Alternative to K2R81A: Better-Value Equivalents in Stock
Comparing the K2R81A (K2R81A - HP Modular Smart Array 2040 SFF Chassis - Storage Enclosure) 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 K2R81A
| SKU | K2R81A |
|---|---|
| Product | K2R81A - HP Modular Smart Array 2040 SFF Chassis - Storage Enclosure |
| Current price | $818.95 |
| Stock status | In Stock |
| Detail page | View K2R81A › |
Alternatives to K2R81A
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.
C8R18A - HP Modular Smart Array 2040 LFF Disk Enclosure Storage Enclosure 12-Bay
SKU: C8R18A
Price: $1,850.53
AP846B - HP Modular Smart Array P2000 G3 Fc Dual Controller Sff Modular Smart Array System Hard Drive Array 24-Bay 0
SKU: AP846B
Price: $1,450.53
C8R15A - HP Modular Smart Array 2040 San Dual Controller SFF Storage Hard Drive Array 24-Bay
SKU: C8R15A
Price: $1,433.68
C8S55A - HP Modular Smart Array 2040 SAS Dual Controller SFF Storage Hard Drive Array 24-Bay
SKU: C8S55A
Price: $1,840.00
C8R15SB - HP Modular Smart Array 2040 San Dual Controller SFF Storage Hard Drive Array 24-Bay
SKU: C8R15SB
Price: $2,412.63
K2R84A - HP Modular Smart Array 2040 SAS Dual Controller SFF Storage Hard Drive Array 24 Bays ( SAS-2 ) SAS 12GB/s (External) Rackmountable 2u
SKU: K2R84A
Price: $2,503.16
K2R80A - HP Modular Smart Array 2040 San Dual Controller LFF Storage - Hard Drive Array
SKU: K2R80A
Price: $2,250.53
K2R79A - HP Modular Smart Array 2040 San Dual Controller LFF Storage - Hard Drive Array
SKU: K2R79A
Price: $3,968.42
C8S54A - HP Modular Smart Array 2040 SAS Dual Controller LFF Storage Hard Drive Array 12-Bay
SKU: C8S54A
Price: $4,115.79
C8R14SB - HP Modular Smart Array 2040 San Dual Controller LFF Storage Hard Drive Array 12-Bay
SKU: C8R14SB
Price: $14,153.09
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.