TLJ Infinity

Our most popular key card lock

TLJ Infinity is our best-selling contactless electronic lock, offering a reliable, smart key card lock that is hassle-free and ultra-secure. TLJ Infinity electronic locks employ Radio Frequency (RFID) and Bluetooth (BLE) technology to offer simple, contactless operation. Its traditional yet contemporary design lends itself to new build schemes and refurbishment projects where locks may previously have been fitted.

A selection of lock cases, fore ends and keep plates enable easy upgrade from mechanical key locks or outdated magnetic card systems.

TLJ Infinity is available in a range of colour and finish options including:

Stainless Steel
Brushed satin chrome

Polished Chrome
Mirrored silver

Brushed satin gold

Polished Gold
Mirrored Brass

Suitable for
  • RFID technology for contactless operation
  • BLE-ready for smartphone operation via TLJ Mobile Keys
  • Range of access tokens available (TLJ key cards, fobs and wristbands)
  • Fully certified for fire safety and security
  • Self-contained and low maintenance, with no external wiring required
  • Mechanical override key
  • Market-leading 3 year return to base warranty
  • Smart lock case with 3 embedded sensors:
    • Latch alarm when door not closed
    • Deadbolt double lock
    • Auditable mechanical over-ride key
  • Up to 3 years battery life (4 x AA batteries)
  • Self-diagnostic LED patterns for fault finding
  • Multiple operational modes:
    • Hotel / hostel mode
    • PBSA student mode
    • BTR residential mode
    • Office / commercial mode
  • Low battery alert & reserve battery
  • Audit trail, previous 1000 activations recorded
  • Compatible with TLJ Connect writeback functionality
  • Certified to PAS 24:2016 enhanced security performance certification
  • CE certified to EN14846:2008, EN50371:2012, EN1634-1:2014
  • Secured by Design approved
  • Certifire approved
TLJ Infinity brochure TLJ Infinity technical datasheet
Case study
Hotel Indigo Manchester – Victoria Station choose TLJ access control

TLJ have completed a site-wide installation of electronic access control for Hotel Indigo – Victoria Station in Manchester, part of IHG

Read more
Related products
Secured by Design
Secured by Design

Police approved to reduce levels of crime and improve security within a building. Developments using products and materials that meet Secured by Design Standards are up to 75% less likely to be burgled and show a reduction of 25% in criminal damage.


Third-party certification body that assures performance, quality, reliability and traceability of fire protection products. Recognised by regulatory authorities worldwide, it is an internationally respected mark of fire safety and one of the most authoritative in the industry.

CE Marking
CE Marking

CE marking guarantees that access control products are designed, tested and approved according to harmonised standards on health, safety and environmental protection legislation.

EN14846:2008 - Electromechanically operated locks
EN50371:2012 - RT&TTE, Low-power human RF exposure & European EMC, LVD directive

3 year warranty
3 year warranty

Market-leading 3 year return to base warranty. Repair or replacement due to any failures resulting from manufacturing faults. Vandalism or abuse is not included. Repair or replacement is at TLJ’s discretion.