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Cisco

Cisco P-BLANK | SFP/SFP+ cage blank | transceiver bay dust cover | airflow filler

P-BLANK

POA
POA
POA
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Description

Blank insert for empty SFP/SFP+ cages to protect ports and maintain designed airflow across switch/router line cards and appliances.

Features

- Protects open cages from dust and debris
- Maintains intended chassis airflow
- Quick, tool-less installation
- Reusable and durable

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Form factor: SFP/SFP+ cage blank (filler)
- Primary function: Dust protection and airflow management
- Installation: Tool-less snap-in/out
- Use case: Unpopulated transceiver bays on switches, routers, and appliances
- Material: Durable composite construction
- Thermals: Helps preserve intended chassis cooling airflow

FAQs

Q: Does this fit QSFP/QSFP28 cages?
A: No. This blank is intended for SFP/SFP+ size cages. QSFP cages require a QSFP-size blank.

Q: Will using blanks improve device cooling?
A: They help maintain the designed airflow path by closing unused ports, which supports proper cooling.

Q: Can I insert it while the device is powered on?
A: Yes, blanks are passive fillers and can be inserted or removed without powering down.

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