The Sun 501-7755 (501-7755 - Sun SAS Backplane Assembly for Sun SPARC Enterprise T2000 RoHS-6 Compliant) is a Network Storage Devices component engineered for sustained enterprise-class workloads. This part addresses common procurement scenarios where exact-match replacement, capacity expansion, or new-build deployment is required. Technical specifications include interface of SAS. Common deployment scenarios include database transaction-log volumes, virtualization datastores, OS-boot tier, backup-repository targets, and warm-data tiers in tiered-storage architectures. Pro Disk Network maintains the 501-7755 in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 90-day Pro Disk Network functional warranty. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The 501-7755 is a Sun network storage devices component with interface SAS. Pricing on the 501-7755 is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 501-7755 are shown on this page.
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30-Day Returns — pre-paid label on DOA and defective items
Quick Answer: Will the 501-7755 work with my RAID controller?
The 501-7755 operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the 501-7755 ship?
If in stock, the 501-7755 ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
The 501-7755 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.
VMware vSAN Capacity Tier — Used as bulk storage in all-flash and hybrid vSAN clusters. Pair with NVMe cache-tier drives for SLA-grade write throughput at half the cost of all-NVMe.
Veeam Backup Repository — Cost-optimised backup target for Veeam B&R, Rubrik, or Cohesity primary backup tier. RAID 6 over 8–24 drives delivers 100+ TB usable per server.
Splunk Warm/Cold Tier — Appropriate for Splunk warm/cold/frozen indexes where ingest write rates are below 200 MB/s per node. Avoid for hot-tier indexes — use NVMe instead.
File Server / SMB Shares — General-purpose Windows Server / Samba shares for departmental file storage. RAID 5 for capacity, RAID 10 for IOPS-sensitive workloads.
What is the 501-7755?
The 501-7755 is a Sun enterprise-grade hard drive with interface SAS, 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 501-7755
Pros
Same-day US shipping from our US warehouse
Cons
Not recommended for OLTP databases above 50 TPS
Mechanical drive — expect 5–10W idle power per unit
3.5" form factor only — confirm caddy fit before ordering
Frequently Asked Questions about 501-7755
Is the 501-7755 a genuine Sun part?
Yes. Pro Disk Network sources every 501-7755 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.
Will the 501-7755 work with my RAID controller?
The 501-7755 operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the 501-7755 ship?
If in stock, the 501-7755 ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the 501-7755?
New 501-7755 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 501-7755?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the 501 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
501-7713 — 501-7713 - Sun CPU / Memory Board 2x 2.1GHz USIV+ for V490 2100 / V890 2100 — $1,366.07
501-7715 — 501-7715 - Sun x16/x8 PCI-Express Riser Card for SPARC T5220 — $56.00
501-7717 — 501-7717 - Sun 1-Slot x16 PCI Express Riser for — $158.47
501-7719 — 501-7719 - Sun x8 / x8 XAUI Riser Card for Fire X4440 RoHS Y — $56.00
501-7720 — 501-7720 - Sun Connector Board for Fire X4440 — $105.13
501-7720-02 — 501-7720-02 - Sun X4440 Connector Board — $82.60
501-7721 — 501-7721 - Sun XAUI Riser Card for SPARC Enterprise T5120 Z5 — $124.79
501-7722 — 501-7722 - Sun System Board (Motherboard) for X4240 — $144.00
501-7725 — 501-7725 - Sun Pata DVD Connector Board Assembly for Fire X4150 — $97.11
501-7730 — 501-7730 - Sun 8 Disk Backplane for SPARC Enterprise T5220 RoHS-5 Compliant — $56.00
501-7743 — 501-7743 - Sun x16 PCI Express Riser Board for Fire x4150 — $158.09
501-7754 — 501-7754 - Sun System Board (Motherboard) for SPARC Enterprise T1000 — $1,200.80
Pro Disk Network Buyer’s Guide: Network Storage Devices
How to Pick the Right Drive Capacity for Your Use Case
Sizing a storage drive correctly is the difference between a system that runs predictably for five years and one that you replace under emergency conditions at 18 months. For the 501-7755, plan capacity around three numbers: working-set size, retention window, and overhead headroom. Working set is the actively-read data — databases, indexes, hot files. Retention window is how long you keep cold data online before tiering off. Overhead headroom should be 25-30%: drives run noticeably slower above 80% utilisation and metadata operations stall above 90%.
Drive Health Monitoring: SMART, Workload Rating, and Predictive Failure
Workload rating — expressed as TB written per year — matters more than raw capacity in choosing the 501-7755 for sustained-write workloads. Consumer SATA drives are rated for 55 TB/year; enterprise SATA for 180-550 TB/year; enterprise SAS for 550 TB+/year; mixed-use NVMe for 1-3 PB/year over five years. Match the rating to your sustained write profile, then add 30% headroom.