316093-B21 | StorageWorks Director 2/140 – 2Gbps full duplex, 64-140 non-blocking ports, hot-plug power supplies, hot-plug fans, uses hot-plug small form factor pluggable (SFP) optical transceivers – 12U, 53.3cm (21.0in) form factor | HP StorageWorks EVA3000 60Hz | SWITCH |