ULANSeN
ULANSeN 10 Gigabit M.2 to RJ45 SFP+ NIC
Bottom line: The ULANSeN 10 Gigabit M.2 to RJ45 SFP+ NIC is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
Pros & Cons
Pros
- ✓ Support M.2 NVMe（PCIe Gen 2.0x4）the M.2 SATA interface is not supported
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying
SpecPicks Verdict
SpecPicks scored ULANSeN 10 Gigabit M.2 to RJ45 SFP+ NIC using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. ULANSeN's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Adopting Intel 82599EN Chipset, it provides up to 10 Gbps of extreme speed to ensure the stability of Internet access and local data transmission, effectively preventing packet loss and making the server more stable
- Single SFP+ port let you connect to 10 Gigabit SFP+ module/DAC/AOC for meeting the demands of data center environments. PCI-E X4 Lane is suitable for PCI-E X4， PCI-E X8 and PCI-E X16 slots.
- Compatible with Windows 7/8.1/10/11,Windows Sever 2012/2012R2/2016/2019/2022,Microsoft Windows * (32 & 64 bit), SC0 UnixWare* 7.x , Open Unix* 8.0 , Novell ODI*, Novell Netware*, SUSE Linux Enterprise Server* 9.0 , Red Hat Enterprise Linux* 4.0 , Linux*, FreeBSD* , Sun Solaris* Microsoft DoS*, VMWare ESX*
- Support M.2 NVMe（PCIe Gen 2.0x4）the M.2 SATA interface is not supported
- Complies with the 10 Gb/s and 1 Gb/s Ethernet/802.3ap (KX/KX4/KR) ,10 Gb/s Ethernet/802.3ae (XAUI), 1000BASE-BX ,IEEE 802.3x 100BASE-TX
Full Specifications
| Brand | ULANSeN |
|---|---|
| Style | standard |
| Style Name | standard |
| Model Number | X520-DA1 |
| Compatibility | Linux |
| Built-In Media | 1 x CD Driver, 1 x Low profile bracket/ 1 x SAS Cable, 1 x M.2 2280 converter card, 1 x User’s Manual, 1x X520 mainboard network card |
| Mfr Part Number | X520-DA1 |
| Number of Items | 1 |
| Compatible Devices | Desktop |
| Hardware Interface | Ethernet, PCI Express x4, PCIE x 4 |
| Warranty Description | 1year |
| Full listing title | 10 Gigabit M.2 to RJ45 SFP+ NIC, with Intel 82599(X520-DA1) Controller PCIe X4 Network Card,10gb RJ45 Ethernet Card Industrial Adapter with SFF-8087 Cable/Low Profile Bracket Support PXE&UEFI |
Ready to buy?
10 Gigabit M.2 to RJ45 SFP+ NIC, with Intel 82599(X520-DA1) Controller PCIe X4 Network Card,10gb RJ45 Ethernet Card Industrial Adapter with SFF-8087 Cable/Low Profile Bracket Support PXE&UEFI is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
Related Expansion Cards
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Best 1440p Gaming GPUs in 2026
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- Best Retro Handhelds in 2026 — From $35 to $500
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
More reviews from the SpecPicks archive
Browse all reviews →- How to run DeepSeek-R1 32B on AMD Radeon RX 7900 XTX
- Installing 3dfx Voodoo Glide Drivers on Windows 98 in 2026
- Qwen 3.8 Open Weights on a 12 GB RTX 3060: What Actually Fits
- Steam Deck OLED vs ROG Xbox Ally X: 2026 Comparison
- Logitech G920 vs HORI Racing Wheel: Best First Sim Wheel?
- Custom Steam Controller Startup: Reviving OG Big Picture Mode
- Windows 98 vs Windows 2000 for a GeForce-Era Retro Gaming Build
- Best Gaming Controllers for PC in 2026: 5 Picks Tested Across Genres
- Best SATA SSD for Gaming and Console Upgrades in 2026
- Run Local LLMs on a Ryzen 5 5600G With No GPU (2026)
- Raspberry Pi LLM GPU Guide: What Actually Works in 2026
- Putting a Modern SATA SSD in a Win98/XP Retro Build via an IDE Bridge
- Best GPU for 1440p Gaming Under $300 in 2026
- Best Gaming SSD in 2026: 5 Picks for PS5, Steam Deck, and Custom Builds
- Sound Blaster Audigy FX Deep Dive: Is It Worth It for a 2003 WinXP Period-Correct Gaming Build?
- DualSense vs 8BitDo Pro 2: Best PC Controller in 2026
- Benchmarking Open Models on Custom Tooling: Is It Agentic Enough?
- Build a Motion-Triggered Trail Camera With the Raspberry Pi HQ Camera (2026)
- Can a Raspberry Pi 4 Run the Oomwoo Open-Source Robot Vacuum Brain?
- Pentium III Tualatin Overclocking and Slotket Build Guide: The Forgotten King of Socket 370
- Home Assistant on a Raspberry Pi 4 8GB: Full 2026 Setup
- Best GPU for 1440p Esports at 240Hz in 2026
- CompactFlash to IDE Adapter Won't Boot on Windows 98: Troubleshooting Guide 2026
- Build a RetroPie Handheld with the Raspberry Pi Zero W in 2026: Full BOM + Setup
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090