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HPE Aruba X751 front-to-back fan tray, silver metal enclosure

HPE

HPE JL669B Aruba X751 Front to Back Fan Tray

SKU CH-X9JS-VPE06 MPN JL669B

Front-to-back fan tray provides cooling airflow for compatible Aruba network switches

  • Front-to-back airflow cools switches efficiently
  • Hot-swappable tray replaces fans without downtime
  • Designed for Aruba X751 chassis compatibility
  • HPE engineering ensures reliable thermal performance
  • New condition guarantees full factory specifications

What this product is and who it is for

The HPE JL669B Aruba X751 Front to Back Fan Tray is a replacement cooling module designed for compatible Aruba network switches. It provides directed airflow from the front panel to the rear exhaust to maintain safe operating temperatures. Network administrators and data-centre technicians use this tray when a factory-installed fan fails or when scheduled maintenance calls for a fresh unit. It is not for builders who need a complete switch chassis or a different airflow orientation.

Practical limits of the fan-tray interface

This tray fits only the specific Aruba X751 switch models that accept a front-to-back cooling assembly. The mechanical latch and electrical connector are keyed to that platform, so the unit will not seat in other HPE or Aruba families. Airflow direction is fixed; the tray cannot be reversed to support back-to-front cooling designs. Installers must verify the switch part number before ordering because the form factor is not universal across the product line.

What to check on your existing setup before ordering

Confirm that the target switch lists the JL669B as a supported spare in its hardware guide. Ensure the chassis fan bay is free of obstructions and that the existing tray has not damaged the mid-plane connector. Power down the switch and follow the manufacturer’s hot-swap or cold-swap procedure for the specific model. This tray is not compatible with switches that require a side-to-side or rear-to-front airflow module.

Highlights

  • Front-to-back airflow cools switches efficiently
  • Hot-swappable tray replaces fans without downtime
  • Designed for Aruba X751 chassis compatibility
  • HPE engineering ensures reliable thermal performance
  • New condition guarantees full factory specifications

Specifications

BrandHPE
Shipping weight0.45 kg
Package size211 × 127 × 94 mm

Questions about this item

Which JL669B version should I choose for front-to-back cooling?

The JL669B is a single front-to-back fan tray for Aruba X751 switches; there are no alternative versions listed.

What does the front-to-back airflow do once installed in the switch?

It pulls cool air from the front panel and exhausts it through the rear, matching the switch's designed airflow path.

What interface does the tray use and what does it support?

The tray slides into the dedicated fan slot on compatible Aruba X751 chassis and connects via the internal backplane power interface.

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