Dell KX00W Riser Board 2B, RSR2B, 2X8, FH R840

Overview

The Dell Riser Board model KX00W (also known as RSR2B, 2X8, FH R840) is a high-performance expansion platform designed to maximize the density and flexibility of your rack or tower server. Engineered for seamless integration with Dell PowerEdge systems, this riser board provides two full-height PCIe x8 slots in a compact form factor, allowing you to add critical network, storage or accelerator cards without compromising airflow or stability.

Key Features

• Dual PCI Express 3.0 x8 slots for high bandwidth connectivity
• Full-height, low-profile design compatible with standard Dell chassis
• Optimized trace layout to reduce signal loss and latency
• Robust gold-plated connectors for reliable long-term operation
• Easy installation with tool-free mounting brackets

Technical Specifications

• Model/Part Number: KX00W
• PCIe Generation: 3.0 (8 GT/s per lane)
• Number of Lanes per Slot: x8
• Form Factor: Full height, half depth
• Power Requirement: Draws power directly from the host backplane
• Operating Temperature Range: 0 to 55 degrees Celsius
• Compliance: RoHS and FCC Class B

Typical Applications

• Enterprise storage arrays requiring additional SAS or NVMe controllers
• High-speed networking cards such as 10 GbE, 25 GbE or Fibre Channel adapters
• GPU or FPGA accelerators for AI, machine learning and data analytics workloads
• Backup and disaster recovery solutions that need extra I/O bandwidth
• Custom server builds where space and performance are both critical factors

This Dell riser board delivers the reliability and performance expected from a leading OEM while giving IT professionals the flexibility to scale their infrastructure quickly. Whether you are expanding storage capacity, adding high-speed network interfaces, or deploying compute accelerators, the KX00W provides a solid foundation for future-proof server configurations.