Fractal Design Define R4. Power supply location: bottom. Front fans installed: 1x 140 mm, Front fans diameters supported: 120, 140 mm, Side fans diameters supported: 140 mm. Width: 232 mm, Depth: 464 mm, Height: 523 mm. Packaging depth: 610 mm, Packaging height: 535 mm, Packaging width: 320 mm