SYC
power supply unit
540-00001-00
Sycamore
The 540-00001-00 is a power supply unit manufactured by Sycamore. Listed by the manufacturer as "POWER SUPPLY", it is available through Circular Telecom's surplus and...
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
PAN
cooling fan module
540-000057-00D
Palo Alto Networks
Looking for the Palo Alto Networks 540-000057-00D? This cooling fan module, described by the manufacturer as "Fan Tray", is stocked and resold through Circular...
HAR
equipment module
540-0116
Harris
Harris 540-0116: an equipment module (EXPANSION MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
network/telecom equipment component
540-020908
Juniper Networks
Juniper Networks 540-020908: a network/telecom equipment component (rackmounts). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network/telecom equipment component
540-028893
Juniper Networks
The Juniper Networks 540-028893 is a network/telecom equipment component — originally specified as "rackmounts" — available refurbished or as surplus stock via Circular...
HYP
network/telecom equipment component
540-10
Hyperedge
The 540-10 is a network/telecom equipment component manufactured by Hyperedge. Listed by the manufacturer as "BROADTERM DS3 NIU PM", it is available through Circular...
SM
circuit board
540-2555-01
Sun Microsystems
Looking for the Sun Microsystems 540-2555-01? This circuit board, described by the manufacturer as "CLOCK BOARD", is stocked and resold through Circular Telecom's...
SM
network/telecom equipment component
540-2558-02
Sun Microsystems
Looking for the Sun Microsystems 540-2558-02? This network/telecom equipment component, described by the manufacturer as "MASS STORAGE ASSEMBLY MOD", is stocked and...
SM
network/telecom equipment component
540-2587
Sun Microsystems
Sun Microsystems 540-2587: a network/telecom equipment component (SCSI CD/TAPE SUNFIRE TRAY ASSY). Circular Telecom resells surplus and refurbished units of parts like...
SM
cooling fan module
540-2666
Sun Microsystems
Manufactured by Sun Microsystems, the 540-2666 (80mm Fan Assembly for Ultra 1) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and...
SM
cooling fan module
540-2761
Sun Microsystems
Looking for the Sun Microsystems 540-2761? This cooling fan module, described by the manufacturer as "Sun Internal Fan Assembly", is stocked and resold through Circular...
SM
network/telecom equipment component
540-2938
Sun Microsystems
Sun Microsystems 540-2938: a network/telecom equipment component (4.3GB 7200RPM Ultra Wide SCSI 512KB 80-Pin Cache 3.5-Inch HDD). Circular Telecom resells surplus and...
SM
cooling fan module
540-3323
Sun Microsystems
The Sun Microsystems 540-3323 is a cooling fan module — originally specified as "Fan Tray" — available refurbished or as surplus stock via Circular Telecom, supporting...
SM
network/telecom equipment component
540-3594
Sun Microsystems
Manufactured by Sun Microsystems, the 540-3594 (4.5GB 10K SCSI HDD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
SM
network/telecom equipment component
540-3704
Sun Microsystems
The Sun Microsystems 540-3704 is a network/telecom equipment component — originally specified as "9.1GB 7200RPM Fast Ultra Wide SCSI 80-Pin 3.5-Inch Internal HDD" —...
SM
network/telecom equipment component
540-3719
Sun Microsystems
Manufactured by Sun Microsystems, the 540-3719 (18.2GB 7200RPM Ultra SCSI 3.5-inch HDD) is a network/telecom equipment component. Circular Telecom sources, tests, and...
SM
network/telecom equipment component
540-3869
Sun Microsystems
The Sun Microsystems 540-3869 is a network/telecom equipment component — originally specified as "9.1GB 10000RPM Fibre Channel 1MB Cache 3.5-Inch HDD" — available...
SM
network/telecom equipment component
540-3881
Sun Microsystems
Looking for the Sun Microsystems 540-3881? This network/telecom equipment component, described by the manufacturer as "9.1GB 10000RPM Wide Ultra2 SCSI 1MB Cache...
SM
network/telecom equipment component
540-3966
Sun Microsystems
Looking for the Sun Microsystems 540-3966? This network/telecom equipment component, described by the manufacturer as "10K 9GB SCSI HDD", is stocked and resold through...
SM
network/telecom equipment component
540-4177
Sun Microsystems
Sun Microsystems 540-4177: a network/telecom equipment component (18 gb 10k rpm scsi disk drive with spud). Circular Telecom resells surplus and refurbished units of...
SM
hard drive
540-4178
Sun Microsystems
Looking for the Sun Microsystems 540-4178? This hard drive, described by the manufacturer as "18GB 10K SCSI HARD DRIVE", is stocked and resold through Circular...
SM
network/telecom equipment component
540-4191
Sun Microsystems
The 540-4191 is a network/telecom equipment component manufactured by Sun Microsystems. Listed by the manufacturer as "18.2GB 10000RPM Fibre Channel 3.5-Inch HDD with...
SM
network/telecom equipment component
540-4401
Sun Microsystems
The Sun Microsystems 540-4401 is a network/telecom equipment component — originally specified as "sun.18.gb.10k.scsi" — available refurbished or as surplus stock via...
SM
network/telecom equipment component
540-4520
Sun Microsystems
Manufactured by Sun Microsystems, the 540-4520 (36.4GB 10000RPM Ultra-160 SCSI Hot-Pluggable 80-Pin (LVD) 3.5-Inch HDD for Sun Fire and Blade Server) is a...
