Alternative to WDXUL4000KDNN: Better-Value Equivalents in Stock
Comparing the WDXUL4000KDNN (WDXUL4000KDNN - Western Digital Essential 400GB 7200RPM USB 2.0 16MB Cache External Hard Drive) against alternatives? Pro Disk Network stocks 12 similar Western Digital 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 WDXUL4000KDNN
| SKU | WDXUL4000KDNN |
|---|---|
| Product | WDXUL4000KDNN - Western Digital Essential 400GB 7200RPM USB 2.0 16MB Cache External Hard Drive |
| Stock status | In Stock |
| Detail page | View WDXUL4000KDNN › |
Alternatives to WDXUL4000KDNN
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.
Western WDBABM7500ABK-00 Western Digital WDBABM7500ABK-00 My Passport Essential SE 750GB USB 2.0 2.5-Inch External Hard Drive
SKU: WDBABM7500ABK-00
Price: $178.95
WDBACW0010HBK-NESN - Western Digital My Book Essential 1TB USB 3.0 3.5-inch External Hard Drive
SKU: WDBACW0010HBK-NESN
Price: $184.21
WDBACW0010HBK - Western Digital My Book Essential 1TB USB 3.0 3.5-inch External Hard Drive
SKU: WDBACW0010HBK
Price: $372.38
WDBFNJ0000NNC-WASN - Western Digital WDBFNJ0000NNC-WASN 2-port USB Card - 2 x Type A USB 3.0 USB - Plug-in Card
SKU: WDBFNJ0000NNC-WASN
Price: $139.66
WD4000YD - Western Digital Caviar SE 400GB 7200RPM SATA 1.5Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000YD
Price: $165.79
WD4000YR - Western Digital Caviar RE2 400GB 7200RPM SATA 1.5Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000YR
Price: $172.42
WD4000YS - Western Digital RE2 400GB 7200RPM SATA 3Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000YS
Price: $182.37
WD4001ABYS - Western Digital RE2 400GB 7200RPM SATA 3Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4001ABYS
Price: $189.47
WD4000AAKS - Western Digital Caviar SE16 400GB 7200RPM SATA 3Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000AAKS
Price: $195.63
WD40001ABYS - Western Digital RE2 400GB 7200RPM SATA 3Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD40001ABYS
Price: $207.50
WD4000KD - Western Digital Caviar SE16 400GB 7200RPM SATA 1.5Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000KD
Price: $211.00
WD4000YR-01PLB0 - Western Digital Caviar RE2 400GB 7200RPM SATA 1.5Gb/s 16MB Cache 3.5-inch Hard Drive
SKU: WD4000YR-01PLB0
Price: $211.00
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.