CircularTelecomParts Catalogue
Circular Telecom Parts Catalogue
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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Sandstone
Looking for the Sandstone QSFP-100G-SM-SR-ST? This QSFP optical transceiver module, described by the manufacturer as "Cisco Compatible 100G QSFP28, 100GBASE-CWDM4, 2km...
optical transceiver
Cisco
Manufactured by Cisco, the QSFP-100G-SR-S (Cisco , 1310nm 2km DOM Duplex LC SMF Optical Transceiver Module) is an optical transceiver. Circular Telecom sources, tests,...
QSFP optical transceiver module
Cisco
The Cisco QSFP-100G-SR1.2 is a QSFP optical transceiver module — originally specified as "100G SR1.2 BIDI QSFP TRANSCEIVER, LC, 100M OM4 MMF" — available refurbished or...
Sandstone
The Sandstone QSFP-100G-SR1.2-ST is a QSFP optical transceiver module — originally specified as "Cisco Compatible 100G QSFP28, 100GBASE-SRBX BIDI, TX832/RX918 nm, 100m...
10Gtek
Looking for the 10Gtek QSFP-100G-SR4? This QSFP optical transceiver module, described by the manufacturer as "100GBASE-SR4 QSFP100 transceiver, up to 70m over parallel...
Sandstone
The Sandstone QSFP-100G-SR4-A-ST is a QSFP optical transceiver module — originally specified as "Arista Compatible 100G QSFP28, 100GBASE-SR4, 850nm, 100m MMF MPO12,...
QSFP optical transceiver module
Juniper Networks
Looking for the Juniper Networks QSFP-100G-SR4-C? This QSFP optical transceiver module, described by the manufacturer as "QSFP28, 100GE SR4, MMF OM3 70 meters and OM4...
Sandstone
The QSFP-100G-SR4-C-ST is a QSFP optical transceiver module manufactured by Sandstone. Listed by the manufacturer as "Juniper Compatible 100G QSFP28, 100GBASE-SR4, 850...
QSFP optical transceiver module
Cisco
Cisco QSFP-100G-SR4-S: a QSFP optical transceiver module (100GBASE SR4 QSFP TRANSCEIVER, MPO, 100M OVER OM4 MMF). Circular Telecom resells surplus and refurbished units...
Gigatech
Manufactured by Gigatech, the QSFP-100G-SR4-S-GT (100GBASE-SR4 QSFP Transceiver MPO Cisco Compatible) is a QSFP optical transceiver module. Circular Telecom sources,...
Sandstone
Looking for the Sandstone QSFP-100G-SR4-S-NOK-ST? This QSFP optical transceiver module, described by the manufacturer as "Cisco-NOKIA Compatible 100G QSFP28,...
Sandstone
Sandstone QSFP-100G-SR4-S-ST: a QSFP optical transceiver module (Cisco Compatible 100G QSFP28, 100GBASE-SR4, 850 nm, 100m MMF MPO, DDM, C-Temp). Circular Telecom...
Sandstone
Looking for the Sandstone QSFP-100G-SR4-ST? This QSFP optical transceiver module, described by the manufacturer as "Arista Compatible 100GBASE-SR4 QSFP100 Optics...
Arista Networks
Arista Networks QSFP-100G-SRBD: a QSFP optical transceiver module (100GBASE-BIDI QSFP optical transceiver, up to 70m over OM3 or 100m over OM4 duplex MMF). Circular...
Arista Networks
The Arista Networks QSFP-100G-SWDM4 is a QSFP optical transceiver module — originally specified as "100GBase-SWDM4 Optical Transceiver,QSFP+,100GE,Multi-mode...
QSFP optical transceiver module
Cisco
The QSFP-100G-ZR4 is a QSFP optical transceiver module manufactured by Cisco. Listed by the manufacturer as "QSFP-100G-ZR4", it is available through Circular Telecom's...
