Product Type | RAID Controller |
Form Factor | Low-profile PCI Express card |
Interface | PCI Express 2.0 x8 |
RAID Levels Supported | 0, 1, 5, 6, 10, 50, JBOD |
Supported Drive Types | SAS, SATA |
Max Drive Channels | 8 |
Internal or External Ports | External |
Data Transfer Rate | 6 Gb/s per port |
Cache Memory | 512MB DDR3 |
Battery Backup Unit Support | Yes (optional) |
Operating System Compatibility | Windows, Linux, macOS |
RoHS Compliance | Yes |
HighPoint RR4520SGL PCIe 2.0 x8 8-Channel 6Gb/s SAS/SATA RAID Controller





Key Benefits

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- Flexible RAID level support enables tailored performance and redundancy solutions.
- Cross-platform OS compatibility makes integration with diverse systems seamless.
- Multiple RAID management interfaces enhance administrative control and deployment efficiency.
Product Overview
The HighPoint RR4520SGL is a high-performance RAID controller with PCIe 2.0 x8 interface and dual SFF-8088 Mini-SAS ports supporting 8-channel connectivity. It enables 6Gb/s SAS/SATA data throughput and covers a wide range of RAID levels including 0, 1, 5, 6, 10, 50, and JBOD. Operating system support spans Windows, Linux, and macOS, with flexible RAID management interfaces like WebGUI, CLI, BIOS, and UEFI. Although not TAA compliant, this controller is manufactured in China and ideally suited for scalable and secure storage systems in enterprise environments.
Specifications
Product Overview
Cloud Management & Licensing
Management Interface Options | WebGUI, CLI, BIOS utility, UEFI support |
RAID Management Software | HighPoint WebGUI and CLI Tools |
Email Notification | Yes |
SMART Monitoring | Yes |
Online Capacity Expansion (OCE) | Yes |
Online RAID Level Migration (ORLM) | Yes |
Physical & Environmental
Card Dimensions | 6.6 x 2.7 inches (167.6 x 68.6 mm) |
Operating Temperature | 5°C to 60°C (41°F to 140°F) |
Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
Relative Humidity (Operating) | 10% to 85% non-condensing |
Relative Humidity (Storage) | 5% to 90% non-condensing |
Power Consumption | Less than 10W |
Interfaces
Port Type | Mini-SAS (SFF-8088) |
Number of Ports | 2 |
Host Interface | PCIe 2.0 x8 |
Drive Interface | SAS/SATA 6Gb/s |
Max Devices Supported | 128 via SAS expanders |
Multi-lane Aggregation | Yes |
Advanced Security Features
Drive Failure Notification | Yes (LED/Email) |
Redundant Array Support | Yes |
Hot Spare Support | Yes |
Drive Roaming | Yes |
Auto-Rebuild | Yes |
Compliance & Origin
Country of Origin | China |
TAA Compliant | No |
Certifications | FCC, CE, RoHS |