You can find all kind of EOL computers
N743D Networking Transceiver SFP+ 10GBE SR 850NM WAVELENGTH 300M RCH by Dell
N9X01A StoreVirtual 3000 8GB Fibre Channel SFP+ Transceiver Module by HP
N9X02A SV3000 16GB Fibre Channel SFP+ Transceiver (Pack of 2) by HP
NS-500-HG1-SX 1-Port Interface Transceiver Module by Juniper
NS-ISG-2000-SX2 NetScreen ISG IO Module Dual Port Mini GBIC-SX () by Juniper
NS-SYS-GBIC-MSX 1000Base-SX 850nm SFP Transceiver Module by Juniper
OCE10100-OPT 10Gb/s 10GBase-SR SFP+ Optical Transceiver Module for LPE16202 by Emulex
ONS-CC-40G-LR4 40Gbps 40GBase-LR4 Multirate Commercial Temp Single-mode Fiber 10km 1310nm Duplex SC Connector CFP Transceiver Module by Cisco
ONS-CXP-100G-SR10 100GBase-SR CFP 840nm-860nm Transceiver Module by Cisco
ONS-GC-GE-LX 1Gbps 1000Base-LX Single-mode Fiber 10km 1310nm Duplex SC Connector GBIC Transceiver Module by Cisco
ONS-GC-GE-SX 1Gbps 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex SC Connector GBIC Transceiver Module by Cisco
ONS-GC-GE-ZX 1Gbps 1000Base-ZX Single-mode Fiber 80km 1550nm Duplex SC Connector GBIC Transceiver Module by Cisco
ONS-SC+-10G-LR 10Gb/s 10Base-LR 1310nm 10Km Single-Mode SFP+ Transceiver Module by Cisco (Refurbished)
ONS-SC-4G-60.6 4Gbps 4GBase-DWDM Fibre Channel Single-mode Fiber 80km 1560.61nm LC Connector SFP Transceiver Module by Cisco
ONS-SC-GE-LX 1Gbps 1000Base-LX Single-mode Fiber 10km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SC-GE-SX 1Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SC-OSC-ULH 100Mbps 100Base-CWDM Single-mode Fiber 160km 1510nm LC Connector SFP Transceiver Module by Cisco
ONS-SE-2G-S1 2.5Gbps 2.5GBase OC-48/STM-16/2.5G SONET SR Single-mode Fiber 2km 1310nm LC Connector SFP Transceiver Module by Cisco
ONS-SE-4G-SM 4Gbps 4GBase-LW Single-mode Fiber 10km 1310nm LC Connector Hot Swappable SFP Transceiver Module by Cisco
ONS-SE-G2F-SX 2Gbps 2GBase-SW Multi-Mode Fibre Channel 550m 850nm LC Connector SFP Transceiver Module by Cisco
ONS-SE-GE-BXD 1.25Gbps 1000Base-BX10-D Single-mode Fiber 10km TX: 1490nm/RX: 1310nm LC Connector SFP Transceiver Module by Cisco
ONS-SE-GE-ZX 1Gbps 1000Base-ZX Single-mode Fiber 80km 1550nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SE-Z1 2.5Gbps OC-48/STM-16 IR1 1000Base-LX Single-Mode Fiber 15km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SE-ZE-EL 1Gbps Multirate 1000Base-T Copper-mode 100m RJ-45 Connector SFP Transceiver Module by Cisco
ONS-SI-100-FX 100Mbps 100Base-FX Multi-Mode Fiber 2km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-100-LX10 100Mbps 100Base-LX Single-mode Fiber 10km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-155-L1 155Mbps OC-3/STM-1 155MBase-LR Single-mode Fiber 50km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-2G-I1 2.5Gbps OC-48/STM-16 2.5GBase-IR Single-mode Fiber 15km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-2G-L1 OC-48 OC-48-LR Single-Mode Fibre 40km 1310nm LC Connector SFP Transceiver Module by Cisco
ONS-SI-2G-L2 2.48Gbps OC-48/STM-16 LR-2 Single-mode Fiber 80km 1550nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-2G-S1 2.48Gbps OC-48/STM-16 SR-1 Single-mode Fiber 2km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-622-I1 622Mbps OC-12/STM-4 IR Single-mode Fiber 15km 1310nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-622-L1 1 x LC Duplex OC-12 / STM-4 SFP Transceiver Module by Cisco
ONS-SI-622-L2 622MBase 1550nm SFP 80km OC-12/STM-4 LR2 LC Transceiver Module by Cisco
ONS-SI-GE-SX 1Gbps 1000Base-SX Multi-Mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-SI-GE-ZX 1Gbps 1000Base-ZX Single-mode Fiber 80km 1550nm Duplex LC Connector SFP Transceiver Module by Cisco
