Bulk Buyer • Old & Obsolete Cisco • We Handle Logistics

Sell Your Used WS-X4148-RJ21

Old, obsolete, low or no value — we buy the Cisco WS-X4148-RJ21 (Catalyst 4500 10/100 Module, 48-Ports Telco (4xRJ21)) in bulk, working or not, and handle the logistics. No testing, no boxing, no cherry picking. The problem disappears.

Get an Offer

WS-X4148-RJ21 Lifecycle and Specs

Cisco support for the WS-X4148-RJ21 ended on July 31, 2015. 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	WS-X4148-RJ21
Cisco description	Catalyst 4500 10/100 Module, 48-Ports Telco (4xRJ21)
Product family	Cisco Catalyst 4000 / 4500
End-of-life announced	January 30, 2010
End of sale	July 31, 2010
Last date of support	July 31, 2015
Cisco replacement	WS-X4148-RJ — Catalyst 4500 10/100 Auto Module, 48-Ports (RJ-45)

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

Upgrading to the WS-X4148-RJ?

Cisco lists the WS-X4148-RJ (Catalyst 4500 10/100 Auto Module, 48-Ports (RJ-45)) as the replacement for the WS-X4148-RJ21. If you are migrating, send us the WS-X4148-RJ21 cards coming out of your chassis. We buy the whole lot, working or not.

Why Sell Your WS-X4148-RJ21 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 WS-X4148-RJ21

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

Other Cisco Catalyst 4000 / 4500 Parts We Buy

WS-X4013+ Catalyst 4500 Supervisor II-Plus (IOS), 2GE, Console (RJ-45)
WS-X4013+10GE Catalyst 4500 Sup II+10GE, 2x10GE (X2) and 4x1GE (SFP)
WS-X4013+TS Catalyst 4503 Supervisor II-Plus-TS, 12 10/100/1000 PoE + 8 SFP slots
WS-X4124-FX-MT Catalyst 4500 FE Switching Module, 24-100FX (MTRJ)
WS-X4124-RJ45 Catalyst 4500 10/100 Module, 24-Ports (RJ45)
WS-X4148-FE-BD-LC Catalyst 4500 FE Module, 48-Port BX-D (LC) (1550)
WS-X4148-FE-LX-MT Catalyst 4500 FE module, 48-port 100LX SMF (MTRJ)
WS-X4148-FX-MT Catalyst 4500 FE Switching Module, 48-100FX MMF (MTRJ)
WS-X4148-RJ45V Catalyst 4500 prestandard PoE 10/100, 48-Ports (RJ45)
WS-X4224-RJ45V Catalyst 4500 10/100 PoE 802.3af 24-ports (RJ45)
WS-X4232-GB-RJ Catalyst 4500 32-10/100 (RJ-45), 2-GE (GBIC)
WS-X4248-FE-SFP Catalyst 4500 48-Port 100BASE-X (SFPs Optional)

All Cisco Catalyst 4000 / 4500 part numbers →