FIN
GBIC transceiver
FCM-8520-3
Finisar
Manufactured by Finisar, the FCM-8520-3 (1000BASE-T Copper GBIC Transceiver FCM-8520-3 Avaya-compatible) is a GBIC transceiver. Circular Telecom sources, tests, and...
Circular Telecom Parts Catalogue
Browse telecom parts across every major vendor.
Explore Circular Telecom's catalogue of refurbished, new, and surplus telecom network parts across optics, line cards, routers, switches, modules, power, cooling, and access equipment.
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Telecom parts catalogue
FIN
GBIC transceiver
FCM-8521-3
Finisar
Finisar FCM-8521-3: a GBIC transceiver (1000BASE-T GBIC). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
AT
equipment chassis
FCM-87/0K031-V
ADC Telecommunications
ADC Telecommunications FCM-87/0K031-V: an equipment chassis (FIBER CHASSIS). Circular Telecom resells surplus and refurbished units of parts like this, helping...
AT
equipment chassis
FCM-Z70000
ADC Telecommunications
ADC Telecommunications FCM-Z70000: an equipment chassis (FIBER TERMINATION CHASSIS). Circular Telecom resells surplus and refurbished units of parts like this, helping...
AT
network/telecom equipment component
FCM670000AM
ADC Telecommunications
The FCM670000AM is a network/telecom equipment component manufactured by ADC Telecommunications. It is available through Circular Telecom's surplus and refurbished...
FIN
SFP optical transceiver module
FCMJ-8520-3
Finisar
Finisar FCMJ-8520-3: a SFP optical transceiver module (SFP). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
FIN
GBIC transceiver
FCMJ-8521-3
Finisar
The FCMJ-8521-3 is a GBIC transceiver manufactured by Finisar. Listed by the manufacturer as "1000BASE-T TRANSCEIVER GBIC", it is available through Circular Telecom's...
FIN
SFP optical transceiver module
FCMJ-8521-3-BB
Finisar
Looking for the Finisar FCMJ-8521-3-BB? This SFP optical transceiver module, described by the manufacturer as "SFP", is stocked and resold through Circular Telecom's...
ECI
circuit card / line card
FCPU
Eci
Eci FCPU: a circuit card / line card (DTX-240 FCPU CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
SAN
network/telecom equipment component
FCS-125-ST
Sandstone
The FCS-125-ST is a network/telecom equipment component manufactured by Sandstone. Listed by the manufacturer as "Fiber cleaning swabs 1.25mm single ended (5 per...
SAN
network/telecom equipment component
FCS-250-ST
Sandstone
Looking for the Sandstone FCS-250-ST? This network/telecom equipment component, described by the manufacturer as "Fiber cleaning swabs 2.5mm single ended (5 per pack)",...
MAI
network/telecom equipment component
FCSC-9-Z20-YW-15M0
Mainfrmcms
Manufactured by Mainfrmcms, the FCSC-9-Z20-YW-15M0 (FC-SC/PC S/M DPX 2MM YELLOW 15M) is a network/telecom equipment component. Circular Telecom sources, tests, and...
FOU
network router
FCSLB16
Foundry
Manufactured by Foundry, the FCSLB16 (SERVERIRON XL ROUTER) is a network router. Circular Telecom sources, tests, and resells surplus and refurbished Foundry equipment...
FOU
network/telecom equipment component
FCSLB24
Foundry
Looking for the Foundry FCSLB24? This network/telecom equipment component, described by the manufacturer as "24-port 10/100Base-TX (RJ45) ServerIronXL with one...
ALC
network switch
FCSM
Alcatel
The Alcatel FCSM is a network switch — originally specified as "OMNISWITCH CARD - FRAME CELL SWITCHING MODULE" — available refurbished or as surplus stock via Circular...
JON
network/telecom equipment component
FCT-100
Jonard
Manufactured by Jonard, the FCT-100 (EXTRACTING TOOL) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
FOR
SFP+ optical transceiver
FCTRL-5103B
Fortinet
The Fortinet FCTRL-5103B is a SFP+ optical transceiver — originally specified as "Networking blade with 1 x GE RJ45 ports, 8 x 10GE SFP+ Fabric ports and 2 x SFP+" —...
ECI
cooling fan module
FCU
Ecitelecom
The Ecitelecom FCU is a cooling fan module — originally specified as "FAN CARD FOR XDM-100 SERIES" — available refurbished or as surplus stock via Circular Telecom,...
ECI
optical network terminal (ONT)
FCU-100
Ecitelecom
Manufactured by Ecitelecom, the FCU-100 (FAN CONTROL UNIT) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and refurbished...
ECI
cooling fan module
FCU-30BH
Eci
The FCU-30BH is a cooling fan module manufactured by Eci. Listed by the manufacturer as "Fan Unit for BG-30B", it is available through Circular Telecom's surplus and...
FIB
equipment module
FCX-2072
Fiberdyne
Manufactured by Fiberdyne, the FCX-2072 (8+1CH CWDM MODULE) is an equipment module. Circular Telecom sources, tests, and resells surplus and refurbished Fiberdyne...
FIB
equipment module
FCX-2072A
Fiberdyne
The FCX-2072A is an equipment module manufactured by Fiberdyne. Listed by the manufacturer as "8+1CH CWDM MODULE", it is available through Circular Telecom's surplus...
