|Two types of controller modules:
Dual controller configuration only. Both controllers in the system must be of the same type.
|Controller memory||16 GB per system (8 GB per controller module). Battery-free cache protection with flash memory and supercapacitors. Low latency cache mirroring protection for dual controller configurations.|
|Drive bays||Up to 96 SFF drive bays per storage system:
Up to 48 LFF drive bays per storage system:
Intermix of SFF and LFF enclosures is supported.
|Cooling||Redundant cooling with two fans built into power and cooling modules (PCMs).|
|Power supply||Two redundant hot-swap 580 W AC power supplies built into PCMs.|
|Hot-swap parts||Controller modules, expansion modules, SFP/SFP+ transceivers, drives, PCMs.|
|Management interfaces||1 GbE port (UTP, RJ-45) and serial port (Mini-USB) on the controller modules.
Web-based interface (WBI); Telnet, SSH, or Direct Connect USB CLI; SNMP and email notifications; optional Lenovo XClarity.
|Warranty||Three-year customer-replaceable unit and onsite limited warranty with 9×5 next business day response. Optional warranty service upgrades are available through Lenovo: Technician Installed Parts, 24×7 coverage, 2-hour or 4-hour response time, 6-hour or 24-hour committed repair, 1-year or 2-year warranty extensions, YourDrive YourData, installation services.|