Hardware Spec Index

Tessarix PX-4894 Ultra USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4894-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index3,359 (PCIe Cards & NVMe Enclosures scale)
Category rank#44,707
Street price$159
Power8 W
Performance per dollar21.13
Released2024

Specifications

BrandTessarix
ModelTessarix PX-4894 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

Related guides

NVMe SSDs ExplainedUSB4 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-5575 XT USB 3.2 Gen 2 NVMe Enclosure723$19Compare
Tessarix PX-1087 XT USB 3.2 Gen 2 NVMe Enclosure787$19Compare
Tessarix PX-2340 Ultra Dual M.2 PCIe Switch Card4,833$289Compare
Tessarix PX-5819 Prime USB 3.2 Gen 2x2 NVMe Enclosure2,377$79Compare
Veltrix PX-2797 Edge USB 3.2 Gen 2x2 NVMe Enclosure2,758$109Compare
Altrix PX-4708 Pro USB 3.2 Gen 2 NVMe Enclosure721$19Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4894 Ultra USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/32946527 (accessed 2026-10-20).