StarTech.com USB-A Port Blocker Key with 4x Latching USB-A Dust Cover Plugs, Snap-In Reusable Port Protectors for Laptops & Computers
Available in stock (17)
Protect Devices and Sensitive Data
Physically block unused USB-A ports to help prevent unauthorized access, data theft, and malware attacks. Each latching dust cover plug can only be removed with the included USB-A Port Blocker Key, providing a visible and effective deterrent in offices, classrooms, and other shared workspaces.
Quick Installation and Reconfiguration
The snap-in USB-A port blockers allow fast, tool-free installation without interfering with adjacent ports. To block the USB-A port, use the included security key to simply insert the blocker plug into the port and secure it in place. When access is required, use the security key for quick removal and redeployment. The reusable design makes it easy to adapt port access as device configurations and security needs change.
Maintain Port Reliability
In addition to restricting access, the blocking plugs function as dust covers to shield USB-A ports from debris and particulate buildup. This helps preserve port integrity, maintain consistent performance, and extend the lifespan of laptops and desktop computers in high-traffic environments.
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Key specifications
- Product colour: Black
- Compatible ports/slots: USB Type-A
- Product type: Port blocker + key
- Material: Plastic
- Master (outer) case height: 34 cm
- Master (outer) case length: 48 cm
- Master (outer) case width: 64 cm
- Number of port blockers: 4
- Products per master (outer) case: 1000 pc(s)
- Number of port blocker keys: 1
Weight & dimensions
- Depth
- 7.1 cm
- Height
- 1.05 cm
- Package depth
- 14.5 cm
- Package height
- 0.8 cm
- Package weight
- 0.02 kg
- Package width
- 10 cm
- Weight
- 0.01 kg
- Width
- 2.4 cm
Materials
Material: Plastic
Explore our FAQ
Where do the specifications come from?
Where do the specifications come from?
Product specifications are sourced from Icecat and displayed only when supporting data is available. Where information is missing, the field is left blank rather than populated with estimated or inferred values.
How current is stock availability?
How current is stock availability?
Stock levels are checked and updated automatically, ensuring the availability displayed on each product page reflects real-time data.
What is the shipping policy?
What is the shipping policy?
Free shipping is offered on orders over $550 within Australia, with tracked delivery included on every order. For full details, please refer to our Shipping Policy in the Customer Service section of the website.
What is the returns policy?
What is the returns policy?
We accept returns within 14 days of purchase, provided items are unopened and in their original packaging. For full details, please refer to our Returns Policy in the Customer Service section of the website.
A Partnership-First Approach
At NUTEC, we take a partnership-first approach to every engagement. We start by understanding your business - its challenges, priorities, and long-term goals before recommending any technology solution. From workplace modernization and cloud infrastructure to cyber security and systems integration, our team works closely with you at every stage, ensuring the right technology is procured, implemented, and supported with clarity and confidence. We believe in transparent communication, tailored outcomes, and building lasting partnerships that grow with your business.

