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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.

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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: New Factory Sealed
C9300-48UB-E combines forty-eight Gigabit copper UPOE ports with Network Essentials. Its higher-scale chassis uses modular uplinks and must stack with other higher-scale models.US$ 7,106.00
Condition: New Factory Sealed
C9300-24UB-E provides twenty-four 1G copper UPOE access ports, Network Essentials and modular uplinks in the higher-scale Catalyst group. The UB port block is Gigabit, not the multigigabit UXB configuration.US$ 4,080.00
Condition: New Factory Sealed
C9300-24UXB-E is a higher-scale Catalyst model with twenty-four 10G/multigigabit copper UPOE ports, modular uplinks and Network Essentials. It is not a twenty-four-port 1G-only switch with four fixed SFP uplinks.US$ 9,569.00
Condition: New Factory Sealed
C9300L-48PF-4G-A has forty-eight Gigabit PoE+ access ports and four fixed 1G SFP uplinks with Network Advantage. This 4G configuration cannot be expanded to 10G by adding a modular uplink card.US$ 3,232.00
Condition: New Factory Sealed
C9300L-STACK-KIT is a stacking accessory for C9300L switches, not a standalone Ethernet switch. Cisco lists two data-stack adapters and one data-stack cable, with a 50 cm cable as the default.US$ 906.00
Condition: New Factory Sealed
C9300X-24Y-E provides twenty-four 25G/10G/1G SFP28 ports under Network Essentials. Its uplinks are modular; an eight-port 100G block is not part of the default chassis configuration.US$ 10,430.00
Condition: New Factory Sealed
C9300X-12Y-A is the Network Advantage order for twelve 25G/10G/1G SFP28 ports and an optional uplink module. Cisco specifies 1000 Gbps switching capacity and 744.04 Mpps forwarding for the 12Y hardware.US$ 2,070.00
Condition: New Factory Sealed
C9300X-12Y-E has twelve 25G/10G/1G SFP28 ports and modular uplinks with Network Essentials. The twelve-port block is fiber-oriented SFP28, not twelve Gigabit RJ45 access ports.US$ 3,140.00
Condition: New Factory Sealed
C9300-48T-A selects Network Advantage for the forty-eight-port Gigabit data-only chassis. Cisco lists 256 Gbps switching capacity and 190.47 Mpps forwarding, with uplinks provided by an optional module.US$ 2,411.00
Condition: New Factory Sealed
C9300-48T-E is a Network Essentials data-only switch with forty-eight Gigabit copper access ports and modular uplinks. The 48T access block is not a 5G or 10G multigigabit configuration.US$ 3,136.00
Condition: New Factory Sealed
C9300-24U-A combines twenty-four 1G copper UPOE access ports with Network Advantage and modular uplinks. This U model must not be described as the UPOE+ H configuration.US$ 3,636.00
Condition: New Factory Sealed
C9300-48P-A is the Network Advantage selection for forty-eight 1G copper PoE+ ports. Its modular uplink slot requires a compatible network module, which the default switch configuration does not include.US$ 3,452.00
Condition: New Factory Sealed
C9300-48P-E provides forty-eight Gigabit copper PoE+ access ports with Network Essentials. Uplinks use a separately selected network module, not a fixed block inferred from the 48P designation.US$ 3,962.00
Condition: New Factory Sealed
C9200L-48PXG-4X-E combines twelve multigigabit PoE+ ports, thirty-six 1G PoE+ ports and four fixed 1/10G uplinks. Its software order is Network Essentials and the stack system is StackWise-80.US$ 3,000.00
Condition: New Factory Sealed
C9200L-24T-4X-E is the Network Essentials order with 24 Gigabit data-only access ports and four fixed 1/10G uplinks. Its standalone specification is 128 Gbps switching capacity and 95.23 Mpps forwarding at 64-byte packets.US$ 1,550.00
Condition: New Factory Sealed
C9200L-24P-4G-E supplies 24 Gigabit PoE+ access ports and four fixed 1G uplinks with Network Essentials. This 4G model is not a 10GBASE-T or 10G-uplink configuration.US$ 1,401.00
Condition: New Factory Sealed
The C9200L-48T-4G-E order combines 48 Gigabit data-only access ports and four fixed 1G uplinks with Network Essentials. It uses StackWise-80 and field-replaceable power supplies; it is not a PoE+ access switch.US$ 811.00
Condition: New Factory Sealed
C9200L-48T-4G-A has 48 Gigabit data-only ports, four fixed 1G uplinks and Network Advantage. Its standalone switching capacity is 104 Gbps and forwarding is 77.38 Mpps at 64-byte packets.US$ 750.00
Condition: New Factory Sealed
C9200L-24T-4G-A provides 24 Gigabit data access ports and four fixed 1G uplinks with Network Advantage. The fixed C9200L platform uses StackWise-80 and field-replaceable power supplies, not the compact family’s fixed internal supply design.US$ 1,032.00
Condition: New Factory Sealed
C9200L-48P-4X-A is the Network Advantage configuration with 48 Gigabit PoE+ ports and four fixed 1/10G uplinks. Cisco lists 176 Gbps standalone capacity and 130.95 Mpps forwarding at 64-byte packets.US$ 2,800.00