PC
network/telecom equipment component
O3-4D1A
Pulse Comm
Manufactured by Pulse Comm, the O3-4D1A (OC3-DS1 MXR CD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
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
PC
network/telecom equipment component
O3D3-1310L2
Pulse Comm
The Pulse Comm O3D3-1310L2 is a network/telecom equipment component — originally specified as "O3D3 SONET MXR CD" — available refurbished or as surplus stock via...
ALC
network/telecom equipment component
OA-512
Alcatel
Looking for the Alcatel OA-512? This network/telecom equipment component, described by the manufacturer as "OMNIACCESS 512", is stocked and resold through Circular...
TRA
optical amplifier
OA17C
Transmode
Looking for the Transmode OA17C? This optical amplifier, described by the manufacturer as "Optical Line Amplifier 17dBm C-band", is stocked and resold through Circular...
TRA
circuit card / line card
OA2-17/17CC
Transmode
Transmode OA2-17/17CC: a circuit card / line card (Optical interface card). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
TRA
circuit card / line card
OA2-17/17CCR2B
Transmode
Looking for the Transmode OA2-17/17CCR2B? This circuit card / line card, described by the manufacturer as "Optical interface card", is stocked and resold through...
network/telecom equipment component
OA2-20/20/CC/LG
Infinera
Infinera OA2-20/20/CC/LG: a network/telecom equipment component (Dual Opt Low Gain Amp C-Band 20dBm). Circular Telecom resells surplus and refurbished units of parts...
optical amplifier
OA2-20/20/CC/VG
Infinera
Looking for the Infinera OA2-20/20/CC/VG? This optical amplifier, described by the manufacturer as "Variable Gain Amplifier 20dBm C-band-II", is stocked and resold...
TRA
network/telecom equipment component
OA2-20/20CC
Transmode
The Transmode OA2-20/20CC is a network/telecom equipment component — originally specified as "Dual Line Amp C-Band 20/20dBm" — available refurbished or as surplus stock...
TRA
circuit card / line card
OA2-20/20CCR1A
Transmode
Transmode OA2-20/20CCR1A: a circuit card / line card (Optical interface card). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
OA2-21EC/VG
Infinera
Looking for the Infinera OA2-21EC/VG? This network/telecom equipment component, described by the manufacturer as "DUAL VARIABLE GAIN 21 DBM EC", is stocked and resold...
TRA
circuit card / line card
OA20C/LG
Transmode
The Transmode OA20C/LG is a circuit card / line card — originally specified as "Amp C-Band ETHERNET CARD" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
OA20C/VG
Infinera
Manufactured by Infinera, the OA20C/VG (Variable Gain Opt Ampl 20dBm C-band) is a network/telecom equipment component. Circular Telecom sources, tests, and resells...
network/telecom equipment component
OA21EC/VG
Infinera
The OA21EC/VG is a network/telecom equipment component manufactured by Infinera. Listed by the manufacturer as "VARIABLE GAIN AMP 21 DBM EC", it is available through...
ARR
optical amplifier
OA4114H-45
ARRIS
Manufactured by ARRIS, the OA4114H-45 (Aurora NC4000 Node RF Amplifier Board for PAL Fiber Deep) is an optical amplifier. Circular Telecom sources, tests, and resells...
network/telecom equipment component
OA8061X3
Huawei
The Huawei OA8061X3 is a network/telecom equipment component — originally specified as "OA8061X3" — available refurbished or as surplus stock via Circular Telecom,...
ECI
network/telecom equipment component
OADM-AB
Eci
The OADM-AB is a network/telecom equipment component manufactured by Eci. Listed by the manufacturer as "FIBER OPTIC MOD", it is available through Circular Telecom's...
equipment module
OAM-BLANK-A
Infinera
Looking for the Infinera OAM-BLANK-A? This equipment module, described by the manufacturer as "OAM BLANK MODULE", is stocked and resold through Circular Telecom's...
network/telecom equipment component
OAM-CX1-A
Infinera
The Infinera OAM-CX1-A is a network/telecom equipment component — originally specified as "OAM C-BAND SC" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
OAM-CX2-MS-A
Infinera
Looking for the Infinera OAM-CX2-MS-A? This network/telecom equipment component, described by the manufacturer as "OAM-CX2-MS-A / OAM C BAND 2MS ONMY TYPE MOD", is...
network/telecom equipment component
OAM-CX3-MS-A
Infinera
Manufactured by Infinera, the OAM-CX3-MS-A (Infinera OAM-CX3-MS-A, WMOGAM3FAB, 800-0167-002 OAAM, C-Band Only Type H3, MS) is a network/telecom equipment component....
equipment module
OAM-CXH1
Infinera
The Infinera OAM-CXH1 is an equipment module — originally specified as "OPTICAL AMPLR MODULE" — available refurbished or as surplus stock via Circular Telecom,...
equipment module
OAM-CXH1-MS
Infinera
Looking for the Infinera OAM-CXH1-MS? This equipment module, described by the manufacturer as "OPTICAL AMPLR MODULE", is stocked and resold through Circular Telecom's...
equipment module
OAM-CXH1-MS-B
Infinera
Manufactured by Infinera, the OAM-CXH1-MS-B (OPTICAL AMPLIFICATION MODULE) is an equipment module. Circular Telecom sources, tests, and resells surplus and refurbished...
circuit card / line card
OAM-CXH2-MS
Infinera
Manufactured by Infinera, the OAM-CXH2-MS (Optical Card (OAM)) is a circuit card / line card. Circular Telecom sources, tests, and resells surplus and refurbished...
network/telecom equipment component
OAM-CXH3-MS
Infinera
Looking for the Infinera OAM-CXH3-MS? This network/telecom equipment component, described by the manufacturer as "OPT AMPLR MOD W/MS", is stocked and resold through...
