- Part Number: 644315-001
- Manufacturer: HP
- Description: A 80 millimeter 12V DC Dual rear mounted fan kit for the HP Z620, Z640, Z820 and Z840 WorkStation desktops.
New Retail, New Open Box & Renew Products carry manufacturer's warranty. ServerParts4Less offers 90-day warranty on Refurbished and Used parts. Working parts can be returned within 30 days subject to restocking fee of 15%. SeverParts4Less offers 1-year warranty on New Bulk and New Sealed Spares. Returns for items within the warranty period will only be replaced / exchanged with exact or compatible item-no refunds after 30 days.