FIB
network/telecom equipment component
FCX-2710
Fiberdyne
Manufactured by Fiberdyne, the FCX-2710 (1310+4CH CCWDM MOD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
FIB
network/telecom equipment component
FCX-2805
Fiberdyne
Fiberdyne FCX-2805: a network/telecom equipment component (CWDM MUX/DEMUX DUAL FIBER 8CH W/ UPGRADE). Circular Telecom resells surplus and refurbished units of parts...
FIB
network/telecom equipment component
FCX-3055
Fiberdyne
The FCX-3055 is a network/telecom equipment component manufactured by Fiberdyne. Listed by the manufacturer as "CWDM MUX/DEMUX DUAL FIBER 8CH W/ 1310 MOD", it is...
ARC
network/telecom equipment component
FCX10G
Arcutronix
Manufactured by Arcutronix, the FCX10G (FLEXIBLE 8.5-11.3G MULTIPROTOCOL TRANSPONDER) is a network/telecom equipment component. Circular Telecom sources, tests, and...
BRO
network switch
FCX624S-F
Brocade
Looking for the Brocade FCX624S-F? This network switch, described by the manufacturer as "Brocade FCX624S-F Switch", is stocked and resold through Circular Telecom's...
BRO
network switch
FCX648S
Brocade
The Brocade FCX648S is a network switch — originally specified as "BROCADE FASTIRON FCX648S-HPOE-ADV 48-PORT GIGABIT POE SWITCH" — available refurbished or as surplus...
TAR
network/telecom equipment component
FD-05PUW
Targus
The Targus FD-05PUW is a network/telecom equipment component — originally specified as "USB DEVICE INSTALLER" — available refurbished or as surplus stock via Circular...
FIB
equipment shelf
FD-15216-DWDM-2-BLUE
Fiberdyne
Fiberdyne FD-15216-DWDM-2-BLUE: an equipment shelf (FIBER SHELF). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
FIB
equipment module
FD-15216-DWDMR-RED
Fiberdyne
Fiberdyne FD-15216-DWDMR-RED: an equipment module (FILTER RED MUX/DEMUX MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping...
FIB
network/telecom equipment component
FD-15216-OADM-1-58.98/58.17
Fiberdyne
The FD-15216-OADM-1-58.98/58.17 is a network/telecom equipment component manufactured by Fiberdyne. Listed by the manufacturer as "OPTICAL ADD/DROP BOX", it is...
network/telecom equipment component
FD-1840A
NEC
The NEC FD-1840A is a network/telecom equipment component — originally specified as "135MB OPTICAL LINE TERMINATING MULTIPLEXER" — available refurbished or as surplus...
ALC
optical network terminal (ONT)
FD-18A-2
Alcatel
Looking for the Alcatel FD-18A-2? This optical network terminal (ONT), described by the manufacturer as "LTS-1565 SW CONT MOD", is stocked and resold through Circular...
AL
network/telecom equipment component
FD-18D-1
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the FD-18D-1 (LTS-1565 TRMT PROT SW) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
AL
network/telecom equipment component
FD-18F-1
Alcatel-Lucent
The FD-18F-1 is a network/telecom equipment component manufactured by Alcatel-Lucent. Listed by the manufacturer as "LTS-1565 DUMMY RX SW", it is available through...
ALC
optical network terminal (ONT)
FD-18L-2
Alcatel
Alcatel FD-18L-2: an optical network terminal (ONT) (DML-3X50 MULDEM CONTR). Circular Telecom resells surplus and refurbished units of parts like this, helping...
ALC
network switch
FD-18S-2
Alcatel
Looking for the Alcatel FD-18S-2? This network switch, described by the manufacturer as "DML-3X50 GR SWITCH", is stocked and resold through Circular Telecom's...
TC
network/telecom equipment component
FD-235HF
Teac Corp
Teac Corp FD-235HF: a network/telecom equipment component (Floppy disc drive). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
FD-31201A
NEC
Looking for the NEC FD-31201A? This network/telecom equipment component, described by the manufacturer as "FOTS-O-LTM/DEX-5853", is stocked and resold through Circular...
ALC
optical receiver
FD-31E-3
Alcatel
Alcatel FD-31E-3: an optical receiver (DML-3X50 LW TRCVR). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
ALC
optical receiver
FD-31E-3-REVA
Alcatel
Alcatel FD-31E-3-REVA: an optical receiver (DML-3X50 LW TRCVR). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
AL
optical transceiver
FD-31E-5
Alcatel-Lucent
Looking for the Alcatel-Lucent FD-31E-5? This optical transceiver, described by the manufacturer as "TRANSCEIVER DML3X50 LW", is stocked and resold through Circular...
ALC
network/telecom equipment component
FD-32H-1
Alcatelusa
Manufactured by Alcatelusa, the FD-32H-1 (LTS-3139 LSR TRMTR / 622-7085-001) is a network/telecom equipment component. Circular Telecom sources, tests, and resells...
ALC
network/telecom equipment component
FD-32K-2
Alcatel
Manufactured by Alcatel, the FD-32K-2 (LTS-21130 LSR TRMTR) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
ALC
network/telecom equipment component
FD-32K-2-REVAF
Alcatel
The Alcatel FD-32K-2-REVAF is a network/telecom equipment component — originally specified as "LTS-21130 LSR TRMTR" — available refurbished or as surplus stock via...
AL
network/telecom equipment component
FD-32K-4
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the FD-32K-4 (LTS-21130 LSR TRMTR) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
ALC
optical receiver
FD-33H-1
Alcatelusa
Alcatelusa FD-33H-1: an optical receiver (LTS-3139 APD RCVR / 622-7083-001). Circular Telecom resells surplus and refurbished units of parts like this, helping...