Sandstone
Manufactured by Sandstone, the QSFP-100G-ZR4-A-ST (Arista Compatible 100G QSFP28, 100GBASE-ZR4, 1310 nm, 80km SMF LC, DDM, C-Temp,) is a QSFP optical transceiver...
Sandstone
Looking for the Sandstone QSFP-100G-ZR4-J-ST? This QSFP optical transceiver module, described by the manufacturer as "Compatible 100GBASE-ZR4 QSFP28 1310nm 80km DOM...
QSFP optical transceiver module
Cisco
Cisco QSFP-100G-ZR4-S: a QSFP optical transceiver module (100GBase-ZR4 QSFP28 Transceiver (SMF, 1295nm to 1309nm, 80km, LC, DOM)). Circular Telecom resells surplus and...
Sandstone
Sandstone QSFP-100G-ZR4-S-100K-ST: a QSFP optical transceiver module (Cisco Compatible 100G QSFP28, 100GBASE-ZR4+, 1310 nm, 100km SMF LC, DDM, C-Temp). Circular Telecom...
Sandstone
Sandstone QSFP-100G-ZR4-S-I-ST: a QSFP optical transceiver module (Cisco Compatible 100G QSFP28, 100GBASE-ZR4, 1310 nm, 80km SMF LC, DDM, I-Temp). Circular Telecom...
Sandstone
The Sandstone QSFP-100G-ZR4-S-ST is a QSFP optical transceiver module — originally specified as "Cisco Compatible 100G QSFP28, 100GBASE-ZR4, 1310 nm, 80km SMF LC, DDM,...
Sandstone
The Sandstone QSFP-100G-ZR4-S-STRevM1 is a QSFP optical transceiver module — originally specified as "- Cisco Compatible 100G QSFP28, 100GBASE-ZR4, 1310 nm, 80km SMF...
optical transceiver
Juniper Networks
The Juniper Networks QSFP-100GBASE-LR4 is an optical transceiver — originally specified as "100GBASE-LR4 TRANSCEIVER, 10KM, 1310NM" — available refurbished or as...
Oem Comp
Manufactured by Oem Comp, the QSFP-100GBASE-LR4-C (100GBASE-LR4 QSFP28, 1310nm, 10km over SMF Pluggable) is a QSFP optical transceiver module. Circular Telecom sources,...
Rocnet
Rocnet QSFP-100GBASE-LR4-RS: a QSFP optical transceiver module (100G 1310NM 10KM SMF DOM QSFP). Circular Telecom resells surplus and refurbished units of parts like...
Rincontech
The QSFP-100GBASE-LR4-RT is a network/telecom equipment component manufactured by Rincontech. Listed by the manufacturer as "100G 1310NM 10KM SMF DOM", it is available...
Sandstone
The QSFP-100GBASE-LR4-ST is a QSFP optical transceiver module manufactured by Sandstone. Listed by the manufacturer as "Juniper Compatible 100G QSFP28, 100GBASE-LR4/D,...
QSFP optical transceiver module
Juniper Networks
The QSFP-100GBASE-SR4 is a QSFP optical transceiver module manufactured by Juniper Networks. Listed by the manufacturer as "100GBASE-SR4 QSFP28 pluggable module,...
Sandstone
Sandstone QSFP-100GBASE-SR4-ST: a QSFP optical transceiver module (Juniper Compatible 100G QSFP28, 100GBASE-SR4, 850 nm, 100m MMF MPO12, DDM, C-Temp). Circular Telecom...
QSFP optical transceiver module
Cisco
The QSFP-40-100-SR8D is a QSFP optical transceiver module manufactured by Cisco. Listed by the manufacturer as "Cisco 100GBASE Quad Small Form-Factor Pluggable (QSFP)",...
QSFP optical transceiver module
Cisco
The QSFP-40/100-SRBD is a QSFP optical transceiver module manufactured by Cisco. Listed by the manufacturer as "100G and 40GBASE SR BiDi QSFP Transceiver LC 100m OM4...
