Altrix PX-1891 Ultra USB 3.2 Gen 2 NVMe Enclosure
PCIe Cards & NVMe Enclosures · Altrix · SKU PX1891-ULTRA · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 1,853 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #20,400 |
| Street price | $49 |
| Power | 8 W |
| Performance per dollar | 37.82 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix PX-1891 Ultra |
| Type | USB 3.2 Gen 2 NVMe Enclosure |
| Host interface | USB 3.2 Gen 2 (10Gbps), USB-C |
| Throughput | Up to 1,050 MB/s |
| Drive support | M.2 NVMe 2230 / 2242 / 2260 / 2280 |
| Cooling | Aluminum shell, thermal pad |
| Bus power | Yes (bus-powered) |
| Compatibility | Windows, macOS, Linux; UASP |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained
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Cite this page: Hardware Spec Index, “Altrix PX-1891 Ultra USB 3.2 Gen 2 NVMe Enclosure”, https://vextor7.com/item/8556352 (accessed 2026-10-25).