SYC
optical network terminal (ONT)
MKT-010-12004-R
Sycamore
Looking for the Sycamore MKT-010-12004-R? This optical network terminal (ONT), described by the manufacturer as "SPS-1000 Fan Tray (Front)", is stocked and resold...
Circular Telecom Parts Catalogue
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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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SYC
equipment module
MKT-010-12007
Sycamore
The MKT-010-12007 is an equipment module manufactured by Sycamore. Listed by the manufacturer as "SPS-1000 T1/E1 OCTAL DSP41 MODULE", it is available through Circular...
SYC
equipment module
MKT-010-12008
Sycamore
The MKT-010-12008 is an equipment module manufactured by Sycamore. Listed by the manufacturer as "REAR SPS-1000 T1/E1 OCTAL INTERFACE MODULE", it is available through...
SYC
equipment chassis
MKT-010-12020
Sycamore
Manufactured by Sycamore, the MKT-010-12020 (SPS-1000 T1/E1 Chassis) is an equipment chassis. Circular Telecom sources, tests, and resells surplus and refurbished...
PO
DC-DC power converter
MKT-010-12021
Power One
The Power One MKT-010-12021 is a DC-DC power converter — originally specified as "DC-DC Converter CPD250-4530G" — available refurbished or as surplus stock via Circular...
SYC
equipment chassis
MKT-010-12022
Sycamore
Looking for the Sycamore MKT-010-12022? This equipment chassis, described by the manufacturer as "Fan-tray for SPS-1000 T1/E1 Chassis", is stocked and resold through...
EST
circuit card / line card
MKT-010-12025
Estrnrsrch
Manufactured by Estrnrsrch, the MKT-010-12025 (NARROWBAND REDUNDANT CARD) is a circuit card / line card. Circular Telecom sources, tests, and resells surplus and...
EST
network/telecom equipment component
MKT-012-34400
Estrnrsrch
Looking for the Estrnrsrch MKT-012-34400? This network/telecom equipment component, described by the manufacturer as "IAB-3000 Channel Bank System C", is stocked and...
EST
equipment module
MKT-012-34401
Estrnrsrch
Manufactured by Estrnrsrch, the MKT-012-34401 (IAB-3000 CPU Module w/ E1 Exte) is an equipment module. Circular Telecom sources, tests, and resells surplus and...
EST
equipment module
MKT-012-34408
Estrnrsrch
The MKT-012-34408 is an equipment module manufactured by Estrnrsrch. Listed by the manufacturer as "IAB-3000 E and M Module", it is available through Circular Telecom's...
EST
equipment module
MKT-012-34435
Estrnrsrch
The Estrnrsrch MKT-012-34435 is an equipment module — originally specified as "IAB-3000 24-FXO Module w/ BR_G" — available refurbished or as surplus stock via Circular...
SYC
network/telecom equipment component
MKT-013-00105
Sycamore
Manufactured by Sycamore, the MKT-013-00105 (MKT DNX SERIES MOD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
SYC
circuit card / line card
MKT-013-10034
Sycamore
The MKT-013-10034 is a circuit card / line card manufactured by Sycamore. Listed by the manufacturer as "LINE CARD", it is available through Circular Telecom's surplus...
SYC
network/telecom equipment component
MKT-013-10044
Sycamore
Sycamore MKT-013-10044: a network/telecom equipment component (3XE3/DS3 MOD). Circular Telecom resells surplus and refurbished units of parts like this, helping...
SYC
network/telecom equipment component
MKT-013-10045
Sycamore
Looking for the Sycamore MKT-013-10045? This network/telecom equipment component, described by the manufacturer as "21/28XE1/DS1 MOD", is stocked and resold through...
SYC
circuit card / line card
MKT-013-11047
Sycamore
Sycamore MKT-013-11047: a circuit card / line card (LINE CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
SYC
circuit card / line card
MKT-013-12004
Sycamore
The Sycamore MKT-013-12004 is a circuit card / line card — originally specified as "LINE CARD" — available refurbished or as surplus stock via Circular Telecom,...
SYC
circuit card / line card
MKT-013-12010
Sycamore
Looking for the Sycamore MKT-013-12010? This circuit card / line card, described by the manufacturer as "LINE CARD", is stocked and resold through Circular Telecom's...
EAS
network/telecom equipment component
MKT-013-12017
Eastern
Eastern MKT-013-12017: a network/telecom equipment component (OM1000 OPTICAL MULTIPLEXER). Circular Telecom resells surplus and refurbished units of parts like this,...
SYC
equipment chassis
MKT-013-13101
Sycamore
Sycamore MKT-013-13101: an equipment chassis (CHASSIS). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
SYC
network/telecom equipment component
MKT-013-13103
Sycamore
Looking for the Sycamore MKT-013-13103? This network/telecom equipment component, described by the manufacturer as "TXC4-1 MOD", is stocked and resold through Circular...
SYC
network/telecom equipment component
MKT-013-13106
Sycamore
Looking for the Sycamore MKT-013-13106? This network/telecom equipment component, described by the manufacturer as "A012 MOD", is stocked and resold through Circular...
SYC
power supply unit
MKT-013-13109
Sycamore
Sycamore MKT-013-13109: a power supply unit (DPSU / PWR SPLY). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
SYC
network/telecom equipment component
MKT-013-13171
Sycamore
The MKT-013-13171 is a network/telecom equipment component manufactured by Sycamore. Listed by the manufacturer as "OPTICAL MULTIPLEXER", it is available through...