Sandstone
Looking for the Sandstone QSFP-40/100-SRBD-ST? This QSFP optical transceiver module, described by the manufacturer as "Cisco Compatible 100G QSFP28, 100GBASE-SRBX BIDI,...
Gigatech
The Gigatech QSFP-40G-AOC1M-GT is a QSFP optical transceiver module — originally specified as "40G QSFP+ Active Optical Cable Cisco Compatible" — available refurbished...
QSFP optical transceiver module
Cisco
Manufactured by Cisco, the QSFP-40G-BD-RX (QSFP40G BIDI-MONITOR SHORT-REACH TRANSCEIVER FOR DATA BROKER) is a QSFP optical transceiver module. Circular Telecom sources,...
QSFP optical transceiver module
Cisco
Cisco QSFP-40G-CSR-S: a QSFP optical transceiver module (40GBASE-CSR QSFP Transceiver Module with LC Connector). Circular Telecom resells surplus and refurbished units...
QSFP optical transceiver module
Cisco
Manufactured by Cisco, the QSFP-40G-CSR4 (QSFP 4x10GBASE-SR Transceiver Module, MPO, 300M) is a QSFP optical transceiver module. Circular Telecom sources, tests, and...
Sandstone
The QSFP-40G-CSR4-ST is a network/telecom equipment component manufactured by Sandstone. It is available through Circular Telecom's surplus and refurbished network...
QSFP optical transceiver module
Huawei
The QSFP-40G-CU1M is a QSFP optical transceiver module manufactured by Huawei. Listed by the manufacturer as "Huawei QSFP-40G-CU1M", it is available through Circular...
QSFP optical transceiver module
Cisco
The QSFP-40G-ER4 is a QSFP optical transceiver module manufactured by Cisco. Listed by the manufacturer as "QSFP 40GBASE-ER4 Transceiver Module, LC, 40KM", it is...
Gigatech
Gigatech QSFP-40G-ER4-GT: a QSFP optical transceiver module (40GBASE-ER4 QSFP+ SMF Module Cisco Compatible). Circular Telecom resells surplus and refurbished units of...
Sandstone
Sandstone QSFP-40G-ER4-S-ST: a network/telecom equipment component (Compatible Cisco 40km over a standard pair of G.652 single-mode fibre with duplex LC connectors)....
Sandstone
Manufactured by Sandstone, the QSFP-40G-ER4-ST (Cisco Compatible 40G QSFP+, 40GBASE-ER4, 1310 nm, 40km SMF LC, DDM, C-Temp) is a QSFP optical transceiver module....
Sandstone
Manufactured by Sandstone, the QSFP-40G-LR-S-ST (QSFP-40G-LR4 - Cisco Compatible 40GBASE-LR4 QSFP+ 1310nm 10km LC DOM) is a QSFP optical transceiver module. Circular...
QSFP optical transceiver module
Cisco
Cisco QSFP-40G-LR4: a QSFP optical transceiver module (MTP to MPO Multi-Mode QSFP+ Transceiver - 40 Gbps). Circular Telecom resells surplus and refurbished units of...
Sandstone
Manufactured by Sandstone, the QSFP-40G-LR4-A-ST (Arista Compatible 40G QSFP+, 40GBASE-LR4, 1310 nm, 10km SMF LC, DDM, C-Temp) is a QSFP optical transceiver module....
QSFP optical transceiver module
Cisco
The Cisco QSFP-40G-LR4-S is a QSFP optical transceiver module — originally specified as "QSFP 40GBASE-LR4 Trnscvr Mod, LC, 10km, Enterprise-Class" — available...
Sandstone
The QSFP-40G-LR4-S-ST is a network/telecom equipment component manufactured by Sandstone. Listed by the manufacturer as "Cisco Compatible 40G", it is available through...