The HP AG638-63701 (AG638-63701 - HP Storageworks M6412 12-Bay 4GB/s Fibre Channel Dual Bus Drive Enclosure) 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 capacity of 4 GB, interface of Fibre Channel, data rate of 4 Gb/s. 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 sources the AG638-63701 through reputable distribution channels and applies a verification check against the OEM compatibility matrix before each unit is added to active inventory. Each unit ships from a US fulfillment hub (Hillsboro OR, Atlanta GA, or Phoenix AZ) with same-day dispatch on in-stock orders before 3pm ET. 90-day Pro Disk Network functional warranty included; free US ground shipping on orders over $150.
The AG638-63701 is a HP network storage devices component with capacity 4 GB, interface Fibre Channel, data rate 4 Gb/s. Pricing on the AG638-63701 is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the AG638-63701 are shown on this page.
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Quick Answer: Will the AG638-63701 work with my RAID controller?
The AG638-63701 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 AG638-63701 ship?
If in stock, the AG638-63701 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 AG638-63701 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 AG638-63701?
The AG638-63701 is a HP enterprise-grade hard drive with capacity 4 GB and interface Fibre Channel, 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 AG638-63701
Pros
Same-day US shipping from our US warehouse
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 AG638-63701
Is the AG638-63701 a genuine HP part?
Yes. Pro Disk Network sources every AG638-63701 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 AG638-63701 work with my RAID controller?
The AG638-63701 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 AG638-63701 ship?
If in stock, the AG638-63701 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 AG638-63701?
New AG638-63701 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 AG638-63701?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the AG638 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
AG638-04000 — AG638-04000 - HP StorageWorks M6412 12-Bay 4Gb/s Fibre Channel 4Gb/s Dual Bus Drive Enclosure — $95.25
AG638-04500 — AG638-04500 - HP StorageWorks M6412 12-Bay Fibre Channel 4Gb/s Dual Bus Drive Enclosure — $163.06
AG638-60200 — AG638-60200 - HP StorageWorks M6412 Dual-Port 12-Bay Fibre Channel 4Gb/s Bus Drive Enclosure — $125.36
AG638-60210 — AG638-60210 - HP Fibre Channel 4Gb/s Disk Shelf Midplane Board — $148.00
AG638-60310 — AG638-60310 - HP Fiber Channel 4Gb/s Disk Shelf Backplane Board for StorageWorks M6412A — $182.40
AG638-63001 — AG638-63001 - HP StorageWorks M6412 Dual-Port 12-Bay Fibre Channel 4Gb/s Bus Drive Enclosure — $180.00
AG638-63011 — AG638-63011 - HP StorageWorks M6412 Dual-Port 12-Bay Fibre Channel 4Gb/s Bus Drive Enclosure — $182.40
AG638A — AG638A - HP Storageworks M6412 12-Bay 4GB/s Fibre Channel Dual Bus Drive Enclosure (No Drives) — $224.00
AG638B — AG638B - HP StorageWorks M6412 12-Bay 4Gb/s Fibre Channel Disk Enclosure — $224.00
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 AG638-63701, 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 AG638-63701 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.