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Extend a qualified storage platform
Lenovo ThinkSystem D4390. Storage Expansion Enclosure. Ask for current pricing and help choosing the right configuration.
Tell us the configuration, quantity and destination. Your quotation will show availability, condition, warranty and delivery terms.
Start an order requestLenovo / PRODUCT DETAILS
An enclosure extends a compatible storage system; it does not replace the storage controller.
Tell us which system or service this product is for. We do not have details for this section yet.
Identify the parent array, I/O module and supported firmware combination.
Tell us which system or service this product is for. We do not have details for this section yet.
Match original drives and carriers to the enclosure qualification list.
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Confirm the enclosure chain, cable type and available ports.
Tell us which system or service this product is for. We do not have details for this section yet.
Include the rail kit, power feeds and rack clearance.
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View all specifications →Lenovo / ORDER & INSTALLATION DETAILS
Record the machine type and model of the installed system.
Distinguish an orderable option from a service FRU.
Check firmware, carriers and the installation kit supplied with the option.
Technical overview
Use the full part number when comparing options or asking about system fit.
| Product series | ThinkSystem D4390 |
|---|---|
| Platform | ThinkSystem D4390 |
| Manufacturer | Lenovo |
| Model | ThinkSystem D4390 |
| Manufacturer P/N | ThinkSystem D4390 |
| Model / P/N | Lenovo ThinkSystem D4390 |
| Product family | Lenovo Storage System |
| Category | Storage System |
HOW THIS PRODUCT FITS YOUR SYSTEM
Choose how you plan to use this product.
Identify the parent array, I/O module and supported firmware combination.
Match original drives and carriers to the enclosure qualification list.
Use this checklist to describe the change. The host system and full configuration determine which parts will fit.
YOUR QUOTE REQUEST
Add the quantity, options and installation details you want us to quote.
Confirm the exact manufacturer part number, host compatibility and included components. Optional software is quoted separately only when requested.
SUPPORT & REPLACEMENT
Check support dates, replacement options and whether continued use still makes sense.
We do not have confirmed sales and support dates for this part number.
Send us the full ThinkSystem D4390 order code, software release and support details before planning long-term use.
Ask us to check the current sales and support statusProducts with similar names or connectors may still be incompatible. Compare the full specifications, installed system and software requirements.
Compare related products These products may be related, but we have not confirmed them as replacements.USING HARDWARE RESPONSIBLY
Consider repairability, remaining support and actual operating demand. Extending service life is useful only when the equipment still meets your security and reliability requirements.
Use measured average input power for the same workload. PSU ratings and processor TDP are different from total system power.
Energy difference = (current W − proposed W) × hours × units ÷ 1,000. Excludes cooling, embodied emissions and purchase costs.CONNECTION DETAILS
An expansion shelf adds bays behind a compatible controller. It does not replace the server, storage controller or Ethernet switch.
Browse the categories above for related equipment, then send us the full configuration so we can check the fit.
PRODUCT DETAILS
Build your storage order
| Qty | BOM line | Current selection | What to confirm |
|---|---|---|---|
| 1 exact system | Exact catalog model | Lenovo ThinkSystem D4390 | Exact catalog model |
| 1 | Compatible drive options | NL-SAS HDD population | Validate drive model, endurance, encryption and enclosure support |
| 0 | Base and expansion enclosures | Base system plus selected growth plan | Validate shelf type, I/O modules, rails, power and cables |
| 1 | Software and license entitlement | No standalone license | Match feature rights, term, capacity metric and support |
| As required | Service and lifecycle coverage | Regional support and lifecycle plan | Confirm serial coverage, SLA, install service and renewal owner |
Storage systems for international delivery
Resilient data path
This model is an expansion shelf, not a standalone array. It requires a specifically supported controller system, shelf I/O modules, cables, firmware and drive population.
Dual shelf paths are useful only when both paths terminate on a supported redundant controller topology and are cabled according to the installation guide.
Platform and software
This model is an expansion shelf, not a standalone array. It requires a specifically supported controller system, shelf I/O modules, cables, firmware and drive population.
No standalone storage operating system; management and RAID functions follow the attached Lenovo controller or HBA. Snapshots and replication are host or software-defined functions, not enclosure features
Validate model, release, support region, capacity metric and entitlement owner.
System Architecture
Physical configuration
Order the shelf with rails, both I/O modules where required, approved cables, power cords and only drive options listed for the target controller and software release.
Availability, speed, port count, optics and adapter type must be confirmed for the exact controller and software release.
The final BOM includes only manufacturer-qualified media for the model, enclosure and software release.
Capacity Planning
Sum of installed media before parity, sparing, metadata, formatting and system reserves.
Capacity available after the selected protection layout and mandatory system overhead.
A workload-dependent planning value that may include compression, deduplication or thin provisioning.
Shelf raw capacity is the sum of installed media. Usable and effective capacity are calculated by the attached controller platform after protection, reserves and data services.
