AL
network/telecom equipment component
UN550
Alcatel-Lucent
Looking for the Alcatel-Lucent UN550? This network/telecom equipment component, described by the manufacturer as "POWERPC MSG HANDLER", is stocked and resold through...
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
WES
network/telecom equipment component
UN553
Westernele
Manufactured by Westernele, the UN553 (DATA EXPANSION) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
AL
network/telecom equipment component
UN560
Alcatel-Lucent
The UN560 is a network/telecom equipment component manufactured by Alcatel-Lucent. Listed by the manufacturer as "5ESS CORE 60 UN", it is available through Circular...
AL
optical network terminal (ONT)
UN580
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN580 (SCSI HOST ADAPTER CONT) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and...
WES
optical network terminal (ONT)
UN580B
Westernele
The Westernele UN580B is an optical network terminal (ONT) — originally specified as "SCSI HOST ADAPTER CONT" — available refurbished or as surplus stock via Circular...
AL
controller module
UN582
Alcatel-Lucent
The UN582 is a controller module manufactured by Alcatel-Lucent. Listed by the manufacturer as "3B21 PERIPH CONTROLLER", it is available through Circular Telecom's...
AL
controller module
UN582B
Alcatel-Lucent
The UN582B is a controller module manufactured by Alcatel-Lucent. Listed by the manufacturer as "PERIPH CONTROLLER", it is available through Circular Telecom's surplus...
AL
controller module
UN583
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN583 (3B21 PERIPH CONTROLLER) is a controller module. Circular Telecom sources, tests, and resells surplus and refurbished...
ALC
network/telecom equipment component
UN583S-12
Alcatel
The UN583S-12 is a network/telecom equipment component manufactured by Alcatel. It is available through Circular Telecom's surplus and refurbished network equipment...
AL
network/telecom equipment component
UN584
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN584 (MESS HANDELER EIB) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
AL
optical network terminal (ONT)
UN586
Alcatel-Lucent
Alcatel-Lucent UN586: an optical network terminal (ONT) (IDCU COM CONT PROCR). Circular Telecom resells surplus and refurbished units of parts like this, helping...
AL
network/telecom equipment component
UN588
Alcatel-Lucent
The Alcatel-Lucent UN588 is a network/telecom equipment component — originally specified as "5ESS CORE 60MM-128MB" — available refurbished or as surplus stock via...
AL
optical network terminal (ONT)
UN589
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN589 (5ESS PWR CONT DISPLAY) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and...
AL
optical network terminal (ONT)
UN589B
Alcatel-Lucent
Looking for the Alcatel-Lucent UN589B? This optical network terminal (ONT), described by the manufacturer as "PWR CONT & DISPL", is stocked and resold through Circular...
AL
network/telecom equipment component
UN590
Alcatel-Lucent
The Alcatel-Lucent UN590 is a network/telecom equipment component — originally specified as "LOCAL DIGITAL SRV" — available refurbished or as surplus stock via Circular...
AL
power supply unit
UN592
Alcatel-Lucent
The Alcatel-Lucent UN592 is a power supply unit — originally specified as "5ESS DA FOT2 PSU DISTN" — available refurbished or as surplus stock via Circular Telecom,...
AL
power supply unit
UN592B
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN592B (DA FOT2 PSU TSLT) is a power supply unit. Circular Telecom sources, tests, and resells surplus and refurbished...
AL
network/telecom equipment component
UN593
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN593 (5ESS MICPRCR CORE 60) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
AL
controller module
UN597
Alcatel-Lucent
The Alcatel-Lucent UN597 is a controller module — originally specified as "PERIPH CONTROLLER" — available refurbished or as surplus stock via Circular Telecom,...
AL
network switch
UN598
Alcatel-Lucent
The Alcatel-Lucent UN598 is a network switch — originally specified as "4ESS CONVERSION SWITCH" — available refurbished or as surplus stock via Circular Telecom,...
RDC
SFP optical transceiver module
UN600024731
RAD Data Communications
The UN600024731 is a SFP optical transceiver module manufactured by RAD Data Communications. Listed by the manufacturer as "SFP-10AD", it is available through Circular...
AL
network/telecom equipment component
UN611
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN611 (PACK CKT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
AL
network/telecom equipment component
UN616
Alcatel-Lucent
Alcatel-Lucent UN616: a network/telecom equipment component (PACK CKT). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
AL
network/telecom equipment component
UN618
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN618 (PACK CKT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
LT
optical network terminal (ONT)
UN651
Lucent Technologies
Lucent Technologies UN651: an optical network terminal (ONT) (PACK CKT 5ESS OPT CONT DA UN651S-4 WECO). Circular Telecom resells surplus and refurbished units of parts...
LT
network/telecom equipment component
UN651S-1
Lucent Technologies
The UN651S-1 is a network/telecom equipment component manufactured by Lucent Technologies. It is available through Circular Telecom's surplus and refurbished network...
