Brand procurement
Browse CISCO products for Catalyst and Nexus switching, ISR and Catalyst routing, Secure Firewall, enterprise wireless, optics, modules and software subscriptions. Compare exact models, reference prices, availability requirements, official technical references and procurement requirements from YYST Global.

Recently updated

WS-C4503-E-S2+48 is the Cisco Catalyst 4503-E data bundle with one 1000AC supply, one Supervisor II-Plus and one WS-X4148-RJ module. The E chassis suffix distinguishes it from WS-C4503-S2+48.

WS-C4503-E-S2+48V is the Cisco Catalyst 4503-E PoE bundle recorded with one 1300AC supply, one Supervisor II-Plus and one WS-X4248-RJ45V module. It is not the S2+48 data bundle.

WS-C4503E-S6L-1300 is a Cisco Catalyst 4503-E bundle with a Supervisor 6L-E, one WS-X4648-RJ45V+E line card and a 1300W power supply. Confirm the fitted parts against the quotation.

WS-C4507R-E is a seven-slot Cisco Catalyst E-Series chassis with supervisor positions 3 and 4 and five switching-module positions. Supervisor 8-E/8L-E requires chassis hardware revision 2.0 or higher.

WS-C4503-E is a Cisco Catalyst 4500 E-Series three-slot chassis. Slot 1 is for one supervisor; slots 2 and 3 accept switching modules. It does not support a redundant supervisor pair.

WS-C4503-S2+48 is a legacy Cisco Catalyst 4503 bundle: one 1000AC supply, one Supervisor II-Plus and one WS-X4148-RJ 48-port 10/100 module. The access module is not a 48-port Gigabit card.

C9400-S-BLANK= is Cisco’s slot blank cover for the Catalyst 9400 Series. Cisco lists C9400-PWR-BLANK= separately as the power-supply blank cover, so the two blanking components are not interchangeable order identities.

