Alternative to AAR-2820SA: Better-Value Equivalents in Stock
Comparing the AAR-2820SA (AAR-2820SA - Adaptec 2820SA 8Channel SATAII PCI-x RAID Controller with 128MB Cache without Cable) against alternatives? Pro Disk Network stocks 12 similar 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 AAR-2820SA
| SKU | AAR-2820SA |
|---|---|
| Product | AAR-2820SA - Adaptec 2820SA 8Channel SATAII PCI-x RAID Controller with 128MB Cache without Cable |
| Current price | $182.37 |
| Stock status | In Stock |
| Detail page | View AAR-2820SA › |
Alternatives to AAR-2820SA
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.
2199400-R - Adaptec 2820SA 8Channel SATAII PCI-x RAID Controller with 128MB Cache without Cable
SKU: 2199400-R
Price: $876.22
ASR2405 - Adaptec Raid Contr Raid 2405 Storage Controller (raid) 4 Channel ) Sgl
SKU: ASR2405
Price: $182.37
ASR-31605 - Adaptec ADAPTECH - RAID 31605 16-Ports PCI Express X8 SATA/SAS RAID Controller RoHS with 256MB Cache
SKU: ASR-31605
Price: $47.37
ASR-2230SLP - Adaptec 2230SLP Dual Channel 64-bit 133MHz PCI-x Ultra-320 SCSI RAID Controller Card RoHS with 128MB Cache
SKU: ASR-2230SLP
Price: $143.39
2260300-R - Adaptec 2045 4 Port SATA/SAS PCI Express 8X 128MB DDR2 Cache RAID Controller Card
SKU: 2260300-R
Price: $485.53
ASR-2045 - Adaptec 2045 4 Port SATA/SAS PCI Express 8X 128MB DDR2 Cache RAID Controller Card
SKU: ASR-2045
Price: $485.53
2269500-R - Adaptec 2805 8-port SAS RAID Controller - Serial Attached SCSI (SAS) - PCI Express x8 - Plug-in Card - RAID Supported - 0 1 1E 10 JBOD R
SKU: 2269500-R
Price: $543.01
2270000-R - Adaptec 6405 4-port SAS RAID Controller - Serial Attached SCSI (SAS) Serial ATA/600 - PCI Express x8 - Plug-in Card - RAID Supported - 0 1
SKU: 2270000-R
Price: $591.11
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.