The Define Nano S is a Mini-ITX case designed for compact builds with a focus on noise reduction. It supports ITX and Mini DTX motherboards and has dimensions of 203 x 330 x 400 mm. The case weighs 5 kg and features industrial sound-dampened steel side panels to minimize noise. It includes two 3.5" HDD/2.5" SSD bays and two dedicated 2.5" SSD mounts, providing flexible storage options. The case can accommodate GPUs up to 315 mm in length and CPU coolers up to 162 mm in height. It has two expansion slots. Front I/O includes two USB 3.0 ports, audio in/out, a power button with blue LED, HDD activity LED, and a reset button. Two fans are pre-installed: one 140 mm Dynamic GP14 (1000 RPM) and one 120 mm Dynamic GP12 (1200 RPM).

Specifications

Supported motherboard form factors	ITX, Mini DTX
Dimensions (HxWxD)	203 x 330 x 400
Weight	5 kg
Drive bays	2x 3.5" HDD/2.5" SSD, 2x 2.5" dedicated SSD
Expansion slots	2
Max GPU length	315 mm
Max CPU cooler height	162 mm
Front I/O	2x USB 3.0, Audio in/out, Power button with LED (blue), HDD activity LED (blue), Reset button
Pre-installed fans	1x 140 mm Dynamic GP14 (1000 RPM), 1x 120 mm Dynamic GP12 (1200 RPM)
Side panel material	Industrial sound-dampened steel