circuit card / line card
NTK505SB
Ciena
The NTK505SB is a circuit card / line card manufactured by Ciena. Listed by the manufacturer as "AC POWER INPUT CARD", it is available through Circular Telecom's...
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
circuit card / line card
circuit card / line card
NTK505TA
Ciena
Ciena NTK505TA: a circuit card / line card (DC POWER INPUT CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
circuit card / line card
NTK505TR
Ciena
Looking for the Ciena NTK505TR? This circuit card / line card, described by the manufacturer as "24VDC POWER INPUT CARD BREAKER", is stocked and resold through Circular...
circuit card / line card
NTK505UD
Ciena
Looking for the Ciena NTK505UD? This circuit card / line card, described by the manufacturer as "6500-D4 POWER INPUT CARD 30", is stocked and resold through Circular...
circuit card / line card
NTK505UN
Ciena
Ciena NTK505UN: a circuit card / line card (Power Input Card that accepts 100V-240V AC power). Circular Telecom resells surplus and refurbished units of parts like...
network/telecom equipment component
NTK505YA
Nortel Networks
Nortel Networks NTK505YA: a network/telecom equipment component (INTERFACE FILLER BLANK). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
NTK505YAE5
Nortel Networks
The Nortel Networks NTK505YAE5 is a network/telecom equipment component — originally specified as "INTERFACE FILLER BLANK" — available refurbished or as surplus stock...
cooling fan module
NTK5070A
Ciena
Ciena NTK5070A: a cooling fan module (FAN UNIT). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment...
optical network terminal (ONT)
NTK507BA
Nortel Networks
Manufactured by Nortel Networks, the NTK507BA (FRONT VENT COOLING UN) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and...
optical network terminal (ONT)
NTK507BBE5
Nortel Networks
Looking for the Nortel Networks NTK507BBE5? This optical network terminal (ONT), described by the manufacturer as "FRONT VENT COOLING UN", is stocked and resold through...
network/telecom equipment component
NTK507CA
Nortel Networks
Nortel Networks NTK507CA: a network/telecom equipment component (REAR VENT COOLING UNIT). Circular Telecom resells surplus and refurbished units of parts like this,...
equipment shelf
NTK507FA
Ciena
The Ciena NTK507FA is an equipment shelf — originally specified as "Front Venting Cooling Shelf" — available refurbished or as surplus stock via Circular Telecom,...
equipment shelf
NTK507FBE5
Nortel Networks
Manufactured by Nortel Networks, the NTK507FBE5 (FR VENT COOLING SHELF) is an equipment shelf. Circular Telecom sources, tests, and resells surplus and refurbished...
equipment shelf
NTK507GBE5
Nortel Networks
Nortel Networks NTK507GBE5: an equipment shelf (RE VENT COOLING SHELF). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
cooling fan module
NTK507LA
Nortel Networks
Looking for the Nortel Networks NTK507LA? This cooling fan module, described by the manufacturer as "FAN MODULE", is stocked and resold through Circular Telecom's...
cooling fan module
NTK507LB
Nortel Networks
The Nortel Networks NTK507LB is a cooling fan module — originally specified as "FAN MODULE" — available refurbished or as surplus stock via Circular Telecom, supporting...
cooling fan module
NTK507LBE5
Nortel Networks
The NTK507LBE5 is a cooling fan module manufactured by Nortel Networks. Listed by the manufacturer as "FAN MODULE", it is available through Circular Telecom's surplus...
network/telecom equipment component
NTK507LD
Nortel Networks
The NTK507LD 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
NTK507LDE5
Nortel Networks
Nortel Networks NTK507LDE5: a network/telecom equipment component (FR EXHAUST COOLING MOD). Circular Telecom resells surplus and refurbished units of parts like this,...
optical network terminal (ONT)
NTK507LS
Ciena
The NTK507LS is an optical network terminal (ONT) manufactured by Ciena. Listed by the manufacturer as "FRONT EXHAUST FAN MOD", it is available through Circular...
network/telecom equipment component
NTK507MA
Nortel Networks
The NTK507MA is a network/telecom equipment component manufactured by Nortel Networks. It is available through Circular Telecom's surplus and refurbished network...
cooling fan module
NTK507MB
Nortel Networks
Manufactured by Nortel Networks, the NTK507MB (REAR COOLING FAN MOD) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and refurbished...
cooling fan module
NTK507MBE5
Nortel Networks
Manufactured by Nortel Networks, the NTK507MBE5 (REAR COOLING FAN MOD) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and refurbished...
network/telecom equipment component
NTK507MDE5
Ciena
Ciena NTK507MDE5: a network/telecom equipment component (RE EXHAUST COOLING MOD). Circular Telecom resells surplus and refurbished units of parts like this, helping...
