure and up to date.
Licensed and insured
With a certified commercial locksmith, you’re working with a professional who’s licensed, insured, and backed by industry standards—giving you confidence in every aspect of the job.
Businesses and Offices
Keyless entry systems are a game-changer for modern offices and commercial spaces. They eliminate the need for physical keys, allowing employees and managers to access secure areas using PIN codes, key cards, or mobile apps. This not only streamlines entry but also makes it easier to manage who can go where—especially in companies with multiple departments or restricted areas. From small offices to large corporate buildings, keyless systems offer convenience, flexibility, and enhanced security.
Public Institutions
For schools, government buildings, libraries, and other public institutions, keyless entry solutions offer a safe and efficient way to control access. These systems help restrict entry to sensitive areas like administrative offices, storage rooms, and staff-only zones, while still allowing smooth flow for authorized personnel. With options like scheduled access and activity logs, keyless systems also improve accountability and make it easier to manage multiple entry points across large facilities.
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