Alternative to 4617A21: Better-Value Equivalents in Stock
Comparing the 4617A21 (4617A21 - Lenovo ThinkSystem DS4200 SFF SAS Dual Controller Unit) 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 4617A21
| SKU | 4617A21 |
|---|---|
| Product | 4617A21 - Lenovo ThinkSystem DS4200 SFF SAS Dual Controller Unit |
| Current price | $13,726.30 |
| Stock status | In Stock |
| Detail page | View 4617A21 › |
Alternatives to 4617A21
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.
39R8765 - IBM ServeRAID-8s SAS RAID Controller 256MB Up to 300MBps 1 x SFF-8484 SAS 300 Serial Attached SCSI External 2 x SFF-8470 SAS 300
SKU: 39R8765
Price: $630.54
64112B4 - IBM / Lenovo Storage S2200 SFF 24-Bays 2.5-inch SAS Dual Controller
SKU: 64112B4
Price: $3,704.14
00AE809 - IBM ServeRAID M5016 6Gb/s PCI-E 2.0 X8 Two mSAS SFF-8087 Internal Connectors SAS/SATA Controller.
SKU: 00AE809
Price: $505.26
1818D1A - IBM EXP5000 Expansion Unit 2x Power Supply 2x Controller 2x ESM Fiber Channel with Rails
SKU: 1818D1A
Price: $190.16
86G8149 - IBM 4MB Cache Disk Unit RAID Controller for 6512 iSeries Server Z7
SKU: 86G8149
Price: $250.53
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.