Software platform
No standalone storage operating system; management and RAID functions follow the attached Lenovo controller or HBA
No standalone data-service license is assumed for the enclosure
Snapshots and replication are host or software-defined functions, not enclosure features
Drive security and erase options depend on the selected media, host adapter and operating environment
Quotation Structure
Controller count, node role, mirrored cache or NVRAM behavior, management plane and failover mode are confirmed before pricing.
The shelf has no standalone controller cache; cache and metadata resilience belong to the attached controller system.Base enclosure, shelves, drive packs, rails, power, shelf I/O modules and cables stay visible as separate order lines.
Order the shelf with rails, both I/O modules where required, approved cables, power cords and only drive options listed for the target controller and software release.FC, iSCSI, NVMe-oF, NFS, SMB or S3 access is validated with host software, optics, adapters and the exact storage release.
Dual 12/24 Gb SAS ESM paths, Supported Lenovo external RAID adapter or SAS HBA, Up to two D4390 enclosures per supported HBASnapshots, replication, encryption, ransomware protection, capacity metrics, software term and service SLA are priced as named entitlements.
No standalone data-service license is assumed for the enclosureThe quotation lists raw, usable and effective capacity separately and allows for growth, spare capacity and rebuild overhead.
Shelf raw capacity is the sum of installed media. Usable and effective capacity are calculated by the attached controller platform after protection, reserves and data services.Expansion Planning
This model is an expansion shelf, not a standalone array. It requires a specifically supported controller system, shelf I/O modules, cables, firmware and drive population.
Order the shelf with rails, both I/O modules where required, approved cables, power cords and only drive options listed for the target controller and software release.
NL-SAS HDD population / Supported SAS SSD population / Mixed population subject to official rules
ThinkSystem RAID 940-8e / ThinkSystem 440-16e HBA / ThinkSystem 440-8e HBA
No standalone data-service license is assumed for the enclosure
Confirm serial coverage, SLA, install service and renewal owner
Deployment Scenarios
Shelf is installed below the controller with A/B shelf paths, power, rails and drive-population plan.
Media tier, endurance, encryption and enclosure support are checked before drives are mixed.
Shelf I/O modules, cables, rails and support serial coverage are recorded with the attached array.
Attachable parts
Controller canisters, node FRUs, cache protection, NVRAM/boot media and management modules by exact machine type.
Expansion shelves, I/O modules, rails, power supplies, inter-shelf cables and rack kits matched to the platform.
SSD, NVMe, SAS HDD, SED/FIPS media, carriers and blank fillers approved for the enclosure and release.
FC HBAs, Ethernet adapters, optics, DAC/AOC, FC cables, host multipath software and switch-port plan.
No standalone data-service license is assumed for the enclosure
Snapshots and replication are host or software-defined functions, not enclosure features
Ownership after delivery
Confirm the workload, topology, rack, power, network, recovery objectives and acceptance criteria.
Confirm the supplied system and match supported shelves, drives, ports, licenses, cables and service lines.
Own monitoring, alerts, code levels, capacity headroom, restore tests, cases and renewals.
Track lifecycle notices, support dates, non-disruptive paths, migration and secure retirement.
Installation and Acceptance
Match the delivered chassis, controllers, shelves, drives and serial-number details to the approved BOM.
Verify rack position, load, rail fit, service clearance, airflow, A/B power and grounding.
Validate every host, cluster, management, back-end and replication cable against the port map.
Confirm firmware, storage OS, licenses, subscriptions, support coverage and the approved upgrade path.
Test multipath behavior and the documented controller, node, link and power failure scenarios.
Create pools or protection domains with the approved parity, sparing, reserve and rebuild policy.
Present test volumes, shares or buckets and verify host alignment, permissions and performance baseline.
Create and restore local copies, then execute the approved remote-recovery or retention test.
Confirm monitoring, call-home, alerts, audit export, time settings, user access, encryption and key ownership.
Installation diagrams, exported configuration, licenses, credential process, test results and renewal contacts.
Exact catalog identities
Compatibility and BOM checks
Review the relevant product guide and option installation guide. For applicable server options, verify the platform entry in ServerProven; storage and software require their corresponding support information.
Lenovo Server OptionsStorage-array planning
| Decision | Information to provide | Impact on selection |
|---|---|---|
| Host access | Host operating systems, protocols and existing storage network | Determines the interface and multipathing documentation to check. |
| Capacity and workload | Required usable space, workload pattern and protection policy | Guides media selection and sizing; raw drive capacity is not usable array capacity. |
| What the system includes | Controllers, chassis, expansion shelves, drives and storage software | Clarifies whether the order is an assembly, base system or populated array. |
Model selection & order planning
Lenovo ThinkSystem D4390
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Before you request a quote
Include the full model, manufacturer P/N, revision and quantity.
Tell us the host model, generation, installed configuration and required supporting hardware.
Specify condition, testing requirements, destination and requested delivery date.

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