The IBM 03N4420 (03N4420 - IBM 2GB Dual Port Fibre Channel PCI-X Host Bus Adapter) is a Fiber Channel Controller 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 2 GB, interface of PCI-X. Common deployment scenarios include data-center ToR (top-of-rack) switching, server-to-storage NAS/SAN connectivity, 10/25/40/100 GbE backbone aggregation, and edge router replacement in branch-office deployments. Pro Disk Network maintains the 03N4420 in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 90-day Pro Disk Network functional warranty. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The 03N4420 is a IBM fiber channel controller component with capacity 2 GB, interface PCI-X. Pro Disk Network sells the 03N4420 for $189.47 with same-day US shipping and a 30-day return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 03N4420 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 03N4420 is a IBM fiber channel 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 03N4420 ship?
Pro Disk Network dispatches the 03N4420 same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The 03N4420 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 03N4420?
The 03N4420 is a IBM enterprise IT hardware component with capacity 2 GB and interface PCI-X, manufactured by IBM. 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 03N4420
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 03N4420
Is the 03N4420 a genuine IBM part?
Yes. Pro Disk Network sources every 03N4420 as factory-original IBM inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned IBM servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the 03N4420 fit my system?
The 03N4420 is a IBM fiber channel 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 03N4420 ship?
Pro Disk Network dispatches the 03N4420 same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the 03N4420?
New 03N4420 units carry the full IBM 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 03N4420?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.