ONS-XC-10G-35.0 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1535.04nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-35.8 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1535.82nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-46.9 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1546.92nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-47.7 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1547.72nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-48.5 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1548.51nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-51.7 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1551.72nm Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-52.5 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1552.52nm Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-55.7 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1555.75nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-56.5 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1556.55nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-59.7 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 80km 1559.79nm Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-96C 10Gbps 10GBase-DWDM Single-mode Fiber 80km 1530nm LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-C 10Gb/s 10GBase-DWDM Single-Mode Fiber 40km Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-EP54.1 10Gbps 10GBase-DWDM OC-192/STM-64 Single-mode Fiber 50km 1554.13nm Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-10G-EP54.9 10Gb/s 10GBase-DWDM Single-Mode Fiber 80km 1554.94nm Duplex LC Connector Transceiver Module by Cisco
ONS-XC-10G-S1 10Gbps 10GBase-LR OC-192/STM-64 SR-1 Single-mode Fiber 10km 1310nm Duplex LC Connector XFP Transceiver Module by Cisco
ONS-XC-8G-MM 8Gbps Multi-mode Fiber FC/FICON Commercial Temp XFP Transceiver Module by Cisco
ONS-XC-8G-SM 8Gbps Single-mode Fiber 1310nm Fibre Channel LC Connector XFP Transceiver Module by Cisco
P5M33A Avago QSFP SR4 40Gb/s Optics Module by HP
PF911 SFP Transceiver 1000Base-T Copper for PowerConnect by Dell
PLRXPL-SC-S43-811 10Gb/s 850nm SFP+ Transceiver by Dell
QFX-QSFP-40G-ESR4 40Gbps 40GBase-ESR4 Multi-mode Fiber 300m 850nm MPO Connector QSFP+ Optical Transceiver Module by Juniper
QFX-QSFP-40G-SR4 40Gb/s 40GBase-SR4 850nm 150m QSFP+ Transceiver Module by Juniper
QFX-SFP-10GE-LR 10Gbps 10GBase-LR Single-mode Fiber 10km 1310nm Duplex LC Connector SFP+ Transceiver Module by Juniper
QFX-SFP-10GE-SR 10Gbps 10GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module by Juniper
QFX-SFP-10GE-USR 10Gbps 10GBase-USR Multi-mode Fiber 100m 850nm Duplex LC Connector SFP+ Transceiver Module by Juniper
QFX-SFP-1GE-SX 1.25Gbps 1000Base-SX Multi-mode Fiber 550m 850nm Duplex LC Connector SFP Transceiver Module by Juniper
QFX-SFP-1GE-T 1Gb/s 1000Base-TX SFP Transceiver Module by Juniper
QFX-SFP-8GFC-SW 8Gbps 8GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module by Juniper
QK724A SFP+ Transceiver Module Fiber Channel LC Plug In Module for SN6000B 16Gb by HP (Refurbished)
QK725A B-Series 16GB SFP+Long Wav 10km Transceiver by HP
QK726A SFP+ Transceiver Module 1 x 10GBase-SR by HP
QK727A B-series 10GB SFP+lr Transceiver by HP
QSFP-100G-CWDM4-S 100Gb/s 100GBase-CWDM4 Single-mode Fiber 2km 1330nm Duplex LC Connector QSFP Transceiver Module by Cisco
QSFP-100G-LR4-S 100GBsae-LR4 1310nm 10km Single-Mode QSFP Transceiver Module by Cisco
QSFP-100G-PSM4-S 100Gbps 100GBase-PSM4 Single-mode Fiber 500m 1310nm MPO-12 Connector QSFP Transceiver Module by Cisco
QSFP-100G-SM-SR 100Gbps 100GBase-CWDM4 Single-mode Fiber 2km 1310nm LC Connector QSFP Transceiver Module by Cisco
QSFP-100G-SR4-S 100GBase-SR4 QSFP28 1310nm SMF 100M Transceiver Module by Cisco
QSFP-40G-BD-RX 40GBase QSFP+ Transceiver Module by Cisco
QSFP-40G-CSR4 QSFP Transceiver Module by Cisco
QSFP-40G-LR4 40GBase-LR4 1310nm 10km Single-Mode Fibre QSFP+ Transceiver Module by Cisco
QSFP-40G-SR-BD QSFP Transceiver Module by Cisco
QSFP-40G-SR4 QSFP Transceiver Module by Cisco
QSFP-40G-SR4-S 40GBase-SR4 850nm 100m Multi-Mode QSFP+ Transceiver Module by Cisco
QSFP-40GE-LR4 40GBase-SR4 1310nm 10Km Single-Mode QSFP+ Transceiver Module by Cisco
QSFP-4X10G-LR-S 40Gbps 10GBase-LR Single-Mode Fiber 10km 1310nm MTP/MPO Connector QSFP+ Transceiver Module by Cisco
QSFP40LR4ST Msa Compliant 40 Gigabit Fiber QSFP+ Transceiver Module by StarTech
QSFP40SR4ST Msa Compliant 40 Gigabit Fiber QSFP+ Transceiver Module by StarTech
QW923-63001 16Gb/s 850nm Short Wave Fibre Channel SFP+ Transceiver Module by HP
QW923A 16Gb/s 100m 850nm Short Wave Fibre Channel LC Connector SFP+ Transceiver Module by HP
R8H2F 1000Base-SX/SR SFP Transceiver Module by Dell
RF2MY FORCE10 40G QSFP 850NM Transceiver Module by Dell
RK0CX 10GbE SR SFP+ 850nm Transceiver Module by Dell
RN84N SFP+ Short Range Optical 10GB Transceiver LC Connector by Dell
SE3X7XT1Z 10Gb/s 10GBase-SR XFP Optical Transceiver Module by Sun