Sielox, LLC


Sielox's Performa® Proximity Plus® Cards set the standard for performance and cost-effective solutions for Access Control. Transmitting at the globally accepted frequency of 13.56 MHz for compatibility with Performa readers ensures the accuracy and integrity of every read. Performa Proximity Plus Cards utilize a passive, no battery design allowing for an infinite number of reads.


Key features of Sielox’s Performa Proximity Plus Cards include:
  • Compatible with Performa readers
  • Pre-programmed with customer specific ID numbers
  • More than one trillion codes available
  • Available in Clamshell, Graphics Quality Direct Print or Key Tag