Supermicro CSE-846BA-R920B is a high-capacity 4U rackmount or tower server chassis designed for enterprise storage and data center environments. It features a 920W redundant 80 Plus Platinum certified power supply with PMBus and I2C support, ensuring high efficiency and reliability. The chassis supports single or dual Intel and AMD processors with motherboard sizes up to 13.68" x 13". It includes 24x 3.5-inch hot-swap SAS/SATA drive bays with SES2 dual-channel direct-attached backplane, and optional support for 2x rear 2.5-inch hot-swap SAS drives. With robust airflow, air shroud, and included rails kit, this chassis is ideal for high-density storage, virtualization, and enterprise server deployments.