Alternative to 21H7771: Better-Value Equivalents in Stock
Comparing the 21H7771 (21H7771 - IBM 8.58GB 7200RPM SCSI 3.5-inch Hard Drive with Tray) against alternatives? Pro Disk Network stocks 12 similar IBM 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 21H7771
| SKU | 21H7771 |
|---|---|
| Product | 21H7771 - IBM 8.58GB 7200RPM SCSI 3.5-inch Hard Drive with Tray |
| Current price | $176.43 |
| Stock status | In Stock |
| Detail page | View 21H7771 › |
Alternatives to 21H7771
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.
40K1060 - IBM 146.8GB 15000RPM 80-Pin Hot Swapable Ultra-320 SCSI 3.5-inch SCSI Hard Drive with Tray
SKU: 40K1060
Price: $139.46
25L2143 - IBM 9.1GB 7200RPM Ultra-2 SCSI Hot Pluggable 3.5-inch Hard Drive with Tray
SKU: 25L2143
Price: $250.53
02K0441 - IBM 36.4GB 7200RPM 80-Pin Wide Ultra- SCSI Hot Pluggable 3.5-inch Hard Drive with Tray
SKU: 02K0441
Price: $344.33
08L8421 - IBM 36.4GB 7200RPM 80-Pin Ultra-2 SCSI 3.5-inch Hard Drive with Tray
SKU: 08L8421
Price: $344.33
06H8631 - IBM Hot-pluggable 3.5-inch SCSI Hard Drive Tray for IBM PC Server
SKU: 06H8631
Price: $71.58
00Y2434 - IBM 1TB 7200RPM 2.5-inch SFF NL SAS 6GB/s Hard Drive with Tray for IBM STORWIZE V3500 and V3700
SKU: 00Y2434
Price: $78.95
59Y1810 - IBM 2TB 7200RPM SATA 3GB/s 3.5-inch Dual Port Hot Swapable Hard Drive with Tray for IBM xSeries Storage
SKU: 59Y1810
Price: $371.61
42D0786 IBM 2TB 7200RPM SATA Hot-Swappable 3.5-inch Hard Drive with Tray for IBM xSeries Storage
SKU: 42D0786
Price: $392.99
42D0782 - IBM 2TB 7200RPM SATA 3.5-inch Hot Swapable Hard Drive with Tray for IBM xSeries Storage
SKU: 42D0782
Price: $426.32
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.