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Keep switches, routers, desktop PCs, POS terminals and meeting-room hubs off-limits to intruders and accidents. The Blocker  is a removable, keyed RJ45 network port plug that physically blocks Ethernet connections to protect your devices from rogue patching, data exfiltration, and malware, while also sealing the jack against dust and moisture.

RJ Port Blocker with Key Unlock – [Pack of 10 + key]: Black

SKU: MF4157
£14.99Price
VAT Included
Quantity
Out of Stock
    • Physical network lockdown – Prevents anyone from plugging in an Ethernet cable without your key. Ideal for open offices, schools, kiosks, hotels, and shared spaces.

    • Keyed removal – Precision metal key engages the internal latch so only authorised staff can unlock and remove the plug in seconds.

    • Tamper-resistant & low-profile – Flush fit looks clean and is hard to grip without the key, deterring casual removal attempts.

    • Device & data protection – Blocks unapproved network bridging and keeps unused ports clean to reduce connection faults over time.

    • Built to last – Made from eco-friendly, high-strength ABS; won’t crack or deform with repeated use.

    • Universal fit – Compatible with standard RJ45 Ethernet ports on switches, servers, desktops, docking stations and media players.

    • Color option: Black (blends discreetly with most gear).

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