ULANSeN Network Cards under $100

3 ULANSeN network cards under $100. Prices run $19 to $46.

ULANSeN

10 Speed, PCIe, RJ45, Realtek

+10 Gbps speed with 5G, 2.5G, 1G and 100Mbps fallback

+Uses a single PCIe x1 lane

+Low-profile bracket option for small cases

$46.54-5%Was: ~~$48.99~~

as of 11/04/2026 03:07 PST - Details

ULANSeN

2.5 Speed, PCIe, RJ45, Realtek

+Supports 2.5 Gbps wired connection speed

+Also falls back to 1000 and 100 Mbps

+Installs in a PCI Express x1 slot

$18.99-5%Was: ~~$19.99~~

as of 11/04/2026 10:08 PST - Details

ULANSeN

5 Speed, PCIe, RJ45, Realtek

+5 Gbps speed, faster than standard gigabit

+Supports 2.5G, 1G and 100Mbps speeds

+Realtek RTL8126 chip

$29.99

as of 11/04/2026 10:06 PST - Details

Compare specs

Speed	Interface	Port type	Controller	Spec score	Price
10	PCIe	RJ45	Realtek	n/a	$46.54 as of 11/04/2026 03:07 PST - Details
2.5	PCIe	RJ45	Realtek	n/a	$18.99 as of 11/04/2026 10:08 PST - Details
5	PCIe	RJ45	Realtek	n/a	$29.99 as of 11/04/2026 10:06 PST - Details

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.