Bulk Buyer • Old & Obsolete Cisco • We Handle Logistics

Sell Your Used SISR4451XUK9-39S

Old, obsolete, low or no value — we buy the Cisco SISR4451XUK9-39S (Cisco ISR 4451-X IOS XE UNIVERSAL) in bulk, working or not, and handle the logistics. No testing, no boxing, no cherry picking. The problem disappears.

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SISR4451XUK9-39S Lifecycle and Specs

Cisco support for the SISR4451XUK9-39S ended on October 31, 2025. Hardware past its last date of support can no longer be covered by a Cisco service contract, which is usually when organizations retire it.

Part number	SISR4451XUK9-39S
Cisco description	Cisco ISR 4451-X IOS XE UNIVERSAL
Product family	Cisco ASR 1000
End-of-life announced	April 30, 2020
End of sale	October 29, 2020
Last date of support	October 31, 2025

Dates and descriptions from Cisco’s end-of-sale and end-of-life announcement.

Why Sell Your SISR4451XUK9-39S to Us

We make the problem disappear — we handle the logistics
We buy in bulk — no cherry picking
Old, obsolete, low or no value — working or not
No special prep — just stack in gaylords/pallets
Fast payments — clear terms and quick POs

Get an Offer for Your SISR4451XUK9-39S

Paste your list or upload a file. Part numbers and quantities are all we need to start.

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ASR1000-ESP10-CB ASR1000 Embedded Services Processor, 10G, China Special
ASR1000-ESP10-N Cisco ASR1K Embedded Services Processor, 10G, Non Crypto
ASR1000-ESP100 Cisco ASR 1000 Embedded Services Processor, 100 Gb
ASR1000-ESP100-X Cisco ASR 1000 Embedded Services Processor, 100 Gb
ASR1000-ESP20 Cisco ASR1000 Embedded Services Processor, 20G
ASR1000-ESP20-CB ASR1000 Embedded Services Processor, 20G, China Special
ASR1000-ESP200 Cisco ASR 1000 Embedded Services Processor, 200 Gb
ASR1000-ESP200-X Cisco ASR 1000 Embedded Services Processor, 200 Gb

All Cisco ASR 1000 part numbers →