STI · STI-7521OB

STI Protective Cabinet with Open Backbox and Thumb - STI-7521OB

• Open backbox mounts over existing wall devices, eliminating rewiring in retrofit installs.
• Clear polycarbonate construction protects readers and panels while keeping them visible.
• Secondary eyelet supports a padlock or safety seal for dual-lock tamper detection.

STI · STI-7534

STI Protective Cabinet with Siren/Strobe Alarm Key - STI-7534

• Transparent polycarbonate keeps panel LEDs visible without opening the enclosure.
• Integrated 100dB siren/strobe activates on tamper; powered by 9V PP3 battery.
• Key lock with tamperproof screws; rated for -40°C to 121°C indoor operation.

STI · STI-7524

STI Protective Cabinet with Siren/Strobe Alarm Key - STI-7524

• NEMA 4X polycarbonate housing rated for outdoor use from −40°C to 121°C.
• Integrated 100dB siren/strobe alarm triggers immediately on unauthorized entry.
• 9V battery-powered standalone unit requires no wiring or network infrastructure.

STI · STI-7520

STI Type 4X Protective Cabinet with Backplate and Key Lock - Clear

NEMA 4X corrosion-resistant cabinet with key lock for secure equipment access

• IP59-rated enclosure protects access control modules from dust and moisture
• Key lock strike provides mechanical security for credential-based cabinet access
• Wall-mounted design with backplate included for straightforward installation

STI · KL544

STI KL544 Key Lock for Metal Cabinets

Mechanical key lock for STI-EM metal cabinets, 9VDC operation

• Key-based access with no electronics, batteries, or network dependency
• 9VDC low-voltage design eliminates mains power and complex wiring
• Direct integration into STI cabinet doors without modification or gaps