Bulk Buyer • Old & Obsolete Cisco • We Handle Logistics

Sell Your Used CRS-SFC400-B-U

Old, obsolete, low or no value — we buy the Cisco CRS-SFC400-B-U (CRS Fabric Chassis Fabric Cards 400G-B upgrade bundle) in bulk, working or not, and handle the logistics. No testing, no boxing, no cherry picking. The problem disappears.

Get an Offer

CRS-SFC400-B-U Lifecycle and Specs

Cisco support for the CRS-SFC400-B-U ended on March 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	CRS-SFC400-B-U
Cisco description	CRS Fabric Chassis Fabric Cards 400G-B upgrade bundle
Product family	Cisco CRS Carrier Routing System
End-of-life announced	September 2, 2019
End of sale	March 2, 2020
Last date of support	March 31, 2025
Cisco replacement	CRS-FCC-SFC400-U — CRS Fabric Chassis Fabric Cards 400G 8 Pack bundle

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

Upgrading to the CRS-FCC-SFC400-U?

Cisco lists the CRS-FCC-SFC400-U (CRS Fabric Chassis Fabric Cards 400G 8 Pack bundle) as the replacement for the CRS-SFC400-B-U. If you are migrating, send us the CRS-SFC400-B-U cards coming out of your chassis. We buy the whole lot, working or not.

Why Sell Your CRS-SFC400-B-U 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 CRS-SFC400-B-U

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

Other Cisco CRS Carrier Routing System Parts We Buy

1-100GE-DWDM/C Cisco CRS Series 1x100GE Integrated DWDM Interface Module
1-100GE-DWDM/C++ Cisco CRS Series 1x100GE Integrated DWDM Interface Module
100GE-DWDM-FP-PK 1-100GE Integrated DWDM Interface Module and FP Bundle
100GE-DWDM-LSP-PK 1x100GE Integrated DWDM Interface Module and LSP bundle
100GE-DWDM-MSC-PK 1-100GE Integrated DWDM Interface Module and MSC Bundle
100GE-FP140-BNDL Cisco CRS 100GE FP Bundle
100GE-FP400G-BUN Cisco CRS Series 4x100GE FP Bundle
100GE-MSC-BNDL Cisco CRS Series 100GE MSC Bundle
100GE-MSC400G-BUN Cisco CRS Series 4x100GE MSC Bundle
10GE-EMSE-140G Cisco CRS Series 14x10GE Ethernet MSE Bundle
10GE-EMSE-400G Cisco CRS Series 40x10GE Ethernet MSE Bundle
10GE-EMSE-OS-140G Cisco CRS Series 20x10GE Ethernet MSE Bundle

All Cisco CRS Carrier Routing System part numbers →