Altrix PX-4941 Plus USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4941-PLUS · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index	4,764 (PCIe Cards & NVMe Enclosures scale)
Category rank	#31,506
Street price	$299
Power	8 W
Performance per dollar	15.93
Released	2025

Brand	Altrix
Model	Altrix PX-4941 Plus
Type	USB4 40Gbps NVMe Enclosure
Host interface	USB4 (40Gbps), Thunderbolt 3/4 compatible
Throughput	Up to 3,800 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

Model	Benchmark	Price	Compare
Veltrix PX-1295 Max USB 3.2 Gen 2 NVMe Enclosure	2,457	$89	Compare
Strivon PX-8631 Ti USB 3.2 Gen 2 NVMe Enclosure	2,192	$79	Compare
Tessarix PX-5516 Pro USB 3.2 Gen 2 NVMe Enclosure	4,159	$249	Compare
Altrix PX-3537 Prime Dual M.2 PCIe Switch Card	4,770	$299	Compare
Strivon PX-6217 Pro USB 3.2 Gen 2x2 NVMe Enclosure	4,146	$249	Compare
Strivon PX-4261 Ultra PCIe 4.0 x16 Riser Cable	2,518	$99	Compare

Cite this page: Hardware Spec Index, “Altrix PX-4941 Plus USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/11047130 (accessed 2026-10-23).