Lenovo Storage Backplanes & Interposer Boards in Bangladesh — Core Storage Connectivity Components
Lenovo Storage Backplanes & Interposer Boards are essential internal hardware modules that provide data and power connections between drives (HDDs/SSDs) and server storage controllers. These components play a vital role in connecting multiple storage devices to the server’s mainboard, enabling high-speed data transfer, drive scaling, and reliable storage operations for enterprise workloads.
Backplanes are typically found in server chassis drive bays, where they provide a bridge between individual drive trays and the storage controllers. Interposer boards are often used to adapt drive interfaces (e.g., SAS to NVMe) or to facilitate advanced storage configurations such as U.2 or NVMe SSD connectivity in Lenovo servers.
At Datacom Technologies BD, we supply 100% genuine Lenovo storage backplanes and interposer boards that are compatibility-verified for supported Lenovo servers.
Buy Lenovo Storage Backplanes & Interposer Boards in Bangladesh at Best Price
Datacom Technologies BD offers authentic Lenovo storage connectivity components with:
Verified compatibility with Lenovo ThinkSystem and System x servers
Competitive pricing in BDT
Local warranty and after-sales support
Tested enterprise-grade backplanes and interposers
Professional installation guidance
- Contact us for current stock and exact pricing.
Lenovo Storage Backplanes & Interposer Boards in Bangladesh (BD)
These components are widely used by:
Enterprise IT departments
Data center administrators
Cloud and virtualization environments
System integrators and MSPs
Telecom and ISP infrastructure teams
Corporate and financial IT systems
They enable organized drive connectivity, optimized data paths, and robust storage performance inside server chassis.
Popular Lenovo Storage Backplanes & Interposer Boards Models, Part Numbers & Server Compatibility at Datacom
Lenovo Storage Backplanes & Interposer Boards
Lenovo 2.5″ 8-Bay SAS/SATA Backplane (12Gbps)
Model / Part: 2.5″ 8-Bay SAS/SATA Backplane
FRU / Part Number: 01DL332
Description: Backplane board that supports eight 2.5″ hot-swap SAS/SATA drives at 12 Gbps.
Compatibility:
• ThinkSystem SR650 w/ 8 × 2.5″ bays
• ThinkSystem SR550 w/ 8 × 2.5″ backplaneUse Case: Provides reliable drive connectivity for mid-range 2U servers.
Notes: Works with SAS RAID controllers and direct-attach SAS configurations.
Lenovo 2.5″ 8-Bay NVMe Backplane (PCIe)
Model / Part: 2.5″ 8-Bay NVMe Backplane
FRU / Part Number: 01DL333
Description: Backplane optimized for eight U.2 NVMe SSDs supporting PCIe 3.0/4.0 lanes.
Compatibility:
• ThinkSystem SR650a / SR650 V4 / SR630 V4 (NVMe-ready configurations)
• ThinkSystem SR665 / SR635 without traditional SAS backplaneUse Case: High-performance NVMe storage arrays.
Lenovo 3.5″ 4-Bay SAS/SATA Backplane
Model / Part: 3.5″ 4-Bay SAS/SATA Backplane
FRU / Part Number: 01DL334
Description: Backplane for four 3.5″ hot-swap SAS/SATA drives.
Compatibility:
• ThinkSystem SR550 / SR650 with 3.5″ drive options
• Servers using 4 × 3.5″ hot-swap drive cagesUse Case: Cost-effective high-capacity HDD deployments.
Lenovo 2.5″ 16-Bay SAS Backplane
Model / Part: 2.5″ 16-Bay SAS Backplane
FRU / Part Number: 01DL335
Description: Backplane supporting sixteen 2.5″ SAS drives in larger enclosures.
Compatibility:
• ThinkSystem SR650 w/ 16 × 2.5″ bay chassis
• Servers designed with large drive counts (enterprise configs)Use Case: Enterprise storage tiers with large capacity and performance.
Lenovo 2.5″ 12-Bay Hybrid Backplane
Model / Part: 2.5″ 12-Bay Hybrid Backplane
FRU / Part Number: 01DL336
Description: Backplane supporting a combination of SAS/SATA and NVMe drives (depending on configuration).
Compatibility:
• ThinkSystem SR650 V2 / SR650 V3 w/ flexible bay layouts
• Servers with hybrid drive cagesUse Case: Mixed SAS and NVMe drive infrastructures.
