Description
The Lindy RJ45 Ethernet Port Blocker System (Green) is a professional physical network security solution designed to restrict access to unused or sensitive RJ45 LAN ports. It helps prevent unauthorized connections, protects network infrastructure, and supports structured IT security management across shared environments.
Each blocker fits securely into a standard RJ45 port and can only be removed using a dedicated insertion key, ensuring controlled access for authorised personnel only.
Ideal for scalable IT deployments, this system provides a simple and effective way to enforce physical port security without software, configuration, or training requirements.
🔒 Key Features
Physical Network Security Solution for RJ45 Ethernet ports
Prevents Unauthorized Access via cables, devices, or foreign objects
Protects Network Integrity in shared and enterprise environments
Quick & Simple Installation – plug-and-lock mechanism
Colour-Coded System (Green) for structured access control
Visual Indicator of Inactive Ports for better network management
Scalable for Large Deployments across multiple locations
📦 Available Variants
Choose the configuration that suits your deployment needs:
40472 – Starter Kit
Includes 10 RJ45 blockers + 1 insertion key
40473 – Bulk Pack
Includes 20 RJ45 blockers (no key)
40631 – Replacement Key
1 insertion/removal key only (Green system)
🧠 Application & Benefits
The Lindy RJ45 Port Blocker system is widely used in corporate offices, schools, government facilities, data centres, and retail environments. It provides a cost-effective hardware-based solution to prevent unauthorized network access, reduce accidental disconnections, and protect unused Ethernet ports from misuse.
It also acts as a visual management tool, clearly identifying inactive or restricted ports within a network setup.
No software installation or configuration is required, making it ideal for fast and consistent deployment across IT-managed environments.
⚠️ Security Note
This port blocker is designed as a physical and visual deterrent only. It helps prevent casual or unauthorized access but may not stop a determined individual with physical access to the port.
📊 Specifications
Brand: Lindy
Product Type: RJ45 Ethernet Port Blocker System
Interface: RJ45 (LAN / Ethernet)
Colour: Green
Material: Durable moulded plastic
System Components: Blockers + Key (variant dependent)
Compatibility: Lindy RJ45 Port Blocker System (Green only)
🏢 Ideal For
✔ Enterprise IT Infrastructure
✔ Data Centres & Server Rooms
✔ Schools & Educational Networks
✔ Government & Secure Facilities
✔ Corporate Offices & Shared Systems
⚠️ Important Notes
Key required for removal (starter kit only)
Key is colour-specific and only compatible with Green system
Components sold separately depending on selected variant