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Dell Mainframe Disk Library (MDL) — End-of-Life & EOSL Dates

PAST VENDOR SUPPORTDell ended support in June 2017.

Dell Mainframe Disk Library (MDL) — data protection. End-of-sale (Dell EOL) and end-of-standard-support (EOSS) dates from Dell’s published End-of-Life list (Dell KB 000185734).

Every tracked Dell Mainframe Disk Library (MDL) SKU group is past Dell end of service life (last group Jun 2017). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure.

End of sale

Jul 2007 – Jun 2017

Last date of support

Jul 2012 – Jun 2017

Part numbers

67

Dell End-of-Life list ↗verified Jul 2026
Check your part numbers in bulk

169

months past last support

Support Runway Score10/100 · Little or no runway
Why this score
  • Past end of service life — 169 months ago
  • Vendor-published date, source-linked
  • Category: data protection

Support-lifecycle timing and source confidence only. Higher means more runway. It is not a risk, safety or compliance rating. How it is calculated

Figure 1. Dell issues no software maintenance and no security fixes for this product. Third-party maintenance, spares or replacement are the paths from here. EOSL.ai sells none of them and takes no placement fee.

Part numbers in this family

Dates vary across 8 groups in this family, so every row carries its own. Find your exact part before you plan.

Part numberDescriptionEnd of saleLast supportStatus
MAS-SEMainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
MAS-S4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
MAS-MEMainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
MAS-M4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
MAS-E4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-4000-S4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-4000-M4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-4000-E4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-200-S4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-200-M4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
J-MDL-200-E4Mainframe Disk Library (MDL) data protectionJul 2007Jul 2012Past support
MAS-E5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2012Past support
MAS-S5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
MAS-M5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-4000-S5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-4000-M5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-4000-E5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-200-S5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-200RF-S5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-200-M5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
J-MDL-200-E5Mainframe Disk Library (MDL) data protectionAug 2008Aug 2013Past support
MDL-1000-S6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
MDL-1000-M6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-4000-S6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-200-S6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-2000-S6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-2000-M6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-2000-E6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-100S-S6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-100S-E6Mainframe Disk Library (MDL) data protectionFeb 2010Feb 2015Past support
J-MDL-6000-S10Mainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-6000-SMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-100V-SMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-100V-MMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-100V-EMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-100U-SMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
J-MDL-100U-MMainframe Disk Library (MDL) data protectionDec 2010Dec 2015Past support
MDL-1000-SCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-SMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-MCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-MMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-ECMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-EMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-SSANMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-SCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-S10Mainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-SMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-MSANMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-MCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-M10Mainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-MMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-ECMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-4000-EMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-2000-SCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-2000-MCMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-2000-ECMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-2000-EMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-100S-SMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-100S-MMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
J-MDL-100S-EMainframe Disk Library (MDL) data protectionDec 2011Dec 2016Past support
MDL-1000-SDMainframe Disk Library (MDL) data protectionApr 2012Apr 2017Past support
MDL-1000-MDMainframe Disk Library (MDL) data protectionApr 2012Apr 2017Past support
MDL-1000-EDMainframe Disk Library (MDL) data protectionApr 2012Apr 2017Past support
J-MDL-2000-SDMainframe Disk Library (MDL) data protectionApr 2012Apr 2017Past support
J-MDL-2000-MDMainframe Disk Library (MDL) data protectionApr 2012Apr 2017Past support
J-MDL-2000-SMainframe Disk Library (MDL) data protectionJun 2017Jun 2017Past support
J-MDL-2000-MMainframe Disk Library (MDL) data protectionJun 2017Jun 2017Past support
Dell End-of-Life list ↗verified Jul 2026

Options from here

The Dell Mainframe Disk Library (MDL) is past Dell end of service life. These are the paths teams take from here:

Third-party maintenance

Keep it in production past the OEM cutoff with an independent maintainer.

Pre-stock spares

Buy spares now, while units still circulate on the secondary market.

Plan replacement

It is unsupported today. Set a migration timeline and budget.

Run to failure

Low-criticality role: document the risk, harden backups, retire on your terms.

Check your exact part numbers Weigh your support options

Independent and informational. EOSL.ai sells no hardware and no maintenance, and lists no paid placements. Third-party maintenance keeps unsupported gear in production past the OEM cutoff; whether it fits depends on the role the asset plays.

Dell Mainframe Disk Library (MDL) — questions

Is the Dell Mainframe Disk Library (MDL) end of life?

Yes. Every tracked Mainframe Disk Library (MDL) SKU group is past its last date of support.

What is the last date of support for the Mainframe Disk Library (MDL)?

Last dates of support across Mainframe Disk Library (MDL) SKU groups range from Jul 2012 to Jun 2017.

Where do these Mainframe Disk Library (MDL) dates come from?

Every end-of-sale and end-of-service-life date on this page links to the official Dell End-of-Life list it was taken from.

On the same timetable

Related Everything reaching EOSL in 2012 (18)Everything reaching EOSL in 2013 (17)Everything reaching EOSL in 2015 (35)Everything reaching EOSL in 2016 (69)Everything reaching EOSL in 2017 (82)Dell already unsupported (73)
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Dell Mainframe Disk Library (MDL) EOL / EOSL status
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