network firewall appliance
WS-SVC-FWM-1
Cisco
The Cisco WS-SVC-FWM-1 is a network firewall appliance — originally specified as "Firewall blade for 6500 and 7600, VFW License Separate" — available refurbished or as...
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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network firewall appliance
network firewall appliance
WS-SVC-FWM-1-K9
Cisco
The Cisco WS-SVC-FWM-1-K9 is a network firewall appliance — originally specified as "Firewall service module for 6500 or 7600" — available refurbished or as surplus...
network/telecom equipment component
WS-SVC-IDS2-BUN-K9
Cisco
Manufactured by Cisco, the WS-SVC-IDS2-BUN-K9 (600M IDSM-2 Mod for Cat) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus...
equipment module
WS-SVC-IDSM2
Cisco
Cisco WS-SVC-IDSM2: an equipment module (C6500/C7600 IDS MOD INTRUSION DETECTION MODULE). Circular Telecom resells surplus and refurbished units of parts like this,...
equipment module
WS-SVC-IPSEC-1
Cisco
Manufactured by Cisco, the WS-SVC-IPSEC-1 (VPN Services Module) is an equipment module. Circular Telecom sources, tests, and resells surplus and refurbished Cisco...
processor module
WS-SVC-MWAM-1
Cisco
The WS-SVC-MWAM-1 is a processor module manufactured by Cisco. Listed by the manufacturer as "MULTI PROCESSOR WAN APPLICATION MODULE", it is available through Circular...
network switch
WS-SVC-NAM-1
Cisco
Looking for the Cisco WS-SVC-NAM-1? This network switch, described by the manufacturer as "CATALYST 6000 C6500/C7000 NET ANAL", is stocked and resold through Circular...
network switch
WS-SVC-NAM-2
Cisco
Manufactured by Cisco, the WS-SVC-NAM-2 (Catalyst 6500 Network Analysis Module-2) is a network switch. Circular Telecom sources, tests, and resells surplus and...
equipment module
WS-SVC-NAM-2-250S
Cisco
The Cisco WS-SVC-NAM-2-250S is an equipment module — originally specified as "6500 Series and Cisco 7600 Series Network Analysis Module-2" — available refurbished or as...
equipment module
WS-SVC-SAMI-BB-K9
Cisco
Cisco WS-SVC-SAMI-BB-K9: an equipment module (SERVICE APPLICATION MODULE FOR IP). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network switch
WS-SVC-SSL-1-K9
Cisco
The WS-SVC-SSL-1-K9 is a network switch manufactured by Cisco. Listed by the manufacturer as "CATALYST 6000 C6500 SSL SERVICE CARD", it is available through Circular...
equipment module
WS-SVC-WISM-1-K9
Cisco
Cisco WS-SVC-WISM-1-K9: an equipment module (CISCO WIRELESS SERVICES MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping...
equipment module
WS-SVC-WISM2-1-K9
Cisco
Manufactured by Cisco, the WS-SVC-WISM2-1-K9 (Cisco Wireless Service Module 2 - Network management device - 10) is an equipment module. Circular Telecom sources, tests,...
equipment module
WS-SVC-WISM2-3-K9
Cisco
Cisco WS-SVC-WISM2-3-K9: an equipment module (wireless services module: wiSM-2: w/300 AP support license). Circular Telecom resells surplus and refurbished units of...
equipment module
WS-SVC-WISM2-K9
Cisco
Manufactured by Cisco, the WS-SVC-WISM2-K9 (Wireless Services Module: WiSM-2) is an equipment module. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
WS-U5531-FETX
Cisco
Looking for the Cisco WS-U5531-FETX? This network/telecom equipment component, described by the manufacturer as "10/100 FAST ETHERCHANNEL", is stocked and resold...
network/telecom equipment component
WS-U5533-FEFX-MMF
Cisco
Cisco WS-U5533-FEFX-MMF: a network/telecom equipment component (100 BASE FX FAST ETHERNET). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
WS-U5534-GESX
Cisco
Cisco WS-U5534-GESX: a network/telecom equipment component (BASE SX GAGABIT ETHERNET). Circular Telecom resells surplus and refurbished units of parts like this,...
network/telecom equipment component
WS-U5536-GELX
Cisco
Manufactured by Cisco, the WS-U5536-GELX (1000 BASE LX/LH GIGABIT ETHERNET MOD) is a network/telecom equipment component. Circular Telecom sources, tests, and resells...
network/telecom equipment component
WS-U5538-FEFX-MMF
Cisco
The Cisco WS-U5538-FEFX-MMF is a network/telecom equipment component — originally specified as "FAST ETHERNET CHANNEL" — available refurbished or as surplus stock via...
network switch
WS-X2914-XL-V
Cisco
The WS-X2914-XL-V is a network switch manufactured by Cisco. Listed by the manufacturer as "4-port 10/100 ISL/802.1Q Switch Module", it is available through Circular...
network/telecom equipment component
WS-X2922-XL-V
Cisco
Manufactured by Cisco, the WS-X2922-XL-V (WS-X2922-XL-V) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...
equipment module
WS-X2931-XL
Cisco
Cisco WS-X2931-XL: an equipment module (1000BASE-SX GIGABIT MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
GBIC transceiver
WS-X3500-XL
Cisco
The WS-X3500-XL is a GBIC transceiver manufactured by Cisco. Listed by the manufacturer as "GigaStack Stacking GBIC and 50cm cable", it is available through Circular...
cooling fan module
WS-X4004
Cisco
Manufactured by Cisco, the WS-X4004 (4000 SERIES FAN MODULE) is a cooling fan module. Circular Telecom sources, tests, and resells surplus and refurbished Cisco...
