The new 4U JBOD extreme capacity storage chassis (SC946ED-R2KJBOD) supports up to 90x 3.5″/2.5″ 8TB HDDs for 720TB of SAS3, 12Gb/s performance in an easily serviceable tool-less top-load hot-swap architecture. Chassis features double-slide rails with rear cable management arm for easy access to entire storage bay. HDD trays incorporate HDD LED indicator and tool-less lock/release clip. Dual hot-swap expander modules featuring 4x Mini-SAS HD ports maximize throughput and failover redundancy for media streaming, nearline and archive storage applications. System is easily managed via 2x IPMI port with SNMP for Remote System Power on/off and system monitoring. Supports up to 4 hosts HDD Zoning, independent power cycling of individual HDDs. Green Computing features include advanced cooling via 5x 80mm high speed, low vibration, hot-swappable fans and redundant hot-swap 1000W (2+2) Titanium Level high-efficiency (96%) digital power supplies. Optimized for OpenCloud, OpenStack, High Density Archiving Storage, 4K/8K Raw Media Archive, Streaming Storage, Cloud Backup, Data Replication, Compliance Storage, Video streaming / Surveillance.