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IBM 20-00000843-00-05RA Lenovo Controller Module Sas Fru GA3 GALX3 12GB/S 4-PORT 01DC509

20-00000843-00-05ra Ibm Lenovo Ga3 Galx3 Disk Controller Module 12gb/s 4-port Sas Fru 01dc509

( Brand: Ibm ), ( Manufacturer Part Number: 20-00000843-00-05RA ), ( Part Type: Disk Controller Module ), ( Compatible Brand: For Ibm ), ( Connectors: 20 4 Pin ), ( Unit Type: Unit ), ( Network Ports: Sas ), ( Country Of Origin: China ), ( Product Line: Ga3 )

Review IBM Lenovo Ga3 Galx3 Disk Controller Module 12gb/s 4-port Sas Fru

The **IBM 20-00000843-00-05RA Lenovo GA3/GALX3 SAS Controller Module** is a high-performance, enterprise-grade storage expansion solution designed to deliver robust data management and connectivity for advanced server environments. Part of Lenovo s **GA3 (Gen3) and GALX3 (Gen4) server series**, this **4-port SAS (Serial-Attached SCSI) FRU (Field Replaceable Unit)** module operates at an impressive **12 Gb/s data transfer rate**, ensuring lightning-fast read/write speeds and near-instantaneous data access critical for modern workloads. Engineered with reliability in mind, this controller leverages **IBM s proven SAS architecture**, providing seamless integration with high-capacity storage arrays, SSDs, and HDDs while maintaining exceptional stability and fault tolerance. The module features **four independent SAS ports**, enabling scalable storage configurations with support for **hot-swappable drives**, minimizing downtime during maintenance or upgrades. Built with **enterprise-grade components**, it includes advanced error correction, data integrity checks, and low-latency processing, making it ideal for mission-critical applications such as virtualization, database management, and high-performance computing. The **FRU designation (01DC509)** ensures compatibility with Lenovo s modular server designs, allowing for easy replacement without disrupting system operations. Whether deployed in data centers, cloud infrastructure, or high-availability clusters, this controller module delivers uncompromising performance, scalability, and durability, making it a cornerstone for next-generation storage solutions.

### **Analysis of IBM 20-00000843-00-05RA (Lenovo GA3/GALX3 SAS Controller Module, 12Gb/s, 4-Port SAS FRU 01DC509)**

#### **Pros**

1. **Compatibility with IBM/Lenovo Enterprise Systems**

- Designed specifically for IBM Storwize (GA3/GALX3) and Lenovo enterprise storage arrays, ensuring seamless integration without compatibility issues.

- Supports IBM s proprietary firmware and management interfaces, which may be necessary for enterprise environments relying on IBM s ecosystem.

2. **High-Speed SAS Connectivity (12Gb/s)**

- Provides faster data transfer rates compared to older 6Gb/s SAS controllers, improving I/O performance for storage-intensive workloads.

- Supports modern high-capacity drives (e.g., 15K RPM, 7.2K RPM, and SSDs) with reduced latency.

3. **Reliability and Enterprise-Grade Build**

- Part of IBM/Lenovo s enterprise storage lineup, which typically includes robust error correction, redundancy, and long-term support.

- FRU (Field Replaceable Unit) design allows for easy replacement without disrupting the entire system.

4. **Backward and Forward Compatibility**

- Supports both older 6Gb/s and newer 12Gb/s SAS drives, offering flexibility in drive upgrades.

- Compatible with IBM s storage software (e.g., Storwize V7000, V7000 Unified, or GALX3) for advanced features like thin provisioning, snapshots, and replication.

5. **Warranty and Support**

- IBM/Lenovo typically offers extended warranties and technical support for enterprise hardware, reducing downtime risks.

- Part of a validated ecosystem, reducing the likelihood of compatibility or driver issues.

6. **Scalability**

- The 4-port SAS design allows for expansion in storage configurations, supporting multiple drives or external enclosures.

- Suitable for mid-range enterprise storage solutions where performance and reliability are critical.

---

#### **Cons**

1. **Limited to IBM/Lenovo Ecosystem**

- Not compatible with non-IBM/Lenovo storage arrays (e.g., Dell EMC, NetApp, or HPE), which may restrict flexibility if migrating to a different vendor.

- Requires IBM/Lenovo-specific firmware and management tools, which may not be as open or customizable as third-party alternatives.

2. **Potential Obsolescence**

- The GA3/GALX3 series is part of IBM s older enterprise storage line (discontinued in favor of newer platforms like IBM Spectrum Virtualize or Lenovo ThinkSystem storage). Future firmware updates or support may be limited.

- 12Gb/s SAS is becoming less common in newer enterprise storage, with NVMe and higher-speed interfaces (e.g., 16Gb/s SAS, PCIe 4.0/NVMe) gaining traction.