cooling fan module
NTK507MS
Ciena
Ciena NTK507MS: a cooling fan module (REAR EXHAUST FAN MOD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
cooling fan module
NTK507NA
Ciena
Manufactured by Ciena, the NTK507NA (FAN UNIT) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and refurbished Ciena equipment like this...
network/telecom equipment component
NTK507NAE5
Ciena
Looking for the Ciena NTK507NAE5? This network/telecom equipment component, described by the manufacturer as "COOLING UNIT ASBY", is stocked and resold through Circular...
cooling fan module
NTK507PAE5
Nortel Networks
Nortel Networks NTK507PAE5: a cooling fan module (COOLING FAN MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
cooling fan module
NTK507PB
Ciena
The Ciena NTK507PB is a cooling fan module — originally specified as "OME 6500 COOLING FAN MODULE" — available refurbished or as surplus stock via Circular Telecom,...
cooling fan module
NTK507QA
Ciena
Manufactured by Ciena, the NTK507QA (Cooling Fan unit) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and refurbished Ciena equipment...
optical network terminal (ONT)
NTK507RA
Nortel Networks
The NTK507RA is an optical network terminal (ONT) manufactured by Nortel Networks. Listed by the manufacturer as "FRONT AIR PLENUM ASBLY", it is available through...
network/telecom equipment component
NTK508AAE5
Ciena
Ciena NTK508AAE5: a network/telecom equipment component (4-CHAN OPT MUX-DEMUX). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
NTK508ABE5
Nortel Networks
Manufactured by Nortel Networks, the NTK508ABE5 (OPT MUX/DEMUX HOUSING) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus...
network/telecom equipment component
NTK508ACE5
Nortel Networks
Nortel Networks NTK508ACE5: a network/telecom equipment component (OPT MUX/DEMUX HOUSING). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
NTK508ADE5
Nortel Networks
The Nortel Networks NTK508ADE5 is a network/telecom equipment component — originally specified as "4-CHANNEL OPTICAL MULTIPLEXER/DEMULTIPLEXER" — available refurbished...
network/telecom equipment component
NTK508AEE5
Ciena
Manufactured by Ciena, the NTK508AEE5 (SCMD4 C-BAND) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
network/telecom equipment component
NTK508AJ
Nortel Networks
Manufactured by Nortel Networks, the NTK508AJ (4-CHAN OPT MUX-DEMUX) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
NTK508AJE5
Nortel Networks
The NTK508AJE5 is a network/telecom equipment component manufactured by Nortel Networks. Listed by the manufacturer as "=182465 WOOMARATAA OTH", it is available through...
network/telecom equipment component
NTK508FAE5
Nortel Networks
Manufactured by Nortel Networks, the NTK508FAE5 (MUX/DEMUX CP) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
NTK508HA
Ciena
Looking for the Ciena NTK508HA? This network/telecom equipment component, described by the manufacturer as "8-DEGREE 16-CHANNEL COLORLESS MUX/DEMUX (CCMD8X16 C-BAND 1X...
equipment shelf
NTK509CBE6
Nortel Networks
Nortel Networks NTK509CBE6: an equipment shelf (SHELF FRONT COVER - MAIN SHELF). Circular Telecom resells surplus and refurbished units of parts like this, helping...
equipment shelf
NTK509CCE6
Ciena
The NTK509CCE6 is an equipment shelf manufactured by Ciena. Listed by the manufacturer as "6500 SHELF COVER", it is available through Circular Telecom's surplus and...
equipment shelf
NTK509CD
Ciena
The Ciena NTK509CD is an equipment shelf — originally specified as "6500-14 OPTICAL SHELF FRONT COVER KIT W/ EXTENDED DEPTH" — available refurbished or as surplus stock...
equipment shelf
NTK509CM
Ciena
Manufactured by Ciena, the NTK509CM (DW* 6500-2 SHELF FRONT COVER KIT W/EXTENDED DEPTH) is an equipment shelf. Circular Telecom sources, tests, and resells surplus and...
optical network terminal (ONT)
NTK509CNE6
Ciena
Looking for the Ciena NTK509CNE6? This optical network terminal (ONT), described by the manufacturer as "6500 2 - SLOT FRONT COVER", is stocked and resold through...
equipment shelf
NTK509CPE6
Ciena
The NTK509CPE6 is an equipment shelf manufactured by Ciena. Listed by the manufacturer as "OME 6500 7-SLOT SHELF FRONT COVER", it is available through Circular...
equipment shelf
NTK509CR
Ciena
The Ciena NTK509CR is an equipment shelf — originally specified as "CIENA SHELF FRONT COVER W/EXTENDED DEPTH" — available refurbished or as surplus stock via Circular...
equipment shelf
NTK509CS
Ciena
Looking for the Ciena NTK509CS? This equipment shelf, described by the manufacturer as "SHELF FRONT COVER (6500-7 PACKET-OPTICAL)", is stocked and resold through...