signal/power converter
QPC706C
Nortel Networks
The QPC706C is a signal/power converter manufactured by Nortel Networks. Listed by the manufacturer as "SL1 POWER CONVERTER CARD", it is available through Circular...
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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Find telecom part numbers, OEMs, and equipment categories.
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Telecom parts catalogue
signal/power converter
circuit card / line card
QPC720C
Nortel Networks
The QPC720C is a circuit card / line card manufactured by Nortel Networks. Listed by the manufacturer as "PRIMARY RATE INTERFACE CARD", it is available through Circular...
circuit card / line card
QPC789A
Nortel Networks
The QPC789A is a circuit card / line card manufactured by Nortel Networks. Listed by the manufacturer as "QDMW LNCD CARD", it is available through Circular Telecom's...
network/telecom equipment component
QPC80G
Nortel Networks
Nortel Networks QPC80G: a network/telecom equipment component (10V CONVERSION PACK). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
QPC82C
Nortel Networks
The Nortel Networks QPC82C is a network/telecom equipment component — originally specified as "SL-1 30V CONVR" — available refurbished or as surplus stock via Circular...
circuit card / line card
QPC841C
Nortel Networks
Looking for the Nortel Networks QPC841C? This circuit card / line card, described by the manufacturer as "INTERFACE CARD", is stocked and resold through Circular...
equipment module
QPC84S
Nortel Networks
Nortel Networks QPC84S: an equipment module (POWER MONITOR RACK BOARD MODULE CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
QPP352C
Nortel Networks
The QPP352C is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "DE-4 ALM/MAIN", it is available through Circular...
network/telecom equipment component
QPP353A
Nortel Networks
The QPP353A is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "DE-4 PWR CONVR", it is available through Circular...
network/telecom equipment component
QPP353B
Nortel Networks
The QPP353B is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "DE-4E PWR CONVR", it is available through Circular...
network/telecom equipment component
QPP356E
Nortel Networks
Looking for the Nortel Networks QPP356E? This network/telecom equipment component, described by the manufacturer as "2W DPT CHANNEL UNIT", is stocked and resold through...
network/telecom equipment component
QPP356G2
Nortel Networks
The QPP356G2 is a network/telecom equipment component manufactured by Nortel Networks. It is available through Circular Telecom's surplus and refurbished network...
network/telecom equipment component
QPP358B
Nortel Networks
Manufactured by Nortel Networks, the QPP358B (DE-4 2W E&M CHAN) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
QPP358B1
Nortel Networks
The Nortel Networks QPP358B1 is a network/telecom equipment component — originally specified as "DE-4 2W E&M CHAN" — available refurbished or as surplus stock via...
network/telecom equipment component
QPP359B
Nortel Networks
Nortel Networks QPP359B: a network/telecom equipment component (DE-4 2W E&M CHAN/900). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
QPP373A
Nortel Networks
The Nortel Networks QPP373A is a network/telecom equipment component — originally specified as "DE-4 FUSE/ALM1" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
QPP374C
Nortel Networks
Manufactured by Nortel Networks, the QPP374C (DE-4 FUSE/ALM2) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
QPP475A
Nortel Networks
The QPP475A is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "DE-4 4W ETO", it is available through Circular...
network/telecom equipment component
QPP475B
Nortel Networks
The Nortel Networks QPP475B is a network/telecom equipment component — originally specified as "DE-4 4W ETO" — available refurbished or as surplus stock via Circular...
UNK
network/telecom equipment component
QPP501
UNKNOWN
The QPP501 is a network/telecom equipment component — originally specified as "-" — available refurbished or as surplus stock via Circular Telecom, supporting network...
network/telecom equipment component
QPP501A
Nortel Networks
The QPP501A is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "DE-4 2W FXS/GT", it is available through Circular...
network/telecom equipment component
QPP501B
Nortel Networks
The Nortel Networks QPP501B is a network/telecom equipment component — originally specified as "DE-4 2W FXS/GT" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
QPP502B
Nortel Networks
The Nortel Networks QPP502B is a network/telecom equipment component — originally specified as "DE-4 2W FXO/GT" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
QPP502D
Nortel Networks
The Nortel Networks QPP502D is a network/telecom equipment component — originally specified as "DE-3/4 2W FXO/GT" — available refurbished or as surplus stock via...
network/telecom equipment component
QPP519A
Nortel Networks
Nortel Networks QPP519A: a network/telecom equipment component (FAULT LOCATE ORDER WIRE). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
QPP537B
Nortel Networks
Nortel Networks QPP537B: a network/telecom equipment component (DE-4 4W E&M W/PLR). Circular Telecom resells surplus and refurbished units of parts like this, helping...