ALC
SFP+ optical transceiver
OAW-4550
Alcatel
The Alcatel OAW-4550 is a SFP+ optical transceiver — originally specified as "OmniAccess Wireless LAN 4550 controller/switch 4x 10GBase-X (SFP+)" — available...
OBI
optical network terminal (ONT)
OBI-202-A2B2
Obihai
Obihai OBI-202-A2B2: an optical network terminal (ONT) (OBIHAI 202 VOIP SIP CONTOL BOARD). Circular Telecom resells surplus and refurbished units of parts like this,...
AND
network/telecom equipment component
OBI-RF-1100
Andrew
Manufactured by Andrew, the OBI-RF-1100 (850/1900 RF DIAGNOSTIC UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
OBI
network/telecom equipment component
OBI1062
Obihai
Manufactured by Obihai, the OBI1062 (24-Line IP Phone) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
POL
network/telecom equipment component
OBI200
Polycom
The OBI200 is a network/telecom equipment component manufactured by Polycom. Listed by the manufacturer as "1FXS PORT GOOGLE VOICE / VOIP ADAPTER", it is available...
POL
network/telecom equipment component
OBi300
Polycom
Polycom OBi300: a network/telecom equipment component (UNIVERSAL VOICE ADAPTER). Circular Telecom resells surplus and refurbished units of parts like this, helping...
OBI
network router
OBI302
Obihai
The Obihai OBI302 is a network router — originally specified as "WIRELESS ROUTER" — available refurbished or as surplus stock via Circular Telecom, supporting network...
POL
network/telecom equipment component
OBI312
Polycom
The Polycom OBI312 is a network/telecom equipment component — originally specified as "UNIVERSAL VOICE ADAPTER" — available refurbished or as surplus stock via Circular...
OBI
network/telecom equipment component
OBI504
Obihai
Manufactured by Obihai, the OBI504 (Universal VOIP Adapter) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
OBI
network/telecom equipment component
OBI508
Obihai
Obihai OBI508: a network/telecom equipment component (VIRTUAL STACKING TECHONOLOGY). Circular Telecom resells surplus and refurbished units of parts like this, helping...
OBI
network/telecom equipment component
OBIWM1
Obihai
The Obihai OBIWM1 is a network/telecom equipment component — originally specified as "WALL MOUNT BRACKET" — available refurbished or as surplus stock via Circular...
JDS
network/telecom equipment component
OBS-500
Jdsu
Jdsu OBS-500: a network/telecom equipment component (OPTICAL BROADBAND LED SOURCE). Circular Telecom resells surplus and refurbished units of parts like this, helping...
VIA
network/telecom equipment component
OBS-550
Viavi
The Viavi OBS-550 is a network/telecom equipment component — originally specified as "OPTICAL BROADBAND LED SOURCE" — available refurbished or as surplus stock via...
COM
network/telecom equipment component
OC-10R0-520-F22060
CommScope
CommScope OC-10R0-520-F22060: a network/telecom equipment component (RP5200I INDOOR 2 CHANNEL B25 + B14). Circular Telecom resells surplus and refurbished units of...
COM
network/telecom equipment component
OC-111224-93
CommScope
The OC-111224-93 is a network/telecom equipment component manufactured by CommScope. It is available through Circular Telecom's surplus and refurbished network...
INF
SFP optical transceiver module
OC-12/IR3-1
Infineon
The OC-12/IR3-1 is a SFP optical transceiver module manufactured by Infineon. Listed by the manufacturer as "SFP TRANSCEIVER", it is available through Circular...
network/telecom equipment component
OC-12/STM-4-SM-IR-POS
Cisco
Looking for the Cisco OC-12/STM-4-SM-IR-POS? This network/telecom equipment component, described by the manufacturer as "LC-10C12/POS-SM NETWORK LINE", is stocked and...
circuit card / line card
OC-12/STM-4POSSM-IR
Cisco
Looking for the Cisco OC-12/STM-4POSSM-IR? This circuit card / line card, described by the manufacturer as "CARD", is stocked and resold through Circular Telecom's...
circuit card / line card
OC-12/STM-4SMIRATM
Cisco
Cisco OC-12/STM-4SMIRATM: a circuit card / line card (ATM CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
equipment module
OC-3/STM-1
Juniper Networks
The OC-3/STM-1 is an equipment module manufactured by Juniper Networks. Listed by the manufacturer as "MODULE CARD", it is available through Circular Telecom's surplus...
KEN
network/telecom equipment component
OC-3C/STM1
Kentrox
Kentrox OC-3C/STM1: a network/telecom equipment component (-). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
network/telecom equipment component
OC-3SONETSMF-IR
Cisco
The OC-3SONETSMF-IR is a network/telecom equipment component manufactured by Cisco. Listed by the manufacturer as "OC-3 SONET SMF-IR", it is available through Circular...