This HP 3R-A5157-AA delivers Server Hard Drive functionality and is built for 24/7 enterprise duty cycles. Technical specifications include capacity of 146 GB, spindle speed of 10,000 RPM, form factor of 3.5-inch, interface of SCSI, connector of 80-pin, features of Hot-Swap. Workload fit covers Hyper-V cluster storage, Proxmox VE shared storage, Ceph OSDs, MinIO erasure-coded pools, and bulk file-server (SMB/NFS) duty. Pro Disk Network supplies the 3R-A5157-AA 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 3R-A5157-AA is a HP server hard drive component with capacity 146 GB, spindle speed 10,000 RPM, form factor 3.5-inch. Pro Disk Network sells the 3R-A5157-AA for $210.71 with same-day US shipping and a 30-day return guarantee.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 3R-A5157-AA are shown on this page.
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Quick Answer: Will the 3R-A5157-AA work with my RAID controller?
The 3R-A5157-AA 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 3R-A5157-AA ship?
3R-A5157-AA orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
The 3R-A5157-AA 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.
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.
Object Storage (Ceph / MinIO) — JBOD presentation behind Ceph OSDs or MinIO erasure-coded pools. Mix with NVMe metadata drives for production object stores.
What is the 3R-A5157-AA?
The 3R-A5157-AA is a HP enterprise-grade hard drive with capacity 146 GB and spindle speed 10,000 RPM, manufactured by HP. 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 3R-A5157-AA
Pros
Direct-to-rack shipping on multi-pack orders
Sequential serial-number bundling for cluster builds
Cons
Not enterprise NVMe — sub-100 µs latency workloads need a different SKU
Bulk capacity is the value play, not raw IOPS
Larger orders may ship via LTL freight (signature required)
Frequently Asked Questions about 3R-A5157-AA
Is the 3R-A5157-AA a genuine HP part?
Yes. Pro Disk Network sources every 3R-A5157-AA as factory-original HP inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned HP servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the 3R-A5157-AA work with my RAID controller?
The 3R-A5157-AA 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 3R-A5157-AA ship?
3R-A5157-AA orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the 3R-A5157-AA?
New 3R-A5157-AA units carry the full HP 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 3R-A5157-AA?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the 3R series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
3R-A5100-AA — 3R-A5100-AA - HP 146GB 15000RPM Ultra-320 SCSI Hot-Pluggable LVD 80-Pin 3.5-inch Hard Drive — $224.85
3R-A5101-AA — 3R-A5101-AA - HP 36.4GB 15000RPM Ultra-320 SCSI non Hot-Plug LVD 68-Pin 3.5-inch Hard Drive — $427.80
3R-A5156-AA — 3R-A5156-AA - HP 72.8GB 10000RPM Ultra-320 SCSI Hot-Pluggable LVD 80-Pin 3.5-inch Hard Drive — $222.17
3R-A5158-AA — 3R-A5158-AA - HP 300GB 10000RPM Ultra-320 SCSI Hard Drive with Tray — $215.61
3R-A5159-AA — 3R-A5159-AA - Compaq 73GB 10000RPM 3.5-inch Ultra-320 SCSI 68-Pin non Hot-Pluggable Hard Drive — $469.22
3R-A5160-AA — 3R-A5160-AA - HP 146GB 10000RPM Ultra-320 SCSI non Hot-Plug LVD 68-Pin 3.5-inch Hard Drive — $559.92
3R-A5162 — 3R-A5162 - HP 36.4GB 15000RPM Ultra-320 SCSI Hot-Pluggable LVD 80-Pin 3.5-inch Hard Drive — $58.81
3R-A5162-AA — 3R-A5162-AA - HP 36.4GB 15000RPM Ultra-320 SCSI Hot Swap LVD 80-Pin 3.5-inch Hard Drive — $104.98
3R-A5163-AA — 3R-A5163-AA - HP 72.8GB 15000RPM Ultra-320 SCSI Hot-Pluggable LVD 80-Pin 3.5-inch Hard Drive — $289.58
3R-A5164-AA — 3R-A5164-AA - HP 146GB 15000RPM Ultra-320 SCSI Hot-Pluggable LVD 80-Pin 3.5-inch Hard Drive — $393.53
3R-A5165-AA — 3R-A5165-AA - HP 36.4GB 15000RPM Ultra-320 SCSI 3.5-inch non Hot Swappable 68-Pin Hard Drive — $554.86
3R-A5166-AA — 3R-A5166-AA - HP 72.8GB 15000RPM Ultra-320 SCSI non Hot-Plug LVD 68-Pin 3.5-inch Hard Drive — $658.85
Pro Disk Network Buyer’s Guide: Server Hard Drive
How to Pick the Right Drive Capacity for Your Use Case
For VMware vSAN deployments, the 3R-A5157-AA is best deployed in the capacity tier with NVMe cache drives in front. Size the cache layer at 10% of usable capacity for write-intensive workloads and 5% for read-leaning workloads. For Veeam backup repositories, plan around 1.5× the size of your protected estate to allow for incremental forever chains plus synthetic fulls. Splunk warm tier sizing should follow the daily ingest rate × retention days × 1.6 compression overhead.
Drive Health Monitoring: SMART, Workload Rating, and Predictive Failure
For VMware ESXi 8 hosts, enable vSphere's predictive-failure analysis on the 3R-A5157-AA via the host's storage device list. The host queries SMART on a regular cadence and surfaces yellow/red warnings in vCenter before the drive fails outright. On Linux, use smartctl piped to your monitoring system; on Windows Server, Storage Spaces exposes health state directly in Server Manager.