UNITK Echo 100 Upgrades 64 Hotel Rooms in Morocco Lock Retrofit Project
Dongguan, Guangdong, China – October 19, 2026
Hotel Lock Retrofit Project in Morocco
Replacing electronic locks in an existing hotel is very different from selecting locks for a new project.
The challenge is often not simply finding a new hotel lock. The new solution must work with the existing doors, mortise dimensions and previous door preparation, while minimizing additional drilling or modification.
For a recent 64-room hotel renovation project in Morocco, our local partner needed to upgrade existing Saflok MtmT hotel locks to a more modern access solution.
UNITK Echo 100, combined with a compatible 70mm backset ANSI mortise and the TTHotel system, provided a practical retrofit solution.
Project Overview
Location: MoroccoProject Type: Hotel RenovationRooms: 64Lock Model: UNITK Echo 100Mortise: 70mm Backset ANSI MortiseExisting Lock: Saflok MtmTSystem: TTHotelUnlocking: Mobile APP + RFID Card + Mechanical Key
The Challenge: Upgrading Existing Hotel Doors
Hotel renovation projects often face one important question:
Can the old electronic locks be replaced without making major changes to the existing doors?
The doors in this project were already prepared for Saflok MtmT hotel locks. Completely changing the door preparation would increase installation work, project time and renovation costs.
For this reason, mortise compatibility became one of the key considerations when selecting the replacement lock.

70mm Backset ANSI Mortise for Direct Replacement
UNITK Echo 100 was paired with a 70mm backset ANSI mortise suitable for the existing door configuration.
The mortise uses a reversed configuration that matches the requirements of this retrofit project. This allowed the new locking solution to fit the existing door preparation without additional drilling for the mortise installation.
For hotel renovation projects, this can make a significant difference.
Instead of extensively modifying or replacing existing doors, the hotel can retain its current doors while upgrading the electronic access system.
Key Retrofit Benefits
- 70mm backset ANSI mortise
- Compatible with the existing project door preparation
- No additional mortise drilling required for this installation
- Reduced modification to existing hotel doors
- Faster and more practical retrofit
- Modern electronic access management
Upgrade the lock, not the door.

UNITK Echo 100 for Hotel Renovation
Echo 100 is a classic electronic hotel lock designed for reliable daily hotel operation.
For this Morocco project, its dimensions and configuration made it suitable for upgrading the existing hotel doors while maintaining a clean appearance after installation.
The lock works with the TTHotel hotel access management system, providing hotels with a straightforward way to move from an older electronic locking system to modern digital access management.

A Practical Approach to Hotel Lock Retrofit
There is no single hotel lock that fits every renovation project.
Before recommending a replacement solution, several details should be checked:
Existing lock model → Mortise dimensions → Backset → Door thickness → Existing cut-outs → New lock dimensions → Access management requirements
This is particularly important when replacing older hotel locking systems.
For this 64-room project in Morocco, the combination of UNITK Echo 100 + 70mm ANSI mortise + TTHotel allowed the property to retain its existing doors while moving toward a more modern access solution.
Same doors. Smarter access.
Looking for a Hotel Lock Replacement Solution?
If you are planning to replace existing electronic hotel locks, send us photos and dimensions of the current lock, mortise and door.
UNITK can help evaluate the existing door configuration and recommend a suitable hotel lock retrofit solution.
Email: [email protected]Website: www.unitklock.com
About Us
At UNITK, we believe that a smart lock is more than just a door lock it is the foundation of a seamless hospitality experience. We specialize in delivering reliable smart access solutions for hotels, serviced apartments, vacation rentals and commercial properties, helping property owners improve operational efficiency while enhancing guest satisfaction.
Media Contact
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Contact Person: Media Relations
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Country: China
Website: https://www.unitklock.com/