SM
network/telecom equipment component
540-4521
Sun Microsystems
The Sun Microsystems 540-4521 is a network/telecom equipment component — originally specified as "36.4GB 10000RPM Ultra-160 SCSI LVD Hot-Pluggable 80-Pin 3.5-inch HDD...
SM
network/telecom equipment component
540-4525
Sun Microsystems
Looking for the Sun Microsystems 540-4525? This network/telecom equipment component, described by the manufacturer as "36.4GB 10000RPM Fibre Channel 2Gb/S Hot-Swappable...
SM
network/telecom equipment component
540-4689
Sun Microsystems
The 540-4689 is a network/telecom equipment component manufactured by Sun Microsystems. Listed by the manufacturer as "36.4GB 10000RPM Ultra-320 SCSI 8MB Cache...
SM
network/telecom equipment component
540-4904
Sun Microsystems
Looking for the Sun Microsystems 540-4904? This network/telecom equipment component, described by the manufacturer as "SUN 36.4gb 10K ULtra320,Bracket, HeatPlate,...
SM
hard drive
540-4904-01
Sun Microsystems
Sun Microsystems 540-4904-01: a hard drive (Sun Seagate 36GB 10K Ultra3 SCSI Hard Drive - ST336607LSUN36G). Circular Telecom resells surplus and refurbished units of...
SM
network/telecom equipment component
540-4905
Sun Microsystems
Sun Microsystems 540-4905: a network/telecom equipment component (73GB 10000RPM Fibre Channel 2Gb/s 3.5-in HDD). Circular Telecom resells surplus and refurbished units...
SM
network/telecom equipment component
540-4921
Sun Microsystems
Sun Microsystems 540-4921: a network/telecom equipment component (18.2GB 10000RPM Ultra-160 SCSI HDD with Bracket). Circular Telecom resells surplus and refurbished...
SM
memory module
540-5245
Sun Microsystems
Looking for the Sun Microsystems 540-5245? This memory module, described by the manufacturer as "MEMORY UNIBOARD W/ 4X US III CU 2.3 900MHZ, 8GB", is stocked and resold...
SM
cooling fan module
540-5258
Sun Microsystems
Looking for the Sun Microsystems 540-5258? This cooling fan module, described by the manufacturer as "COOLING FAN", is stocked and resold through Circular Telecom's...
SM
circuit board
540-5290-04
Sun Microsystems
Sun Microsystems 540-5290-04: a circuit board (ASSY IO-SC BOARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
SM
cooling fan module
540-5383
Sun Microsystems
Sun Microsystems 540-5383: a cooling fan module (Fan Tray). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
SM
network/telecom equipment component
540-5408
Sun Microsystems
The Sun Microsystems 540-5408 is a network/telecom equipment component — originally specified as "73GB 10000RPM Fibre Channel 2GB/s 3.5-inch HDD" — available...
SM
network/telecom equipment component
540-5455
Sun Microsystems
Looking for the Sun Microsystems 540-5455? This network/telecom equipment component, described by the manufacturer as "73 GB 10k SCSI", is stocked and resold through...
SM
network/telecom equipment component
540-5455-01
Sun Microsystems
Looking for the Sun Microsystems 540-5455-01? This network/telecom equipment component, described by the manufacturer as "Sun Seagate 73.4GB 10K SCSI Hard Disk Drive...
SM
network/telecom equipment component
540-5456
Sun Microsystems
The 540-5456 is a network/telecom equipment component manufactured by Sun Microsystems. Listed by the manufacturer as "10K 73GB SCSI HDD", it is available through...
SM
network/telecom equipment component
540-5459
Sun Microsystems
The Sun Microsystems 540-5459 is a network/telecom equipment component — originally specified as "146GB 10000RPM Fibre Channel 2GB/s Hot-Pluggable 3.5-inch HDD" —...
SM
network/telecom equipment component
540-5462
Sun Microsystems
The 540-5462 is a network/telecom equipment component manufactured by Sun Microsystems. Listed by the manufacturer as "36.4GB 10000RPM Ultra SCSI 3.5-inch HDD", it is...
SM
circuit board
540-5521-01
Sun Microsystems
Sun Microsystems 540-5521-01: a circuit board (LEVEL 2 REPEATER BOARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
SUN
network/telecom equipment component
540-5694
Sunsystems
Manufactured by Sunsystems, the 540-5694 (Disk Assembly) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
SM
network/telecom equipment component
540-5698-01
Sun Microsystems
Looking for the Sun Microsystems 540-5698-01? This network/telecom equipment component, described by the manufacturer as "36.4GB 10000RPM Fiber Channel 2Gb/s 3.5-inch...
SM
network/telecom equipment component
540-5771
Sun Microsystems
Sun Microsystems 540-5771: a network/telecom equipment component (72GB 10K SCSI DRIVE). Circular Telecom resells surplus and refurbished units of parts like this,...
SM
network/telecom equipment component
540-5924
Sun Microsystems
Looking for the Sun Microsystems 540-5924? This network/telecom equipment component, described by the manufacturer as "72 GB 15 CASE SCSI DRIVE", is stocked and resold...
SM
hard drive
540-5924-01
Sun Microsystems
The 540-5924-01 is a hard drive manufactured by Sun Microsystems. Listed by the manufacturer as "SUN 72GB HARD DRIVE", it is available through Circular Telecom's...
SM
network/telecom equipment component
540-6064
Sun Microsystems
Manufactured by Sun Microsystems, the 540-6064 (10K 146GB SCSI HDD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...