Lenovo NVMe U.2 4-Bay Backplane
Model / Part: NVMe U.2 4-Bay Backplane
FRU / Part Number: 00MN828
Description: Backplane for four U.2 NVMe drives with direct PCIe connectivity.
Compatibility:
• ThinkSystem SR650 V2 NVMe configurations
• ThinkSystem SD650 high-density NVMe nodesUse Case: Tier-0 NVMe drive sets in 1U/2U configurations.
Lenovo SAS/SATA Interposer Board (2.5″)
Model / Part: SAS/SATA Interposer (2.5″)
FRU / Part Number: 01DL337
Description: Interposer board that routes SAS/SATA signals between controller cables and backplane lanes (used in some modular cages).
Compatibility:
• Systems with modular drive cages needing interposer routing (varies by chassis)Use Case: Signal routing where direct backplane connectivity isn’t present; common in hybrid bay trays.
Lenovo NVMe Interposer Board (U.2 to M.2)
Model / Part: NVMe Interposer Board (U.2 ↔ M.2)
FRU / Part Number: 01DL338
Description: Interposer that adapts U.2 NVMe connections to M.2 (for boards/backplanes with limited direct U.2 lanes).
Compatibility:
• Certain ThinkSystem models with mixed NVMe/M.2 support (confirm per parts list)Use Case: Enables alternate mounting options for NVMe storage.
Lenovo Flex / Blade Storage Backplane (Legacy)
Model / Part: Flex System 2.5″ Backplane (blade chassis)
FRU / Part Numbers: 46C7540, 43W4317
Description: Drive backplane used in Lenovo Flex System Enterprise Chassis (Type 8671) for blade node storage modules.
Compatibility:
• Flex System blade servers with internal hot-swap drivesUse Case: Modular backplane for blade compute nodes.
Lenovo 2.5″ Backplane with SAS Expander
Model / Part: Backplane + SAS Expander Card Assembly
FRU / Part: 01DL339
Description: Backplane with integrated SAS expander to support high drive counts (>8) through a single controller connection.
Compatibility:
• High-density ThinkSystem SKUs requiring many drives (SR650 16-bay or larger)Use Case: Enables SAS controller to support many more drives without multiple controller ports.
Compatibility Highlights
Drive Bay Layout Matters
2.5″ backplanes (8-, 12-, 16-bay) are common on modern ThinkSystem rack servers (e.g., SR650 series).
3.5″ backplanes are used in servers with 3.5″ drive cages (SR550, some SR650 configurations).
NVMe-specific backplanes (U.2) are required when drives are PCIe NVMe — these do not work with SATA/SAS without an interposer.
Interposers
Interposer boards adapt between form factors or signal types (e.g., linking backplanes to controller lanes or adapting U.2 to M.2) — check server parts lists as these often have multiple FRUs per configuration.
Legacy & Blade Support
Legacy Flex System backplanes are specific to blade chassis and are not interchangeable with rack server backplanes.
Quick Reference Table
| Backplane / Interposer | FRU | Bay Type | Typical Servers |
|---|---|---|---|
| 2.5″ 8-Bay SAS | 01DL332 | SAS/SATA | SR650, SR550 |
| 2.5″ 8-Bay NVMe | 01DL333 | U.2 NVMe | SR650a/SR630 V4 |
| 3.5″ 4-Bay SAS | 01DL334 | SAS/SATA | SR550/SR650 |
| 2.5″ 16-Bay SAS | 01DL335 | SAS/SATA | Large SR650 |
| 2.5″ 12-Bay Hybrid | 01DL336 | SAS+NVMe | Hybrid ThinkSystems |
| 4-Bay U.2 NVMe | 00MN828 | U.2 NVMe | SR650/SD650 |
| SAS/SATA Interposer | 01DL337 | Interposer | Modular cages |
| NVMe Interposer | 01DL338 | U.2 ↔ M.2 | Select NVMe configs |
| Flex / Blade Backplane | 46C7540 / 43W4317 | Flex System | Flex System chassis |
| Backplane + SAS Expander | 01DL339 | SAS w/ Expander | High-bay SR650 |
Tips Before Ordering
✔ Match backplane to bay count and drive interface (SAS/SATA/NVMe).
