This HP QW991A delivers SAS & SATA Controller functionality and is built for 24/7 enterprise duty cycles. Technical specifications include capacity of 12 GB, interface of SAS, ports of 8. Common deployment scenarios include enterprise data-center, server-room, and managed-service-provider environments where matched-OEM-part procurement is required for warranty and compliance continuity. Pro Disk Network sources the QW991A 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 QW991A is a HP sas & sata controller component with capacity 12 GB, interface SAS, ports 8. Pro Disk Network sells the QW991A for $68.00 with same-day US shipping and a 30-day return guarantee.
The QW991A is a HP sas & sata controller part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the QW991A ship?
QW991A 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 QW991A 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.
Production Deployment — Drop-in part for production enterprise infrastructure. Pre-tested and inspected before shipment.
Replacement / Spare — Hot-spare or RMA replacement keeping installed base running while OEM warranty is processed.
Lab / Dev / Test — Identical part for non-production validation environments. Cost-effective using refurbished tier.
Capacity Expansion — Adding capacity to an existing deployment without disturbing the production baseline.
What is the QW991A?
The QW991A is a HP enterprise IT hardware component with capacity 12 GB and interface SAS, 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 QW991A
Pros
Direct-to-rack shipping on multi-pack orders
Sequential serial-number bundling for cluster builds
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 QW991A
Is the QW991A a genuine HP part?
Yes. Pro Disk Network sources every QW991A 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 QW991A fit my system?
The QW991A is a HP sas & sata controller part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the QW991A ship?
QW991A 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 QW991A?
New QW991A 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 QW991A?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.