equipment module
QPP553A
Nortel Networks
The QPP553A is an equipment module manufactured by Nortel Networks. Listed by the manufacturer as "MODULE DE-4 DP/56 OFC CH/56 QPP553A NNTM", it is available through...
network/telecom equipment component
QPP554A
Nortel Networks
Looking for the Nortel Networks QPP554A? This network/telecom equipment component, described by the manufacturer as "DE-4 DSO/DP DS0 LVL QPP554A NORTEL NETWORKS", is...
network/telecom equipment component
QPP554B
Nortel Networks
Looking for the Nortel Networks QPP554B? This network/telecom equipment component, described by the manufacturer as "DE-4E DS0DP", is stocked and resold through...
network/telecom equipment component
QPP555A
Nortel Networks
Nortel Networks QPP555A: a network/telecom equipment component (DE-4 TRMT/RECV). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
QPP556B
Nortel Networks
Manufactured by Nortel Networks, the QPP556B (DE-3/4 LN DRVR UN) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
QPP556BS-A
Nortel Networks
The Nortel Networks QPP556BS-A is a network/telecom equipment component — originally specified as "DE-3/4 LN DRVR UN" — available refurbished or as surplus stock via...
network/telecom equipment component
QPP558A
Nortel Networks
Looking for the Nortel Networks QPP558A? This network/telecom equipment component, described by the manufacturer as "DE-4 TMG SUP", is stocked and resold through...
network/telecom equipment component
QPP574A
Nortel Networks
The Nortel Networks QPP574A is a network/telecom equipment component — originally specified as "DE-4 DSO/DP DS0 LVL T QPP574A NORTEL NETWORKS" — available refurbished...
network/telecom equipment component
QPP575A
Nortel Networks
Manufactured by Nortel Networks, the QPP575A (DE-4 OCU/DP OFC CH/56) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
QPP684A
Nortel Networks
Manufactured by Nortel Networks, the QPP684A (DE-3/4 MULT-RT OCUDP) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
equipment module
QPP684B
Nortel Networks
The Nortel Networks QPP684B is an equipment module — originally specified as "MODULE DE-3/4MULT-TR OCUDP QPP684BS-A NNTM" — available refurbished or as surplus stock...
network/telecom equipment component
QPP684C
Nortel Networks
Manufactured by Nortel Networks, the QPP684C (OCUDP MULTI-RATE) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
HP
controller module
QR482-63001
HP
Manufactured by HP, the QR482-63001 (HP 3PAR CONTROLLER NODE MODULE 7200) is a controller module. Circular Telecom sources, tests, and resells surplus and refurbished...
HPE
controller module
QR483-63001
Hewlett Packard Enterprise
The Hewlett Packard Enterprise QR483-63001 is a controller module — originally specified as "Controller storage HPE 3Par7400" — available refurbished or as surplus...
UNK
network/telecom equipment component
QR483-84050
UNKNOWN
Looking for the QR483-84050? This network/telecom equipment component, described by the manufacturer as "ENCLOSURE LABEL", is stocked and resold through Circular...
HP
network/telecom equipment component
QR490-63001
HP
The QR490-63001 is a network/telecom equipment component manufactured by HP. Listed by the manufacturer as "HP 3PAR StoreServ M6710 24-Slot 2.5 inch SAS Drive...
HP
network/telecom equipment component
QR490-63012
HP
Looking for the HP QR490-63012? This network/telecom equipment component, described by the manufacturer as "HP 3PAR 19" Disk Array M6710 Disk Enclosure DC", is stocked...
HP
equipment shelf
QR491-04400
HP
The QR491-04400 is an equipment shelf manufactured by HP. Listed by the manufacturer as "HP I/O SAS MODULE DRIVE SHELF FOR HP 3PAR STORESERV 7000 M6710", it is...
HP
controller module
QR511-63001
HP
HP QR511-63001: a controller module (HP 3PAR 7200C Controller). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
network/telecom equipment component
QRY18B1
Nortel Networks
The QRY18B1 is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "T1 RPTR-CO", it is available through Circular...
network/telecom equipment component
QRY18D1
Nortel Networks
The Nortel Networks QRY18D1 is a network/telecom equipment component — originally specified as "T1 RPTR-CO" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
QRY18L1
Nortel Networks
Looking for the Nortel Networks QRY18L1? This network/telecom equipment component, described by the manufacturer as "T1 RPTR-CO", is stocked and resold through Circular...