The Smart Keeper RJ11 Port Lock Professional is a physical cybersecurity device that prevents unauthorized device access by physically blocking open RJ11 ports.

Key NOT included

Requires one Smart Keeper Lock Key Mini Professional for removal.

  • Easy to Use: It can be installed by hand.
  • All-Purpose Key: A common key can be used to unlock various products within the Professional series.

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Download the Smart Keeper Professional Series Catalog

Part No. CSK-NL04