Alternative to 508891-B21: Better-Value Equivalents in Stock
Comparing the 508891-B21 (508891-B21 - HP Windows Small Business Server 2008 Premium Edition License Standard 5 Device CAL PC) against alternatives? Pro Disk Network stocks 12 similar HP parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the 508891-B21
| SKU | 508891-B21 |
|---|---|
| Product | 508891-B21 - HP Windows Small Business Server 2008 Premium Edition License Standard 5 Device CAL PC |
| Stock status | In Stock |
| Detail page | View 508891-B21 › |
Alternatives to 508891-B21
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
J9666A - HP Procurve Advanced Services ZL Module with Microsoft Windows Server 2008 R2 Standard
SKU: J9666A
Price: $1,043.37
730214-019 - HP 14-inch SATA Straight End to Right Angle Cable for ProDesk 400 G1 Small Form Factor Business PC
SKU: 730214-019
Price: $121.05
A7452A - HP StorageWorks MSA1000 for Small Business High Availability Kit
SKU: A7452A
Price: $9,151.24
325526-001 - HP Mini PCI 54G WiFi 802.11b/g Wireless LAN (WLAN) Network Interface Card for Business Nc4000/ Business Nc4000.
SKU: 325526-001
Price: $78.00
486295-001 - HP Battery (primary)for Business 6530b/ Business 6535b Notebook PCs
SKU: 486295-001
Price: $363.03
KP081UT - HP 150w Advanced Docking Station with AC Adapter for 2008 Laptop Pc
SKU: KP081UT
Price: $354.07
878364-B21 - HP Premium NVMe 6SFF / 8SFF Bay Kit for ProLiant DL580 Server
SKU: 878364-B21
Price: $630.54
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.