Hardware Spec Index

Tessarix PX-4891 Pro USB 3.2 Gen 2x2 NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4891-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,510 (PCIe Cards & NVMe Enclosures scale)
Category rank#13,061
Street price$39
Power8 W
Performance per dollar38.72
Released2025

Specifications

BrandTessarix
ModelTessarix PX-4891 Pro
TypeUSB 3.2 Gen 2x2 NVMe Enclosure
Host interfaceUSB 3.2 Gen 2x2 (20Gbps), USB-C
ThroughputUp to 2,000 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 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-2879 Core Dual M.2 PCIe Switch Card5,287$399Compare
Veltrix PX-9800 Prime M.2 NVMe to PCIe 4.0 x4 Adapter1,252$29Compare
Tessarix PX-5859 Core Quad M.2 PCIe 4.0 x16 Card3,723$179Compare
Altrix PX-6757 Ti PCIe 5.0 x16 Riser Cable3,771$209Compare
Veltrix PX-3618 Core Quad M.2 PCIe 4.0 x16 Card2,668$89Compare
Altrix PX-4065 Core Dual M.2 PCIe Switch Card4,848$279Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4891 Pro USB 3.2 Gen 2x2 NVMe Enclosure”, https://vextor7.com/item/7593136 (accessed 2026-10-19).