Hardware Spec Index

Veltrix PX-9540 Ultra USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Veltrix · SKU PX9540-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index4,011 (PCIe Cards & NVMe Enclosures scale)
Category rank#31,548
Street price$219
Power8 W
Performance per dollar18.32
Released2025

Specifications

BrandVeltrix
ModelVeltrix PX-9540 Ultra
TypeUSB4 40Gbps NVMe Enclosure
Host interfaceUSB4 (40Gbps), Thunderbolt 3/4 compatible
ThroughputUp to 3,800 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingAluminum shell, thermal pad
Bus powerYes (bus-powered)
CompatibilityWindows, macOS, Linux; UASP

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Cite this page: Hardware Spec Index, “Veltrix PX-9540 Ultra USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/20090083 (accessed 2026-10-26).