Hmm, was thinking there exists some cables who would do it, and I'm just to stupid to find them. But those prices are way to much.
I picked up an EMC VNX Disk Array-Erweiterung KTN-STL3 / 2x Controller 2x PSU for 30€ incl. shipping here:
Entdecken Sie EMC VNX Disk Array-Erweiterung KTN-STL3 / 2x Controller 2x PSU in der großen Auswahl bei eBay. Kostenlose Lieferung für viele Artikel!
www.ebay.de
Probably I will only use the backplane of it.
Thnx anyway.