Only certain external specs are different, including DC power changes, air filter, metal skin, rack-mount options. The systems employ the same enclosure and drive subsystem architecture. However, the A1000 incorporates an additional intelligent RAID controller. The heart of the Netra st A1000 system is the StorEdge A1000 controller module, an intelligent RAID controller. There are redundant power supplies and cooling units in the system, as well as backup batteries on the controller board.
Dual fan trays, each with two fans.
Fans speed up in response to higher temperatures. Three fans active out of four will cool the controller indefinitely. D1000 System Architecture Dual power supplies. Dual fan trays, each with two fans. Fans speed up in response to higher temperatures.