Sun part number 540-6188-01 identifies the 540-6188-01 - Sun 16GB 4, an enterprise-grade Memory Boards unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include capacity of 16 GB. Typical workloads include VMware vSphere VM host memory, Kubernetes worker-node memory pool, in-memory database (Redis, Memcached, SAP HANA), and SAS / Splunk analytic workloads requiring large RAM footprint. Pro Disk Network supplies the 540-6188-01 to US business buyers. Stocked units ship same-day on in-stock orders placed before 3pm ET. Pro Disk Network applies a 90-day functional warranty. Free US ground shipping on orders over $150; same-day expedited (UPS Next Day Air, FedEx Priority) available at checkout.
The 540-6188-01 is a Sun memory boards component with capacity 16 GB. Pro Disk Network sells the 540-6188-01 for $1,914.48 with same-day US shipping and a 30-day return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 540-6188-01 are shown on this page.
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Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
Quick Answer: What servers is the 540-6188-01 compatible with?
The 540-6188-01 is a Sun memory boards module. Confirm DIMM rank, voltage, and speed against the target server's supported memory list before deployment - mixed configurations may downclock to the slowest installed module. For server-specific population diagrams, email sales@prodisknetwork.com with your server serial number.
How fast does the 540-6188-01 ship?
Pro Disk Network dispatches the 540-6188-01 same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The 540-6188-01 is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Hyper-V Cluster Node — Windows Server 2019/2022 Hyper-V hosts with Storage Spaces Direct. Dynamic memory allocation makes higher-density DIMMs cost-effective.
AI / ML Training — PyTorch and TensorFlow workloads benefit from large host memory pools for dataset preprocessing and CPU-side feature engineering.
Tanzu / Kubernetes Workers — Worker node memory expansion for high-density container deployments. Plan for 8–16 GB per moderate Pod baseline.
What is the 540-6188-01?
The 540-6188-01 is a Sun server memory module with capacity 16 GB, manufactured by Sun. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of 540-6188-01
Pros
RDIMM / LRDIMM clearly labelled for population-rule clarity
Cons
Refurbished tier may show minor cosmetic markings
Not optimised for overclocked workstation builds
Frequently Asked Questions about 540-6188-01
Is the 540-6188-01 a genuine Sun part?
Yes. Pro Disk Network sources every 540-6188-01 as factory-original Sun inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Sun servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
What servers is the 540-6188-01 compatible with?
The 540-6188-01 is a Sun memory boards module. Confirm DIMM rank, voltage, and speed against the target server's supported memory list before deployment - mixed configurations may downclock to the slowest installed module. For server-specific population diagrams, email sales@prodisknetwork.com with your server serial number.
How fast does the 540-6188-01 ship?
Pro Disk Network dispatches the 540-6188-01 same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the 540-6188-01?
New 540-6188-01 units carry the full Sun manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the 540-6188-01?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the 540 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
540-6103 — 540-6103 - Sun Netra440 DC Power Distribution Board Bracket — $160.00
540-6121 — 540-6121 - Sun 36.4GB 15000RPM Ultra-320 SCSI 80-Pin 8MB Cache 3.5-inch Hard Drive with Bracket — $257.47
540-6121-01 — 540-6121-01 - Sun 36.4GB 15000RPM Ultra SCSI 3.5-inch Hard Drive — $145.08
540-6121-02 — 540-6121-02 - Sun 36.4GB 15000RPM Ultra SCSI 3.5-inch Hard Drive — $120.20
540-6123 — 540-6123 - Sun 146GB 10000RPM Ultra-320 SCSI LVD Hot-Pluggable 80-Pin 3.5-inch Hard Drive — $751.96
540-6129 — 540-6129 - Sun 146GB 10000RPM Ultra-320 SCSI LVD Hot-Pluggable 80-Pin 3.5-inch Hard Drive — $330.13
540-6132 — 540-6132 - Sun 300GB 10000RPM Ultra-320 SCSI LVD Hot-Pluggable 80-Pin 3.5-inch Hard Drive for Sun StorEdge 3120 3310 Array — $276.03
540-6132-01 — 540-6132-01 - Sun 300GB 10000RPM Ultra-320 SCSI LVD Hot-Pluggable 80-Pin 3.5-inch Hard Drive for Sun StorEdge 3120 3310 Array — $222.59
540-6132-02 — 540-6132-02 - Sun 300GB 10000RPM Ultra-320 SCSI 80-Pin 3.5-inch Hard Drive — $214.25
540-6180 — 540-6180 - Sun 250GB 7200RPM SATA 1.5Gb/s 8MB Cache 3.5-inch Hard Drive — $146.79
540-6180-01 — 540-6180-01 - Sun 250GB 7200RPM SATA 3Gb/s 3.5-inch Hard Drive — $129.21
Pro Disk Network Buyer’s Guide: Memory Boards
Compatibility: Rank, Density, and Channel Population Rules
Memory population order for Xeon Scalable is documented in the motherboard manual; the typical rule is to populate channels symmetrically across both CPU sockets and across all six channels per socket. For two-socket builds with eight DIMMs, populate the white slot first on each channel; for sixteen-DIMM builds, populate both slots on every channel. Asymmetric population leaves performance on the table.
Pricing Strategy: New, Bulk, or Refurbished
The 540-6188-01 is available across three procurement tiers, and the choice is driven by criticality, warranty coverage, and budget. New (sealed OEM) units carry the full Sun manufacturer warranty and command a 20-30% premium over bulk-OEM tier. New (bulk-OEM) units are factory-fresh modules sold without retail box. Refurbished units come from decommissioned servers, are individually MemTest-validated, and carry a 90-day advance-replacement warranty.