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Green PCB adapter with SFF-8643 port and PCIe 3.0 x16 edge connector

eshinreal

eshinreal SFF-8643 to PCIe 3.0 x16 Adapter

SKU CH-9KBE-FJ3ZK

Converts a Mini-SAS HD port to a PCIe 3.0 x16 slot for NVMe, SAS or SATA devices at 4GB/s bandwidth

  • Product typeController Card
  • Converts SFF-8643 to PCIe 3.0 x16 for flexible expansion
  • Delivers PCIe 3.0 x4 bandwidth up to 4GB/s via host interface
  • Supports NVMe U.2 SSDs using SFF-8639 breakout cables
  • Adapts PCIe cards like GPUs or NICs to Mini-SAS HD connections
  • Works with SAS, NVMe and SATA protocols across Windows, Linux and macOS

Versatile PCIe 3.0 x16 Adapter

The eshinreal adapter converts a single SFF-8643 Mini-SAS HD port into a full-length PCIe 3.0 x16 mechanical slot. It delivers PCIe 3.0 x4 electrical bandwidth for NVMe, SAS, SATA or specialty add-in cards. Builders who need internal drive bays instead of external cabling cannot use this product.

Slot-Powered Expansion Flexibility

The card draws power directly from the motherboard slot and requires no auxiliary connector. It accepts U.2 NVMe SSDs through SFF-8639 breakout cables, SAS 12G or SATA III devices with appropriate interposers, and standard PCIe peripherals such as GPUs or NICs. Systems lacking a free x16 slot or an available SFF-8643 host port cannot accommodate this adapter.

Passive Cooling and Efficient Operation

With no onboard controller or active components, the adapter runs silently and adds negligible heat to the chassis. Power consumption is limited to the passive signal path and the attached device itself. Builds that rely on forced airflow over the slot area will see no additional thermal load from the adapter.

How it compares

Measured against everything we stock in PCIe Expansion Cards, at today’s prices. Recalculated every night.

Price $29.99
Typical for this category: the median of 891 items is $30.99.

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Specifications

Product
Product typeController Card

Questions about this item

What bandwidth limit appears first when the PCIe 3.0 x4 host link is saturated?

The adapter passes PCIe 3.0 x4 electrical signals, so the 4 GB/s host interface becomes the bottleneck before the x16 mechanical slot can deliver more throughput.

How much heat or noise does the card add when it runs continuously?

The adapter has no active cooling and draws power only from the slot, so it adds negligible heat and zero audible noise during all-day operation.

Which cable or interposer must I already own to attach a U.2 NVMe SSD?

You need an SFF-8639 breakout cable to connect a U.2 NVMe drive to the SFF-8643 port on this adapter.

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