Alternative to DK237A-21: Better-Value Equivalents in Stock
Comparing the DK237A-21 (DK237A-21 - Hitachi 2.1GB 4000RPM ATA/IDE 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 DK237A-21
| SKU | DK237A-21 |
|---|---|
| Product | DK237A-21 - Hitachi 2.1GB 4000RPM ATA/IDE 2.5-inch Hard Drive |
| Current price | $192.08 |
| Stock status | In Stock |
| Detail page | View DK237A-21 › |
Alternatives to DK237A-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.
HTS721080G9AT00 - Hitachi TravelStar 7K100 80GB 7200RPM 8MB Cache IDE Ultra ATA/100 (ATA-6) 44-Pin 2.5-inch Hard Drive
SKU: HTS721080G9AT00
Price: $157.89
HTS421240H9AT00 - Hitachi Travelstar 4K120 40GB 4200RPM IDE Ultra ATA/100 (ATA-6) 2MB Cache 2.5-inch Hard Drive
SKU: HTS421240H9AT00
Price: $190.79
HTS421260G9AT00 - Hitachi Travelstar 4K120 60GB 4200RPM IDE Ultra ATA/100 (ATA-6) 2MB Cache 2.5-inch Hard Drive
SKU: HTS421260G9AT00
Price: $194.87
HTS721060M9AT00 - Hitachi Travelstar 7K100 60GB 7200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HTS721060M9AT00
Price: $194.87
HTE721060M9AT00 - Hitachi Travelstar E7K100 60GB 7200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HTE721060M9AT00
Price: $194.87
07N9214 - Hitachi Deskstar 180GXP 120GB 7200RPM IDE Ultra ATA/133 (ATA-7) 2MB Cache 3.5-inch Hard Drive
SKU: 07N9214
Price: $235.79
HTS721040G9AT00 - Hitachi Travelstar 7K100 40GB 7200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HTS721040G9AT00
Price: $239.55
HTS412112H9AT00 - Hitachi Travelstar 4K120 120GB 4200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HTS412112H9AT00
Price: $250.47
HDS721010KLAT60 - Hitachi Deskstar 7K1000 1TB 7200RPM IDE Ultra ATA/133 (ATA-7) 8MB Cache 3.5-inch Hard Drive
SKU: HDS721010KLAT60
Price: $414.32
HEJ421080G9AT00 - Hitachi Endurastar J4K100 80GB 4200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HEJ421080G9AT00
Price: $1,025.68
HEJ421010G9AT00 - Hitachi Endurastar J4K100 100GB 4200RPM IDE Ultra ATA/100 (ATA-6) 8MB Cache 2.5-inch Hard Drive
SKU: HEJ421010G9AT00
Price: $1,175.51
HEJ421040G9AT00 - Hitachi Endurastar J4K100 40GB 4260RPM IDE / ATA-100 8MB Cache 2.5-inch Hard Drive
SKU: HEJ421040G9AT00
Price: $117.63
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.