Altrix PX-4958 Max USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4958-MAX · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index	4,683 (PCIe Cards & NVMe Enclosures scale)
Category rank	#31,963
Street price	$269
Power	8 W
Performance per dollar	17.41
Released	2024

Brand	Altrix
Model	Altrix PX-4958 Max
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
Altrix PX-6733 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter	931	$19	Compare
Tessarix PX-6975 Ti Dual M.2 PCIe Switch Card	4,106	$239	Compare
Veltrix PX-2631 SE M.2 NVMe to PCIe 4.0 x4 Adapter	1,659	$49	Compare
Veltrix PX-1298 Pro Quad M.2 PCIe 4.0 x16 Card	2,893	$119	Compare
Altrix PX-9465 Plus PCIe 4.0 x16 Riser Cable	2,494	$79	Compare
Altrix PX-7295 Ti M.2 NVMe to PCIe 4.0 x4 Adapter	3,297	$139	Compare

Cite this page: Hardware Spec Index, “Altrix PX-4958 Max USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/6989730 (accessed 2026-10-19).