Cisco IE-4000-8T4G-E is an industrial Ethernet switch with eight Fast Ethernet copper downlinks and four Gigabit combo uplinks. It is not the 8GT Gigabit-downlink variant.
CISCO buyers should validate software and license tier, PoE budget and uplink module, airflow, power supply and stacking compatibility. Use the active catalog below to compare exact part numbers and open each product page for specification, condition, price and official-source details.
Start with the exact manufacturer part number rather than the marketing family name. Then compare the technical configuration, included licenses and accessories, product condition, warranty responsibility, lead time and destination-specific requirements. For replacements, validate interoperability with the installed software, optics, power and management platform.
YYST Global product pages provide model-level specifications and official manufacturer references where available. Procurement teams can use these pages to prepare a bill of materials and then request confirmation of quantity, serial-number availability, shipping and acceptance terms.
Condition: Condition, included mounting parts and availability confirmed by quotation
AIR-ANT2410Y-R is a six-element directional Yagi antenna with 10 dBi gain for compatible 2.4 GHz Aironet radios. Its cable terminates in an RP-TNC plug.US$ 45.00
Condition: Discontinued antenna; condition and included hardware require confirmation
AIR-ANT2485P-R is an indoor/outdoor 8.5 dBi single patch antenna covering 2400–2484 MHz, with an RP-TNC connection. It does not include a WLAN radio.US$ 45.00
Condition: Legacy accessory; supplied condition must be confirmed
AIR-ANT1728 is a 5.2 dBi ceiling-mount antenna for 2.4 GHz Aironet radios with RP-TNC connections. It is not an Ethernet switch.US$ 45.00
Condition: Legacy antenna; condition and provenance require confirmation
AIR-ANT5135SDW-R is a short indoor 5 GHz antenna with 3.5 dBi peak gain and an RP-TNC jack. It is not an access point or WLAN controller.US$ 140.00
Condition: Legacy equipment and license scope confirmed by quotation
AIR-CT7510-300-K9 denotes the 300-access-point Flex 7510 controller order. Cisco identifies it as a standalone rack-mounted branch WLAN control appliance with two 10 Gigabit Ethernet connections; it is not a wireless AP.US$ 6,397.00
Condition: Legacy controller condition and entitlement verified before ordering
AIR-CT7510-500-K9 is the 500-AP ordering configuration of the Cisco Flex 7510 controller. It is a rack-mount controller appliance with two 10 Gigabit Ethernet ports, not an Aironet or Catalyst access point.US$ 35,747.00
Condition: Legacy unit condition and operational status require verification
AIR-WLC4402-12-K9 is a Cisco 4402 wireless LAN controller with a fixed twelve-access-point designation. It has two Gigabit distribution-system ports plus separate service and serial-console interfaces. It is not a wireless access point.US$ 545.00
Condition: Legacy hardware condition and delivery scope confirmed by quotation
AIR-CT5520-K9 is a Cisco 5520 wireless controller for managing a campus AP estate, not an access point. Its network connectivity uses two 10-Gigabit or two Gigabit Ethernet interfaces with supported Cisco optics.US$ 11,710.00
Condition: Condition, accessories and licensing confirmed by quotation
AIR-CT3504-K9 identifies the Cisco 3504 wireless LAN controller. It manages access points but contains no radio itself, with one multigigabit interface up to 5 Gbps and four Gigabit Ethernet network interfaces.US$ 6,842.00
Condition: Legacy unit condition and supplied entitlement require confirmation
AIR-CT2504-5-K9 is the Cisco 2504 controller ordering item with five AP licenses, not a Catalyst 9100 access point. The controller has four Gigabit Ethernet network ports and an RJ-45 console.US$ 527.00
Condition: Condition and supplied configuration confirmed by quotation
Cisco C8500-12X4QC is a Catalyst 8500 edge routing platform with twelve 1/10GE, two 40/100GE and two 40GE interface options. Up to 240GE of ports can be enabled simultaneously; confirm the required port combination.US$ 11,070.00
Condition: Condition and offered contents confirmed by quotation
ASA5545-FPWR-K9 is the Cisco ASA 5545-X FirePOWER Services configuration with eight Gigabit Ethernet data interfaces, AC power and two SSDs. This is a legacy appliance: Cisco lists September 30, 2025 as its last support date.US$ 7,370.00
Condition: Entitlement and supply eligibility require confirmation
Cisco defines ASR5K-SW-R9U-K9 as ASR 5000 System Software, Release 9 UMTS. The item is software for a legacy mobile-core platform, not a physical router or an expansion module.US$ 3,415.00
Condition: Entitlement and supply eligibility require confirmation
ASR5K-SW-R8U-K9 identifies Cisco ASR 5000 system software, Release 8 UMTS. It is not ASR 9000 hardware or a router line card. Cisco lists this exact software code in its Release 8.0 end-of-life bulletin.US$ 615.00
Condition: New Factory Sealed
ASR5K-0110G-SM-K9 CISCO enterprise IT hardware. Contact YYST Global for stock, lead time and quote support.US$ 4,125.00
Condition: Condition confirmed by quotation
This listing describes ASR-9010-DC-V2, the Cisco ASR 9010 DC chassis configuration with Version 2 power entry modules. ASR 9010 is part of ASR 9000, not the smaller ASR 900 family, and uses a 21 RU chassis.US$ 1,580.00
Condition: Condition confirmed by quotation
ASR-9006-AC identifies a Cisco ASR 9006 AC chassis ordering configuration associated with the Version 1 power bundle. The chassis is 10 RU with four line-card positions and two RSP positions; the installed power generation must be verified.US$ 5,000.00
Condition: Condition confirmed by quotation
Cisco SPA-8XT3/E3 is an eight-port clear-channel T3/E3 shared port adapter for documented ASR 1000 configurations. Ports can be set to T3 or E3. It must not be described as a channelized T1/E1 breakout adapter.US$ 1,620.00
Condition: Condition confirmed by quotation
Cisco SPA-10X1GE-V2 provides ten Gigabit Ethernet interfaces through pluggable SFPs. This Version 2 shared port adapter is double-height; ten 1 GE ports must not be confused with a 10 GE interface.US$ 530.00
Condition: Condition confirmed by quotation
SPA-2XOC12-POS is a Cisco two-port Packet over SONET/SDH shared port adapter. The ASR 9000 hardware guide identifies it as single-height with OC-3/STM-1 and OC-12/STM-4 operation, supported from IOS XR 4.3.0.US$ 460.00