658552421 - HP ProLiant 658552-421 Ultra Micro Tower Server 1 x Turion Neo X2 N40L 1.5GHz 1 Processor Support 4GB Standard/4GB Maximum RAM 1TB HDD DVD-Writer Serial ATA/300 Yes Controller Gigabit Ethernet Windows Small Business Server 2011 Essentials
HP part number 658552421 identifies the 658552421 - HP ProLiant 658552-421 Ultra Micro Tower Server 1 x Turion Neo X2 N40L 1.5GHz 1 Processor Support 4GB Standard/4GB Maximum RAM 1TB HDD DVD-Writer Serial ATA/300 Yes Controller Gigabit Ethernet Windows Small Business Server 2011 Essentials, an enterprise-grade Server Systems unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include capacity of 4 GB, clock speed of 1.5 GHz. Typical use cases include VMware vSphere / Hyper-V / KVM virtualization host, Kubernetes worker-node provisioning, on-prem cloud (OpenStack, OpenShift) compute nodes, and database / application-server roles. Pro Disk Network sources the 658552421 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 658552421 is a HP server systems component with capacity 4 GB, clock speed 1.5 GHz. Pricing on the 658552421 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 658552421 are shown on this page.
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Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
The 658552421 is a HP server systems 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 658552421 ship?
If in stock, the 658552421 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 658552421 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.
Virtualization Host — VMware ESXi, Microsoft Hyper-V, or Proxmox host with 2-CPU configuration. Sized for 50–200 VMs depending on workload mix.
Database Server — SQL Server, Oracle, or PostgreSQL server with dedicated all-flash storage. Single-purpose deployments for predictable IOPS.
Backup / DR Repository — Veeam, Rubrik, Commvault primary backup tier. High capacity, RAID 6 over many spinning drives or large SSDs.
AI / ML Training — GPU-equipped chassis for PyTorch, TensorFlow, Hugging Face training runs. Verify PCIe lane allocation per GPU.
What is the 658552421?
The 658552421 is a HP rack-mount server chassis with capacity 4 GB and clock speed 1.5 GHz, 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 658552421
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 658552421
Is the 658552421 a genuine HP part?
Yes. Pro Disk Network sources every 658552421 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 658552421 fit my system?
The 658552421 is a HP server systems 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 658552421 ship?
If in stock, the 658552421 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 658552421?
New 658552421 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 658552421?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.