Best Choice for PCI video capture card surveillance system & SSI CEB M/B industrial PC application Optional 3-4 or 3-5 storage kit for hot swap HDD enclosure module (SAS/SATA interface) Excellent thermal performance with 12 cm x 2 at the front and 8 cm fan x 2 at the rear Easy detachable rear fan for easy maintenance Lockable front panel design Compatible with most OTS sliding rail Equipped with dual USB connection at the front for easy access Available for standard PS/2 and Mini-Red. PSU 7 slots back window The best choice for surveillance system ( PCI video capture card ) 4U industrial PC chassis (supporting up to SSI CEB form factor) General purpose server / front-end server