Option 81Y6657 upgrades models with four hot-swap HDD bays to eight hot-swap HDD bays. Model A2x requires H1110 to be replaced by M1115 or M5110 to support eight HDDs. An optical drive can be installed internally when this option is used.
Type: Bezel panel
Number of hard drives supported: 4
Hard drive interface: Serial ATA Serial Attached SCSI SAS
Compatible products: IBM System x3550 M4