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Blue NVMe PCIe extender cable with circuit board for Dell PowerEdge R740xd 24-bay server

DELL

DELL PowerEdge R740xd 24-Bay NVMe Extender Cable M2D68

SKU CH-RKBM-BMXA2

Connects 24 NVMe SSDs in a PowerEdge R740xd 24-bay server for high-density storage

  • Compatible ManufacturerFor Dell
  • Compatible ModelsFor Dell PowerEdge R740xd 24-Bay
  • ColorBlue
  • Enables 24-bay NVMe SSD density for PowerEdge R740xd
  • Maintains PCIe signal integrity across extender cable M2D68
  • Durable OEM build rated for 24/7 datacenter operations
  • Streamlined design improves airflow and cable management
  • Supports scalable 2.5" NVMe storage expansion for enterprise workloads

Dell PowerEdge R740xd NVMe Extender Cable

This cable connects NVMe SSDs to the backplane inside a Dell PowerEdge R740xd 24-bay server. It is built for administrators who need reliable PCIe signal integrity across a high-density 2.5-inch drive array. The part number is M2D68 and the colour is blue.

Replaces a damaged or missing extender in a 24-bay

When an existing cable fails or a new backplane is installed, this OEM part restores the link between the drives and the server. The upgrade is worth it when the current cable limits throughput or causes drive detection errors in a production environment.

Practical limits of the NVMe interface in this

Signal quality over the extender determines the maximum stable link speed for each drive. Cable length and routing inside the 24-bay chassis constrain how many NVMe devices can operate at full performance simultaneously. Builders who need more than 24 bays or a different server model cannot use this part.

Highlights

  • Enables 24-bay NVMe SSD density for PowerEdge R740xd
  • Maintains PCIe signal integrity across extender cable M2D68
  • Durable OEM build rated for 24/7 datacenter operations
  • Streamlined design improves airflow and cable management
  • Supports scalable 2.5" NVMe storage expansion for enterprise workloads

Specifications

BrandDell
ModelPowerEdge R740xd
Part NumberM2D68
Compatible ManufacturerFor Dell
Compatible ModelsFor Dell PowerEdge R740xd 24-Bay
ColorBlue

Questions about this item

What server chassis does the M2D68 extender cable fit inside?

The cable is built for the Dell PowerEdge R740xd 24-bay 2.5-inch NVMe SSD configuration and connects directly to the backplane in that chassis.

How is the M2D68 extender cable installed, and what step is often missed?

Route the blue cable from the NVMe PCIe extender card to the 24-bay backplane, then seat both connectors firmly; the step often missed is verifying each latch clicks to maintain PCIe signal integrity.

When should the M2D68 extender cable be inspected or replaced in a 24/7 datacenter?

Inspect the cable during any backplane or SSD tray service; replace it if the blue jacket shows kinks, connector pins are bent, or intermittent NVMe drive drops appear in system logs.

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