Alternative to DK225A-21: Better-Value Equivalents in Stock
Comparing the DK225A-21 (DK225A-21 - Hitachi 2.16GB 4500RPM ATA-33 2.5-inch Hard Drive) against alternatives? Pro Disk Network stocks 12 similar Hitachi 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 DK225A-21
| SKU | DK225A-21 |
|---|---|
| Product | DK225A-21 - Hitachi 2.16GB 4500RPM ATA-33 2.5-inch Hard Drive |
| Current price | $324.21 |
| Stock status | In Stock |
| Detail page | View DK225A-21 › |
Alternatives to DK225A-21
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.
07N9214 - Hitachi Deskstar 180GXP 120GB 7200RPM IDE Ultra ATA/133 (ATA-7) 2MB Cache 3.5-inch Hard Drive
SKU: 07N9214
Price: $235.79
HDS721010KLAT60 - Hitachi Deskstar 7K1000 1TB 7200RPM IDE Ultra ATA/133 (ATA-7) 8MB Cache 3.5-inch Hard Drive
SKU: HDS721010KLAT60
Price: $414.32
0A31421 - Hitachi Deskstar 7K80 40GB 7200RPM ATA-133 2MB Cache 3.5-inch Hard Drive
SKU: 0A31421
Price: $78.50
0A33218 - Hitachi Deskstar 7K80 80GB 7200RPM ATA-100 2MB Cache 3.5-inch Hard Drive
SKU: 0A33218
Price: $82.42
0A21133 - Hitachi Travelstar 80GN 60GB 4200RPM ATA-100 8MB Cache 2.5-inch Hard Drive
SKU: 0A21133
Price: $82.42
0A32157 - Hitachi Deskstar T7K500 320GB 7200RPM ATA-133 8MB Cache 3.5-inch Hard Drive
SKU: 0A32157
Price: $91.46
0A30214 - Hitachi Deskstar 7K80 40GB 7200RPM ATA-133 2MB Cache 3.5-inch Hard Drive
SKU: 0A30214
Price: $110.82
0A21611 - Hitachi Deskstar T7K250 250GB 7200RPM ATA-133 8MB Cache 3.5-inch Hard Drive
SKU: 0A21611
Price: $126.37
0A32159 - Hitachi Deskstar T7K500 250GB 7200RPM ATA-133 8MB Cache 3.5-inch Hard Drive
SKU: 0A32159
Price: $128.05
HTS541210H9AT00 - Hitachi Travelstar 5K120 100GB 5400RPM ATA-133 8MB Cache 2.5-inch Hard Drive
SKU: HTS541210H9AT00
Price: $140.76
HDS721680PLAT80 - Hitachi Deskstar 80GB 7200RPM ATA-133 8MB Cache 3.5-inch Hard Drive
SKU: HDS721680PLAT80
Price: $153.12
HDS721680PLAT20 - Hitachi Deskstar 7K160 80GB 7200RPM ATA-133 8MB Cache 3.5-inch Hard Drive
SKU: HDS721680PLAT20
Price: $161.93
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.