network switch
WS-X4005
Cisco
Manufactured by Cisco, the WS-X4005 (Catalyst 4006 Fan Tray) is a network switch. Circular Telecom sources, tests, and resells surplus and refurbished Cisco equipment...
power supply unit
WS-X4008
Cisco
The Cisco WS-X4008 is a power supply unit — originally specified as "CATALYST 4000 POWER SUPPLY" — available refurbished or as surplus stock via Circular Telecom,...
power supply unit
WS-X4008-DC
Cisco
The WS-X4008-DC is a power supply unit manufactured by Cisco. Listed by the manufacturer as "CATALYST 4000 POWER SUPPLY", it is available through Circular Telecom's...
network/telecom equipment component
WS-X4012
Cisco
The Cisco WS-X4012 is a network/telecom equipment component — originally specified as "CAYALYST 4000 SUPERVISOR 1 CONSOLE (DB-25) & MGT (RJ45) (SPARE)" — available...
network switch
WS-X4013
Cisco
Manufactured by Cisco, the WS-X4013 (CATALYST 4000 SUPERVISOR II) is a network switch. Circular Telecom sources, tests, and resells surplus and refurbished Cisco...
network/telecom equipment component
WS-X4013+
Cisco
Manufactured by Cisco, the WS-X4013+ (WS-X4013+) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished Cisco...
SFP optical transceiver module
WS-X4013+10GE
Cisco
Cisco WS-X4013+10GE: a SFP optical transceiver module (Catalyst 4500 Sup II+10GE, 2x10GE (X2) and 4x1GE (SFP)). Circular Telecom resells surplus and refurbished units...
network/telecom equipment component
WS-X4013+TS
Cisco
The WS-X4013+TS is a network/telecom equipment component manufactured by Cisco. Listed by the manufacturer as "MODUL CISCO WS-X4013+TS", it is available through...
network switch
WS-X4014
Cisco
The WS-X4014 is a network switch manufactured by Cisco. Listed by the manufacturer as "Cisco Catalyst WS-X4014 Supervisor III Engine 4000/4500 Plug-In Module", it is...
network switch
WS-X4124-RJ45
Cisco
Manufactured by Cisco, the WS-X4124-RJ45 (Catalyst 4500 10/100 Module, 24 Ports) is a network switch. Circular Telecom sources, tests, and resells surplus and...
network switch
WS-X4148-RJ
Cisco
The WS-X4148-RJ is a network switch manufactured by Cisco. Listed by the manufacturer as "Catalyst 4500 10/100 Auto Module, 48-Ports (RJ-45)", it is available through...
network switch
WS-X4148-RJ21
Cisco
The WS-X4148-RJ21 is a network switch manufactured by Cisco. Listed by the manufacturer as "CATALYST 4500 10/100 MODULE, 48-PORTS TELCO (4XRJ21)", it is available...
network switch
WS-X4148-RJ45V
Cisco
Manufactured by Cisco, the WS-X4148-RJ45V (CATALYST 4000 IN LINE PWR) is a network switch. Circular Telecom sources, tests, and resells surplus and refurbished Cisco...
network switch
WS-X4232-GB-RJ
Cisco
Manufactured by Cisco, the WS-X4232-GB-RJ (Catalyst 4500 Series 32-Port 10/100BASE-T Line 100BASE-FX Cards.) is a network switch. Circular Telecom sources, tests, and...
equipment module
WS-X4232-L3
Cisco
Cisco WS-X4232-L3: an equipment module (10/100/1000 L3 ROUTING MODULE). Circular Telecom resells surplus and refurbished units of parts like this, helping operators...
equipment module
WS-X4232-RJ-XX
Cisco
Manufactured by Cisco, the WS-X4232-RJ-XX (FE BASE MODULE, 32 10/100 (RJ45)+ mOD UPLINKS.) is an equipment module. Circular Telecom sources, tests, and resells surplus...
SFP optical transceiver module
WS-X4248-FE-SFP
Cisco
Looking for the Cisco WS-X4248-FE-SFP? This SFP optical transceiver module, described by the manufacturer as "Catalyst 4500 48-Port 100BASE-X (SFPs Optional)", is...
circuit card / line card
WS-X4248-RJ21V
Cisco
Looking for the Cisco WS-X4248-RJ21V? This circuit card / line card, described by the manufacturer as "48 ETHERNET PORT LINE CARD", is stocked and resold through...
network switch
WS-X4248-RJ45V
Cisco
Looking for the Cisco WS-X4248-RJ45V? This network switch, described by the manufacturer as "Catalyst 4500 PoE 802.3af 10/100, 48-Ports (RJ45)", is stocked and resold...
network/telecom equipment component
WS-X4306-GB
Cisco
The Cisco WS-X4306-GB is a network/telecom equipment component — originally specified as "C4000 GB ETHERNET MOD" — available refurbished or as surplus stock via...
network switch
WS-X4418-GB
Cisco
The WS-X4418-GB is a network switch manufactured by Cisco. Listed by the manufacturer as "Catalyst 4500 1000 Base-X GE Linecard", it is available through Circular...
network switch
WS-X4424-GB-RJ45
Cisco
Cisco WS-X4424-GB-RJ45: a network switch (Catalyst 4500 24-port 10/100/1000). Circular Telecom resells surplus and refurbished units of parts like this, helping...
network switch
WS-X4448-GB-RJ45
Cisco
The WS-X4448-GB-RJ45 is a network switch manufactured by Cisco. Listed by the manufacturer as "CATALYST 4500 48PT ETHERNET MODULE", it is available through Circular...