The S618 SFF desktop case uses an SFX PSU and supports Micro-ATX and Mini-ITX motherboards. With a USB 3.2 Gen2 Type-C high-speed port and a 9.5mm slim ODD, it is the high-spec, premium commercial choice in the S60 series.

• Rugged SFF Platform: 0.5mm SPCC/SGCC steel, ABS front panel and top with a left metal side cover, SFX PSU, and Micro-ATX/Mini-ITX support; a compact, solid 365×100×295mm chassis.
• Storage and ODD: One external 9.5mm slim ODD bay, with internal 3×SSD or 2×SSD + 1×3.5-inch HDD support for a slim, efficient, and flexible build.
• Front I/O: Power + reset dual buttons, two USB 2.0 Type-A, two USB 3.2 Gen1 Type-A, one USB 3.2 Gen2 Type-C, and HD audio (SPK+MIC), with an optional card reader—leading-edge connectivity.
• Cooling and Expansion: One preinstalled 80mm top fan with an optional 60mm bottom fan; four Low Profile slots support semi-high graphics cards up to 210mm and CPU coolers up to 80mm.
• Security and Accessories: Kensington slot and padlock loop with an optional chassis intrusion switch; foot stands included, internal speaker optional, and OEM customization supported.