This listing is for a Supermicro BPN-SAS-846A (SAS846A) 4U Direct Attached Backplane, a high-quality enterprise storage backplane designed for Supermicro SC846 chassis systems.

This backplane is built to support up to 24 hot-swap 3.5” SAS/SATA drives, making it an excellent choice for server storage expansion, NAS builds, and enterprise-grade data environments. It provides reliable direct-attached connectivity using iPass (Mini-SAS) interfaces, ensuring stable and efficient data transfer across all connected drives.

Designed for 4U rackmount systems, the BPN-SAS-846A is widely used in data centers and homelab server setups due to its durability, scalability, and compatibility with Supermicro chassis platforms.

Specifications:

• Model: Supermicro BPN-SAS-846A / SAS846A
• Form Factor: 4U Server Backplane
• Drive Support: Up to 24 x 3.5” SAS / SATA drives
• Interface: iPass / Mini-SAS (SFF-8087 connections)
• Compatibility: Supermicro SC846 series chassis
• Type: Direct Attached Backplane
• Condition: Used (Pulled from working environment, if applicable)

Features:

• Supports up to 24 enterprise-grade hard drives
• Reliable direct-attached design for stable storage performance
• Compatible with both SAS and SATA drives
• Ideal for NAS, storage servers, and data center deployments
• Built for 24/7 continuous enterprise operation
• Strong Supermicro build quality for long-term durability