The A1991-66001 is a HP server motherboards component. Pro Disk Network sells the A1991-66001 for $291.79 with US shipping in 1–3 business days and a 30-day return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the A1991-66001 are shown on this page.
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US-based LLC — 7345 W Sand Lake Rd, STE 210, Office 3208, Orlando, FL 32819
US Shipping in 1–3 Business Days — in-stock orders ship via UPS
30-Day Returns — pre-paid label on DOA and defective items
The A1991-66001 is a HP server motherboards part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship in 1–3 business days if in stock.
How fast does the A1991-66001 ship?
If in stock, the A1991-66001 ships in 1–3 business days. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and pallet orders may need extra handling time; we confirm the ship date with your order.
The A1991-66001 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.
Custom Server Build — Whitebox server builds with verified Xeon, EPYC, or Atom socket compatibility. Pair with the matching chipset memory population guide.
Chassis Replacement — Like-for-like motherboard replacement in existing chassis after platform failure. Confirm BIOS revision matches existing inventory.
Lab / Cert Study — Hands-on study platform for IT certifications. Less expensive than full pre-built systems while offering identical OEM features.
Edge Compute / IoT — Compact form factors (mini-ITX, M-ITX) for edge gateways, IoT hubs, retail or industrial deployments.
What is the A1991-66001?
The A1991-66001 is a HP rack-mount server chassis, manufactured by HP. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with dispatch in 1–3 business days, backed by a 30-day return guarantee.
Pros & Cons of A1991-66001
Pros
Free 30-day return window covers DOA + fit issues
Cons
Designed for capacity tier, not write-intensive cache
Not a drop-in for desktop NAS without verifying caddy
Some firmware revs locked to specific RAID-controller families
Frequently Asked Questions about A1991-66001
Is the A1991-66001 a genuine HP part?
Yes. Pro Disk Network sources every A1991-66001 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 A1991-66001 fit my system?
The A1991-66001 is a HP server motherboards part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship in 1–3 business days if in stock.
How fast does the A1991-66001 ship?
If in stock, the A1991-66001 ships in 1–3 business days. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and pallet orders may need extra handling time; we confirm the ship date with your order.
What is the warranty on the A1991-66001?
New A1991-66001 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 A1991-66001?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.