SYC
cooling fan module
MKT-013-13172
Sycamore
Sycamore MKT-013-13172: a cooling fan module (FAN MOD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
SYC
power supply unit
MKT-016-01048
Sycamore
The Sycamore MKT-016-01048 is a power supply unit — originally specified as "DC POWER SUPPLY MOD" — available refurbished or as surplus stock via Circular Telecom,...
EST
network/telecom equipment component
MKT-016-01401
Estrnrsrch
Looking for the Estrnrsrch MKT-016-01401? This network/telecom equipment component, described by the manufacturer as "ACCESS GATEWAY", is stocked and resold through...
EAS
network/telecom equipment component
MKT-016-02801
Eastern
The Eastern MKT-016-02801 is a network/telecom equipment component — originally specified as "blank" — available refurbished or as surplus stock via Circular Telecom,...
EAS
network/telecom equipment component
MKT-016-21048
Eastern
Manufactured by Eastern, the MKT-016-21048 (blank) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
EST
power supply unit
MKT-076-00322
Estrnrsrch
Estrnrsrch MKT-076-00322: a power supply unit (POWER SUPPLY). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
EST
equipment chassis
MKT-076-01818
Estrnrsrch
Manufactured by Estrnrsrch, the MKT-076-01818 (ISP DB-25 F/F CHASSIS) is an equipment chassis. Circular Telecom sources, tests, and resells surplus and refurbished...
EAS
equipment module
MKT-076-01823
Eastern
The Eastern MKT-076-01823 is an equipment module — originally specified as "CIRCUIT MODULE X.21" — available refurbished or as surplus stock via Circular Telecom,...
EST
equipment module
MKT-076-01894
Estrnrsrch
The MKT-076-01894 is an equipment module manufactured by Estrnrsrch. Listed by the manufacturer as "CIRCUIT MODULE V.35", it is available through Circular Telecom's...
EST
equipment chassis
MKT-076-02558
Estrnrsrch
The MKT-076-02558 is an equipment chassis manufactured by Estrnrsrch. Listed by the manufacturer as "ISP V.35 F/F CHASSIS", it is available through Circular Telecom's...
EAS
equipment chassis
MKT-076-02559
Eastern
The MKT-076-02559 is an equipment chassis manufactured by Eastern. Listed by the manufacturer as "ISP V.35 M/F CHASSIS", it is available through Circular Telecom's...
EAS
equipment chassis
MKT-076-02581
Eastern
Eastern MKT-076-02581: an equipment chassis (ISP DB-25 M/F CHASSIS). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
EAS
equipment chassis
MKT-076-02684
Eastern
Manufactured by Eastern, the MKT-076-02684 (ISP X.21 M/F CHASSIS) is an equipment chassis. Circular Telecom sources, tests, and resells surplus and refurbished Eastern...
EAS
equipment chassis
MKT-076-02722
Eastern
Looking for the Eastern MKT-076-02722? This equipment chassis, described by the manufacturer as "ISP X.21 F/F CHASSIS", is stocked and resold through Circular Telecom's...
EAS
optical network terminal (ONT)
MKT-076-03218
Eastern
Looking for the Eastern MKT-076-03218? This optical network terminal (ONT), described by the manufacturer as "CONTROL MOD", is stocked and resold through Circular...
EAS
optical network terminal (ONT)
MKT-076-03220
Eastern
The MKT-076-03220 is an optical network terminal (ONT) manufactured by Eastern. Listed by the manufacturer as "CONTROL MODULE", it is available through Circular...
EAS
optical network terminal (ONT)
MKT-076-03221
Eastern
The Eastern MKT-076-03221 is an optical network terminal (ONT) — originally specified as "CONTROL MODULE RS-530" — available refurbished or as surplus stock via...
EAS
optical network terminal (ONT)
MKT-076-03222
Eastern
Eastern MKT-076-03222: an optical network terminal (ONT) (CONTROL MODULE V.35). Circular Telecom resells surplus and refurbished units of parts like this, helping...
EAS
optical network terminal (ONT)
MKT-076-03223
Eastern
Eastern MKT-076-03223: an optical network terminal (ONT) (CONTROL MODULE V.35). Circular Telecom resells surplus and refurbished units of parts like this, helping...
EAS
optical network terminal (ONT)
MKT-076-03224
Eastern
Manufactured by Eastern, the MKT-076-03224 (CONTROL MODULE X.21) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and...
EAS
optical network terminal (ONT)
MKT-076-03225
Eastern
Eastern MKT-076-03225: an optical network terminal (ONT) (CONTROL MODULE X.21). Circular Telecom resells surplus and refurbished units of parts like this, helping...
EAS
optical network terminal (ONT)
MKT-076-03280
Eastern
The Eastern MKT-076-03280 is an optical network terminal (ONT) — originally specified as "Control Module - Manual/Contact Closure" — available refurbished or as surplus...
EAS
equipment module
MKT-076-03487
Eastern
Eastern MKT-076-03487: an equipment module (PATCH MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
EAS
equipment module
MKT-076-03489
Eastern
Eastern MKT-076-03489: an equipment module (PATCH MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...