✔ Check your server’s Parts List to confirm the correct FRU number — similar bay counts can still have different board revisions.
✔ Interposers are configuration-specific — don’t assume a SAS interposer will work for NVMe or vice versa.
Latest Lenovo Storage Backplane & Interposer Board Price in Bangladesh (2025 / 2026)
Pricing varies depending on:
Backplane type (SAS, SATA, or NVMe)
Number of supported drives (4-bay, 8-bay, 12-bay, etc.)
Interposer board configuration
New vs refurbished condition
Warranty coverage
Lenovo Storage Backplane & Interposer Board Price Table (Estimated BDT)
| Component Category | Supported Drives / Interface | Estimated Price (BDT) |
|---|---|---|
| Standard SAS/SATA Backplanes | 4-bay / 8-bay | 15,000 – 55,000 |
| Mid-Range High-Density Backplanes | 12-bay / 16-bay | 55,000 – 120,000 |
| NVMe / U.2 Backplanes | NVMe support | 120,000 – 300,000+ |
| Interposer Boards | SAS to NVMe / U.2 adapters | 20,000 – 75,000 |
- Contact Datacom Technologies BD for exact pricing and available models.
What Are Lenovo Storage Backplanes & Interposer Boards?
Storage backplanes are hardware boards placed in the server drive cage that:
Connect multiple drives to a single controller
Provide power and data paths to each drive
Support hot-swap drive operation
Enable organized and scalable storage design
Interposer boards are adapter modules that:
Convert signal formats (e.g., SAS to NVMe)
Enable use of NVMe drives in backplanes originally designed for SAS/SATA
Facilitate advanced storage configurations
Together, these components form the backbone of server storage connectivity.
Key Benefits
Reliable drive connectivity and data communication
Support for multiple drive types (HDD, SAS SSD, NVMe)
Scalability with high-density backplanes
Hot-swap capabilities for enterprise environments
Improved storage performance and uptime
Types of Lenovo Storage Backplanes & Interposer Boards
Standard SAS/SATA Backplanes
Designed for traditional HDD and SAS/SATA SSD configurations
High-Density Backplanes
Supports greater numbers of drives (12+, 16+ bays)
NVMe / U.2 Backplanes
Built for flash-ready, high-speed NVMe drive connectivity
Interposer Boards
Interface adapters for NVMe/U.2 SSD support
Converts backplane signals for advanced drive formats
Common Features
Drive Connectivity
Multi-bay support
Hot-swap capability
Direct connection to storage controllers
Performance & Reliability
High-speed data paths
Enterprise storage protocols
Durable and hot-plug ready design
Compatibility & Integration
Tailored to Lenovo ThinkSystem and System x servers
Works with enterprise RAID controllers
Optimized for data center deployments
Compatibility & Installation Guidance
To select the correct backplane or interposer board:
✔ Confirm your exact Lenovo server model and drive bay count
✔ Identify supported drive interface (SAS/SATA/NVMe)
✔ Verify backplane connector and cable requirements
✔ Match part number and revision compatibility
Our technical team verifies compatibility before confirming your order.
Best Use Cases
Enterprise storage servers
Virtualization and cloud environments
High-performance database systems
Backup & archival storage arrays
Mission-critical IT infrastructure
Warranty & After-Sales Support
Datacom Technologies BD provides:
Local warranty support (where applicable)
Compatibility verification before delivery
Installation and configuration guidance
Remote and on-site technical assistance
Frequently Asked Questions (FAQ)
What does a storage backplane do?
It connects multiple drives to the server’s storage controller and provides power/data paths.
What is an interposer board?
A small adapter board that enables NVMe/U.2 drive support or signal conversion.
Can I mix SAS and NVMe drives?
Supported configurations vary — always verify server, backplane, and controller compatibility.
Are these genuine Lenovo components?
Yes — all backplanes and interposers supplied are authentic and compatibility-verified.
Where to Buy Lenovo Storage Backplanes & Interposer Boards in Bangladesh
Datacom Technologies BD is a trusted supplier of Lenovo storage backplanes, interposer boards, enterprise server storage components, and hardware solutions across Bangladesh.
Order Lenovo Storage Backplanes & Interposer Boards in Bangladesh at Best Price
- Call / WhatsApp: 01748-173213 | 01313-886347
- Email: sales@datacom.com.bd | datacomtechnologiesbd@gmail.com
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