3. **Cost Considerations**

- Priced at a premium compared to generic SAS HBA cards or newer enterprise controllers (e.g., LSI 9750-8i, Broadcom 9405-8i).

- May require purchasing through IBM/Lenovo channels, which could involve higher resale or refurbished costs.

4. **Firmware and Driver Dependencies**

- Relies on IBM s proprietary firmware, which may not be as widely documented or supported as open-source alternatives (e.g., Linux kernel drivers for LSI cards).

- Upgrading firmware could require specialized knowledge or IBM support.

5. **Physical and Logistical Constraints**

- FRU design means it must fit into the specific slot of the GA3/GALX3 chassis; mismatched form factors could cause compatibility issues.

- Shipping and handling may be more complex due to its enterprise-grade packaging and weight.

6. **Limited Port Density**

- Only 4 SAS ports may be insufficient for very large-scale storage configurations requiring higher port counts (e.g., 8 ports). Upscaling would require additional controllers or expansion modules.

---

### **Conclusion**

The **IBM 20-00000843-00-05RA (Lenovo GA3/GALX3 12Gb/s 4-Port SAS Controller)** is a **specialized, enterprise-grade component** ideal for users deeply embedded in IBM/Lenovo storage environments. It excels in **reliability, compatibility, and performance** for mid-range storage arrays but is **not a versatile or future-proof choice** for broader IT ecosystems. Its strengths lie in **seamless integration with IBM systems**, **high-speed SAS connectivity**, and **enterprise support**, while its weaknesses include **vendor lock-in, potential obsolescence, and higher costs**.

---

### **Recommendation**

- **Buy if:**

- You are maintaining or upgrading an **IBM Storwize GA3/GALX3 array** and need a replacement controller.

- Your environment relies on **IBM/Lenovo storage software** (e.g., Storwize V7000, Spectrum Virtualize) and requires **enterprise-grade reliability**.

- You prioritize **12Gb/s SAS performance** for existing workloads and have no plans to migrate to newer storage platforms.

- You can source the part **authenticated (new/refurbished from IBM/Lenovo)** to avoid counterfeit or incompatible units.

- **Avoid if:**

- You are **not using IBM/Lenovo storage** and need a **vendor-neutral** solution (e.g., LSI 9750-8i, Dell H200, or Broadcom 9405-8i).

- You anticipate **moving to newer storage architectures** (e.g., NVMe, 16Gb/s SAS, or hyperconverged systems) in the near future.

- You are on a **tight budget** and can find **equivalent or better-performing alternatives** (e.g., used LSI SAS cards) at a lower cost.

- You require **higher port density** (e.g., 8 ports) or **PCIe/NVMe support** for modern workloads.

- **Alternatives to Consider:**

- **LSI 9750-8i (SAS 12Gb/s, 8-port, PCIe 3.0 x8):** More flexible, widely supported, and often cheaper.

- **Broadcom 9405-8i (SAS 12Gb/s, 8-port, PCIe 3.0 x8):** Similar performance with broader compatibility.

- **Dell H200 (SAS 6Gb/s, 8-port, PCIe 2.0 x8):** Budget-friendly for legacy systems.

- **NVMe SSDs with PCIe 4.0 controllers (e.g., LSI 9700-8i):** For future-proofing with high-speed storage.

For most **non-IBM environments**, a **LSI or Broadcom SAS HBA** would be a more practical and cost-effective choice. However, if you are **locked into IBM/Lenovo storage**, this controller is a **solid, reliable option** for its intended use case. Always verify **authenticity** (especially when buying used/refurbished) and **compatibility** with your specific model before purchasing.

Details:

Cosmetic condition: Great - Minor wear and tear around the unit. Whats Included: Lenovo IBM Ga3 GaLX3 Disk Controller Module 12Gb/s 4-Port SAS FRU 01DC509, Functionality: Removed from a working environment.

part #: 20000008430005ra price

  • $895.00

specifications diskcontrolle:

  • brand: Ibm
  • mpn: 20-00000843-00-05ra
  • part type: Disk Controller Module
  • compatible brand: For Ibm
  • connectors: 20 4 Pin
  • unit type: Unit
  • network ports: Sas
  • country of origin: China
  • product line: Ga3

offer diskcontrolle:

  • started: June 6, 2026
  • quantity: 1
  • options: Ship-to-home
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  • availability: In Stock

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  • Enterprise Networking, Servers > Server Components > Disk Controllers/RAID Cards
part type: disk controller module, compatible brand: for ibm, connectors: 20 4 pin, unit type: unit, network ports: sas, country of origin: china, product line: ga3,
category: computers > enterprise networking, servers > server components > disk controllers/raid cards, sku: 8893118669230893,
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