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SX350X-12-K9-UK
Cisco SX350X-12-K9-UK 350X 10-Port 10 Gigabit Ethernet Switc...
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SX350X-12-K9-UK is a discontinued 12-port 10GBase-T managed switch within the Cisco 350X Series Stackable Managed Switches. The discontinued SX350X-24-K9-UK increases the total connection count to 24. For an existing installation, distinguish a maintenance spare purchase from a new equipment standard before selecting the quantity and condition.
SX350X-12-K9-UK price for new stock is is available on request. Get immediate quote. SX350X-12-K9-UK refurb price is $1,643.25.
Request bulk order quote for SX350X-12-K9-UK for additional pricing. Browse the full Cisco SX350X Switches series or explore all Cisco products.
240 Gbps switching capacity and 178.56 Mpps forwarding rate define Ethernet traffic-handling capacity. SX350X-12-K9-UK supports static routing, corresponding to Layer 2+ functionality rather than dynamic-routing access switching.
ORM offers SX350X-12-K9-UK new sealed or certified refurbished, with up to 3-year extended warranty for new units and up to 1 year for certified refurbished units. Refurbished units are inspected and bench-tested for power-on and POST, every port linking at rated speed, clean boot and optics bay recognition. Cisco's limited lifetime hardware warranty remains subject to eligibility and the July 31, 2027 support cutoff; ORM provides 30-day returns on every condition, terms apply. Specify condition, quantity and required accessories on the PO; enterprise and volume orders can use PO acceptance, Net-30 for government, and RMA with advance replacement across UK, EU, US and MEA operations.
| Key Specs | Key Spec Values |
|---|---|
Port Configuration | 10 x 10G copper / 2 x 10G copper/SFP+ combo |
Stacking | Hardware stacking, four members |
Max Power Draw | 64.1W |
Cooling | 2 fans |
Lifecycle Status | End of sale July 30, 2022 |
Replacement PID | C1300-12XT-2X |
An installed network using SG350XG-2F10-K9-UK may require a maintenance spare rather than a redesign. SX350X-12-K9-UK was its named migration model. Before the PO, confirm the intended role is maintaining existing equipment and record the replacement quantity, condition and acceptance requirements.
Lab staging purchases need a clean starting point rather than an inherited configuration. Certified refurbished managed units have firmware verified and configuration wiped to factory default. Specify the staging quantity, condition and acceptance checks on the PO before allocating equipment to production.
Endpoint power over Ethernet
SX350X-12-K9-UK supplies no PoE. Specify separate endpoint power; do not select this model when Ethernet connections must also power attached devices.
Ongoing Cisco software maintenance
Software maintenance ended July 30, 2023. SX350X-12-K9-UK cannot meet an ongoing firmware-maintenance requirement; the forward migration chain ends at C1300-12XT-2X.
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| SX350X-12-K9-UK |  SX350X-12-K9-NA |  SX350X-24-K9-EU |  SX350X-24-K9-UK |  SX350X-08-K9-EU | |
|---|---|---|---|---|---|
| Depth | 203 mm | 203 mm | 350 mm | 350 mm | 203 mm |
| Ethernet Technology | 10 Gigabit Ethernet | 10 Gigabit Ethernet | 10 Gigabit Ethernet | 10 Gigabit Ethernet | 10 Gigabit Ethernet |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-Mount 1U | Rack-Mount 1U | Rack-Mount 1U | Rack-Mount 1U | Rack-Mount 1U |
| Height | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm |
| Manufacturer Part Number | SX350X-12-K9-UK | SX350X-12-K9-NA | SX350X-24-K9-EU | SX350X-24-K9-UK | SX350X-08-K9-EU |
| Memory | 512 MB | 512 MB | 512 MB | 512 MB | 512 MB |
| Power Consumption | 64.1W | 64.1W | 124.5W | 124.5W | 50.3W |
| Switching Capacity | 240 Gbps | 240 Gbps | 480 Gbps | 480 Gbps | 160 Gbps |
| Weight | 2.93 kg | 2.93 kg | 5.1 kg | 5.1 kg | 2.98 kg |
| Width | 440 mm | 440 mm | 440 mm | 440 mm | 440 mm |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
SX350X identifies the 350X 10 Gigabit models, 12 identifies the total port configuration, and UK identifies the regional ordering variant. The complete SX350X-12-K9-UK configuration includes shared copper/fiber connections.
Cisco 350X switches support HTTP/HTTPS web management, console and SSH/Telnet CLI, SNMP, Smart Network Application, FindIT Network Manager and Active Advisor. Select the intended administration method before staging.
SX350X-12-K9-UK is discontinued: end of sale was July 30, 2022, and the last date of Cisco support is July 31, 2027. Support eligibility remains subject to the applicable entitlement.
SX350X-12-K9-UK is offered new sealed or certified refurbished, with ORM coverage up to 3-year extended for new units and up to 1 year for refurbished units. Returns are 30 days on either condition, terms apply. Cisco's limited lifetime hardware warranty is subject to eligibility and the July 31, 2027 support cutoff.
SX350X-12-K9-UK was the replacement for SG350XG-2F10-K9-UK. Both belong to an older equipment lifecycle, so a spare purchase should be distinguished from adopting a current switch standard.
No, Cisco software maintenance for SX350X-12-K9-UK ended July 30, 2023. The later July 31, 2027 hardware-support deadline does not extend the software-maintenance milestone.
SX350X-24-K9-UK has 24 total 10G connections, compared with 12 on SX350X-12-K9-UK. Both are discontinued; the former addresses higher connection density, while the latter addresses a smaller installed configuration.
C1300-12XT-2X provides 12 copper 10G connections plus two SFP+ connections, whereas SX350X-12-K9-UK shares two copper connections with SFP+ cages. The former suits a new equipment standard; the latter suits maintaining an existing installation.
No, complimentary warranty phone support for SX350X-12-K9-UK ended July 30, 2023. Paid support may depend on availability and entitlement; all applicable Cisco service ends July 31, 2027.
Cisco 350X hardware stacking supports four members under one management IP address. Specify the member quantity and interconnect requirements before placing the order.
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