Western Digital WD40EFPX 4TB
4 TB · HDD · SATA · WD Red Plus 4TB NAS HDD 5400RPM SATA 6Gb/s CMR 256MB Cache 3.5" WD40EFPX
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Best price now
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No live listings
Average lowest Buy It Now, all time
$163.39
Not enough history yet
Lowest Buy It Now, all time
$95.00
on Oct 8, 2026
Price history: lowest Buy It Now price
The lowest Buy It Now price each day, from live listings (not sold prices), including shipping, by condition.
- New$95.00
- Used$158.98
Show price data as a table
| Date | New | Used |
|---|---|---|
| 2026-10-11 | $158.98 | |
| 2026-10-10 | $158.98 | |
| 2026-10-09 | $158.98 | |
| 2026-10-08 | $95.00 | |
| 2026-10-07 | $245.00 |
Specs
- Technology
- CMR · steady write speed. Fine for NAS and RAID.
- Speed
- 5,400 RPM
- Cache
- 256 MB
- Form factor
- 3.5"
- Interface
- SATA
- Warranty
- 3 years from the maker, for new drives. Used and refurbished drives carry the seller’s warranty.
From the maker’s model number where we know the product line, otherwise from the listing titles. Check the seller’s listing before buying.
Current listings
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Similar drives
| $/TB | Price | Capacity | Type | Technology | Form factor | Interface | Condition | Drive | 7-day trend | Qty | Buy | Shipping notes | Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| $46.25 | $185.00 | 4 TB | HDD | CMR | 3.5" | SATA | New | WD Red Plus 4TB NAS 3.5" SATA Internal HDD 5400RPM 128MB (WD40EFZZ) | — | ||||
| $34.99 | $139.94 | 4 TB | HDD | CMR | 3.5" | SATA | Used | *Chips* Western Digital WD Red Pro NAS HDD WD4003FFBX 4TB w/ 256MB Cache 7200rpm | 1 | ||||
| $71.30 | $285.21 | 4 TB | HDD | CMR | — | SATA | New | 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB | — | Free | |||
| $37.39 | $149.56 | 4 TB | HDD | CMR | 3.5" | SATA | New | New Western Digital WD40EFRX 68N32N0 4TB 3.5" SATA 5400RPM WD Red NAS HDD | — | Free | |||
| $33.00 | $132.00 | 4 TB | HDD | CMR | — | SATA | Used | 4TB SATA Western Digital 3.5 WD Red CMR 6Gbps 5.4K RPM Enterprise NAS Hard Drive | — | Free |