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Cisco

Cisco NXM-XBLNK | Blank LEM filler | airflow and EMI cover for unused LEM bay

NXM-XBLNK

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Description

Blank Line Expansion Module (LEM) filler used to cover an empty LEM slot on supported Nexus 3000 switches. Maintains proper airflow, thermal performance, and EMI compliance when a bay is not populated.

Features

- Maintains proper airflow and cooling in empty LEM bays
- Supports EMI shielding and system integrity
- Simple, quick installation
- Protects internal components from dust and debris
- Meets platform recommendations for empty slot coverage

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

- Purpose: Filler/blank for unused LEM slot
- Thermal: Preserves designed airflow and cooling characteristics
- EMI: Helps maintain electromagnetic interference shielding
- Compatibility: Selected Nexus 3000 models with LEM bays
- Installation: Tool‑less or simple screw‑in (platform‑dependent)
- Functionality: No network ports or active components

FAQs

Q: Why do I need a blank LEM filler?
A: It preserves airflow and EMI compliance when a slot is not populated, protecting system thermals and integrity.

Q: Can the switch operate without the blank installed?
A: Running with open slots can degrade cooling and may violate platform requirements. Use blanks as recommended by the hardware guide.

Q: Is this blank compatible with all Nexus switches?
A: It is intended for Nexus 3000 models with LEM bays. Verify fit for your exact model.

Q: Does the filler provide any network functionality?
A: No. It is a passive cover that supports airflow and EMI control only.

Q: Is installation tool‑less?
A: Many platforms allow tool‑less insertion, though some may require screws. Follow the model’s hardware instructions.

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