Mini PCIe 2.5G Ethernet Network Card

Mini PCIe 2.5G Ethernet Network Card


  • Based on original Realtek RTL8125B Controller, which improve servers stability.
  • Single RJ45 Port support 10/100/1000/2500 Mbps and connect Cat5/ Cat6/ Cat7, up to 100 meters.
  • Widely Compatible OS: Windows 7/8/10/11, Windows Server 2008 R2/2012 R2/2016/2019/2022, RHEL/CentOS 7/8, Debian 9/10/11, Ubuntu 18/20/21, SUES 11/12/15, FreeBSD 11/12/13, Vmware ESXi. (un-support ESXi 7 and above version ).
  • High Performance: Support PXE, DPDK, WOL, iSCS, Jumbo Frames, Not-Support FCoE.
  • Easy to Install: Packed with BOTH Low Profile Bracket and Full-height Bracket that support on Standard and Slim computer/server.

Product Detail

Product Tags


Technical Specifications
Warranty Information
Part number                                                         STC-PN0026

Warranty                                                              3-years

Connector Plating                                                Gold-plated
Physical Characteristics
Port                                                                      Mini-PCIe

Color                                                                    Green

Interface                                                              1 Port RJ-45

Packaging Contents
1 x Mini PCIe to 2.5Gigabit Ethernet Controller Card (Main card & Daughter card)

2 x Connecting Cable

1 x User Manual

1 x Low-profile bracket 

Single gross weight: 0.40 kg    

Products Descriptions

Mini PCIe 2.5G Ethernet Network Card, Realtek RTL8125B Controller, 10/100/1000/2500 Mbps Single RJ45 Port, 2.5 Gigabit NIC with Connection Cable, Ethernet Card for Windows/Windows Server/Linux.



Mini PCIe to 10 /100/1000M/2.5G Ethernet Card with RTL8125B chipset, 2.5 Gigabit Ethernet Mini PCI-E Network Controller Card 10/100/1000/25000 Mbps RJ45 LAN Adapter Converter for Desktop PC.




Integrated 10M BASE-Te and 100/1000M/2.5G BASE-T 802.3 compatible transceiver

Supports 2.5G Lite (1G data rate) mode

Auto-Negotiation with Extended Next Page capability (XNP)

Compatible with NBASE-TTM Alliance PHY Specification

Supports PCI Express 2.1

Compatible with PCI-E Mini Card Electromechanical specification revision 1.2

Compatible with Half size Mini card type form factor

Supports pair swap/polarity/skew correction

Crossover Detection & Auto-Correction

Supports 1-Lane 2.5/5Gbps PCI Express Bus

Supports hardware ECC (Error Correction Code) function

Supports hardware CRC (Cyclic Redundancy Check) function

Transmit/Receive on-chip buffer support

Supports PCI MSI (Message Signaled Interrupt) and MSI-X

Supports power down/link down power saving/PHY disable mode

Supports ECMA-393 ProxZzzy Standard for sleeping hosts

Supports LTR (Latency Tolerance Reporting)

Wake-On-LAN and ‘RealWoW!’ Technology (remote wake-up) support

Supports 32-set 128-byte Wake-Up Frame pattern exact matching

Supports Microsoft WPI (Wake Packet Indication)

Supports PCIe L1 substate L1.1and L1.2

Compatible with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab

Supports IEEE 1588v1, IEEE 1588v2, IEEE 802.1AS time synchronization

Supports IEEE 802.1Qav credit-based shaper algorithm

Supports IEEE 802.1P Layer 2 Priority Encoding

Supports IEEE 802.1Q VLAN tagging

Supports IEEE 802.1ad Double VLAN

Supports IEEE 802.3az (Energy Efficient Ethernet)

Supports IEEE 802.3bz (2.5GBase-T)

Supports Full Duplex flow control (IEEE 802.3x)

Supports jumbo frame to 16K bytes


System Requirements 


Windows OS

Linux, MAC OS and DOS

Mini PCI Express-enabled system with an available Mini PCI Express slot


Package Contents

1 x Mini PCIe to 10 /100/1000M/2.5G Ethernet Card (Main card & Daughter card)

2 x Connecting Cable

1 x User Manual

1 x Low-profile bracket 

Note: Contents may vary depending on country and market.


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