Description: IBM Ethernet Expansion Card (CIOv) for IBM BladeCenter
Part Number(s)
IBM Option Part# 44W4475
IBM Part# 44W4476
Overview:
The Ethernet Expansion Card (CIOv) is an Ethernet expansion card with two 1Gb Ethernet ports designed for BladeCenter servers with CIOv expansion slots. It offers value added features like TCP Offload (TOE) and software-based iSCSI support for high performance. This card is installed into the CIOv slot of the supported blade server. It provides connections to Ethernet-compatible modules located in bays 3 and 4 of supported BladeCenter chassis. The CIOv slot is a second generation PCI Express x8 slot. A maximum of one Ethernet Expansion Card (CIOv) is supported per single-wide blade server.
Part#44W4475 and Products ID1463370 Purchased after January 01 2012 is covered by an Unconditional Lifetime Warranty for as long as you own your
server
44W4475 Compatible Servers and Storage Arrays:
For BladeCenter HS21
44W4475 Flat Rate Shipping Options
We have 83 pieces of 44W4475 in stock and ready to ship as of
Thursday 4th of June 2026
44W4475
This product has a 30 Day return and a Lifetime replacement warranty.
