Tessarix PX-4973 Pro USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4973-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index	3,255 (PCIe Cards & NVMe Enclosures scale)
Category rank	#33,458
Street price	$159
Power	8 W
Performance per dollar	20.47
Released	2024

Brand	Tessarix
Model	Tessarix PX-4973 Pro
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-7570 Core Dual M.2 PCIe Switch Card	3,364	$169	Compare
Tessarix PX-2984 Edge Dual M.2 PCIe Switch Card	4,761	$319	Compare
Tessarix PX-1831 Plus USB 3.2 Gen 2x2 NVMe Enclosure	2,004	$69	Compare
Altrix PX-7406 Ti Dual M.2 PCIe Switch Card	4,118	$229	Compare
Strivon PX-3785 Ultra USB 3.2 Gen 2 NVMe Enclosure	643	$19	Compare
Veltrix PX-7497 Ti USB4 40Gbps NVMe Enclosure	3,113	$149	Compare

Cite this page: Hardware Spec Index, “Tessarix PX-4973 Pro USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/7998084 (accessed 2026-10-22).