Alternative to 4N40A33704: Better-Value Equivalents in Stock
Comparing the 4N40A33704 (4N40A33704 - Lenovo Ultrastar A7K2000 1TB 7200RPM SATA 3Gbps 32MB Cache 3.5-inch Hard Drive for NAS) 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 4N40A33704
| SKU | 4N40A33704 |
|---|---|
| Product | 4N40A33704 - Lenovo Ultrastar A7K2000 1TB 7200RPM SATA 3Gbps 32MB Cache 3.5-inch Hard Drive for NAS |
| Current price | $404.32 |
| Stock status | In Stock |
| Detail page | View 4N40A33704 › |
Alternatives to 4N40A33704
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.
43W7629 - IBM Ultrastar A7K1000 1TB 7200RPM SATA 3.0Gb/s 32MB Cache 3.5-inch Hard Drive with Tray for N Series
SKU: 43W7629
Price: $170.53
46C4455 - IBM Ultrastar A7K1000 1TB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Hard Disk Drive
SKU: 46C4455
Price: $178.95
45E2141 - IBM Ultrastar A7K1000 1TB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Hard Disk Drive for N Series
SKU: 45E2141
Price: $357.09
42D0037 - IBM Ultrastar A7K1000 1TB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Hard Disk Drive for N Series
SKU: 42D0037
Price: $405.26
67Y1380 - IBM Lenovo 1TB 7200RPM SATA 3Gbps 32MB Cache 3.5-inch Hard Drive for ThinkServer
SKU: 67Y1380
Price: $406.79
43W7579 - IBM Ultrastar A7K1000 750GB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Internal Hard Disk Drive
SKU: 43W7579
Price: $218.95
45E1424 - IBM Ultrastar A7K1000 500GB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Hard Disk Drive
SKU: 45E1424
Price: $392.99
43W7575 - IBM Ultrastar A7K1000 750GB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Internal Hard Disk Drive
SKU: 43W7575
Price: $503.09
43W7576 - IBM Ultrastar A7K1000 750GB 7200RPM SATA 3GB/s 32MB Cache 3.5-inch Internal Hard Disk Drive
SKU: 43W7576
Price: $503.09
21R9819 - IBM 1TB 7200RPM SATA 3Gb/s 32MB Cache Hot-Swappable 3.5-inch Hard Drive
SKU: 21R9819
Price: $273.91
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.