AL
network/telecom equipment component
UN71B
Alcatel-Lucent
Alcatel-Lucent UN71B: a network/telecom equipment component (PACK CKT). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
AL
optical network terminal (ONT)
UN71C
Alcatel-Lucent
Manufactured by Alcatel-Lucent, the UN71C (5ESS CONT INTFC 2) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and refurbished...
AL
network/telecom equipment component
UN732
Alcatel-Lucent
The UN732 is a network/telecom equipment component manufactured by Alcatel-Lucent. Listed by the manufacturer as "CORE MICROPROCR", it is available through Circular...
AL
network/telecom equipment component
UN750
Alcatel-Lucent
The Alcatel-Lucent UN750 is a network/telecom equipment component — originally specified as "5ESS COM SERV PLAT CP" — available refurbished or as surplus stock via...
AL
network/telecom equipment component
UN933
Alcatel-Lucent
Looking for the Alcatel-Lucent UN933? This network/telecom equipment component, described by the manufacturer as "3B21 SCAN SIG DISTR", is stocked and resold through...
RBH
controller module
UNC-500
Rbh
Manufactured by Rbh, the UNC-500 (Controller Module) is a controller module. Circular Telecom sources, tests, and resells surplus and refurbished Rbh equipment like...
COR
network/telecom equipment component
UNI-3006-13U1
Corning
Corning UNI-3006-13U1: a network/telecom equipment component (NETWORK INTERFACE DEVICE). Circular Telecom resells surplus and refurbished units of parts like this,...
WEG
network/telecom equipment component
UNITY4600-009
Wegener
Looking for the Wegener UNITY4600-009? This network/telecom equipment component, described by the manufacturer as "DIGITAL MEDIA RECEIVER/ DECODER", is stocked and...
hard drive
UNIV-1TB-SAS-HDD-A
Juniper Networks
Manufactured by Juniper Networks, the UNIV-1TB-SAS-HDD-A (1 TB HARD DRIVE) is a hard drive. Circular Telecom sources, tests, and resells surplus and refurbished Juniper...
power supply unit
UNIV-250W-PS-AC
Juniper Networks
Looking for the Juniper Networks UNIV-250W-PS-AC? This power supply unit, described by the manufacturer as "Juniper AC Power Supply (250W)", is stocked and resold...
QUA
network/telecom equipment component
UNIVERSALCLEANINGCARTRIDGE
Quantum
The UNIVERSALCLEANINGCARTRIDGE is a network/telecom equipment component manufactured by Quantum. Listed by the manufacturer as "UNIVERSAL CLEANING CARTRIDGE FOR ULTRIUM...
COM
equipment chassis
UNNPX206R3
CommScope
Manufactured by CommScope, the UNNPX206R3 (CHASSIS) is an equipment chassis. Circular Telecom sources, tests, and resells surplus and refurbished CommScope equipment...
AT
network/telecom equipment component
UNS-EH-2
ADC Telecommunications
ADC Telecommunications UNS-EH-2: a network/telecom equipment component (INTER REACH UNISON EXPANSION HUB). Circular Telecom resells surplus and refurbished units of...
ELT
equipment shelf
UNT-F48121-C05N-D07
Eltek
The Eltek UNT-F48121-C05N-D07 is an equipment shelf — originally specified as "RECTIFIER SHELF" — available refurbished or as surplus stock via Circular Telecom,...
DEL
network/telecom equipment component
UNT20806.00009
Delta
The UNT20806.00009 is a network/telecom equipment component manufactured by Delta. Listed by the manufacturer as "Unity Power System", it is available through Circular...
ELT
equipment shelf
UNT20806.00010
Eltek
Looking for the Eltek UNT20806.00010? This equipment shelf, described by the manufacturer as "UNT20806.00008 Unity Power System with FLATPACK2, 48V, 500A Power Shelf,...
ELT
equipment shelf
UNT20806.00011
Eltek
Manufactured by Eltek, the UNT20806.00011 (UNITY POWER SYSTEM WITH FLATPACK2- 48V 500A POWER SHELF) is an equipment shelf. Circular Telecom sources, tests, and resells...
COR
network/telecom equipment component
UP2-1000
Corning
Corning UP2-1000: a network/telecom equipment component (3M Scotchlok UP2). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
GI
network/telecom equipment component
UP24-811-GRU
Gruber Ind
The UP24-811-GRU is a network/telecom equipment component manufactured by Gruber Ind. Listed by the manufacturer as "PATCH PANL CAT 5E ENHANCED", it is available...
ITW
network/telecom equipment component
UP3B-235
Itwlinx
Manufactured by Itwlinx, the UP3B-235 (66 BLOCK SURGE PROTECTOR) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
UPA90111/2
Ericsson
The UPA90111/2 is a network/telecom equipment component manufactured by Ericsson. It is available through Circular Telecom's surplus and refurbished network equipment...
UNK
battery unit
UPCM-800
UNKNOWN
UPCM-800: a battery unit (Battery Blade Replacement - UPCM-800). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...