WEB LINK: https://www.sonicinformed.co.za/catalogue/automation-intelligent-systems-industrial-computer-chassis-rackmount-chassis-4u-rackmount-chassis/acp-4320mb-00xe;

ADVANTECH ACP-4320MB4U RACKMOUNT ATX CHASSIS WITH DUAL SAS/SATA HOT-SWAP HDD TRAYS

Features:
-Supports either an ATX motherboard or a PICMG backplane with up to 15 slots
-Support dual SAS/SATA hot-swap HDD trays
-LED indicators and alarm notification for system fault detection
-Low noise system fans
-Built-in Intelligent System Module enabling whole system fan control and remote manageability

Specifications:
-Dimensions (W x H x D): 482 x 177 x 479 mm (19" x 7" x 18.9")
-Weight: 17.6g (38.7 lb)

Environment:
-Operational Temperature: 0 ~ 40° C (32 ~ 104° F)
-Non-Operational Temperature: 20 ~ 60° C (-4 ~ 140° F)
-Front I/O Interface: USB x 2
-Disk Drive Bay: 5.25"
-23.5": 2 SAS/SATA Trays +1 (mobile trays compatible with 2.5" HDD/SSD)

Cooling:
-Fans: 1 x 12 cm , 1 x 6 cm
-Air Filter: Yes

Miscellaneous:
-LED Indicators: Power, HDD, temperature, Fan, LAN1 and LAN2