SilverStone RM53-502 5U Rackmount Server Chassis with Dual 5.25" Bays & 360mm Radiator Support, 140mm Rear Fan + 2x 80mm Included, USB-C + 2x USB 3.0 Front I/O, Black | SST-RM53-502

RM53-502 5U Rackmount Server Chassis with Dual 5.25" Bays & 360mm Radiator Support Specifications Chassis Form Factor 5U Motherboard Support SSI-EEB, SSI-CEB, Extended ATX, ATX, Micro-ATX, Mini-ITX Material Steel Drive Support (External) 5.25" ×2 (compatible with 2.5" ×4 or 3.5" ×2) Drive Support (Internal) 3.5" ×1 (compatible with 2.5" ×2); 3.5" ×2 (compatible with SFX PSU ×1); 2.5" ×5 (two expansion cards occupy the 8th slot position) Cooling System (Front) 120 mm ×3, 80 mm ×3 (2 × 80 mm fans included) Cooling System (Rear I/O) 120 mm ×1 / 140 mm ×1 (1 × 140 mm fan included) Cooling System (Rear Fan Cage) 80 mm ×2 Radiator Support (Front) 120 mm / 240 mm / 360 mm Radiator Support (Rear) 120 mm CPU Cooler Clearance Single CPU: 178 mm; Dual CPU: 101–178 mm Expansion Slots 8 Expansion Card Limit Length: 454 mm (without front fans/radiators) Width: 160 mm (with GPU holder), 185 mm (without GPU holder) Power Supply Support Primary PSU: PS2 (ATX) / Mini Redundant / 2U CRPS Redundant Secondary PSU: SFX (occupies 3.5" bracket) PSU Length Limit Primary: 190 mm (no limit if 3.5" cage removed); Secondary: 130 mm Front I/O Ports USB Type-C ×1, USB 3.0 ×2 LED Indicators Power Status ×1, HDD Activity ×1, LAN Activity ×2 Dimensions With rear fan cage: 440 × 220 × 530 mm (51.3 L) Without rear fan cage: 440 × 220 × 485 mm (46.95 L) Net Weight 11.47 kg