Port blocker Smartkeeper NL03P2YL RJ-45 Yellow Compact Network Security

The Smartkeeper NL03P2YL is a compact yellow RJ-45 port blocker designed to physically block access to Ethernet LAN ports. It requires no power or software and provides a simple mechanical barrier to prevent unauthorized devices from being plugged into network sockets, helping to reduce the risk of internal data leakage and uncontrolled network access.

Advantages

The port blocker is compact and easy to install or remove, fits standard RJ-45 sockets, and works without batteries or software. Its physical design prevents passive or opportunistic connection attempts and helps maintain control over who can access network ports in offices, public areas, and other shared environments.

Suitable for

• Offices and meeting rooms
• Public spaces (libraries, reception areas)
• Shared workspaces and hot-desking environments
• Schools and training facilities

Key specifications

• Model: Smartkeeper NL03P2YL
• Connector type: RJ-45 (Ethernet LAN)
• Color: Yellow
• Power: Passive (no power required)
• Manufacturer: Smartkeeper
• MPN: NL03P2YL
• EAN: 8809534691195

How to use

Insert the Smartkeeper NL03P2YL into an unused RJ-45 port until it sits securely; the device mechanically blocks insertion of Ethernet plugs. To allow access, remove the blocker by pulling it from the port. No configuration, tools, or software are required for installation or removal.

Usage recommendations

Use port blockers on ports that should remain inactive or restricted. Keep a record of installed blockers and store spare units for authorized access needs. Regularly inspect ports and blockers for damage and replace any worn units to ensure effective physical protection.