WD WD40EFPX
Red Plus HDD 3.5" Internal SATA 4TB Red, 5400 RPM
Key facts
- Part number
- WD40EFPX
- Brand
- WD
- Category
- HDD
- Price
- AUD 249≈ USD 172 Reference price (RRP)
- Availability
- On request — ask for a quote
Overview
No other drive is designed specifically for home and small office NAS systems. Our exclusive technology, NASware, makes WD Red thrive in the demanding small-NAS environment.
( Please Check Device Compatibility)
- Recording Technology CMR
- Synology Compatible Models - DS1821+, DS1621+, DVA3221, DS1520+, DS920+, DS720+, DS420+, DS420j, DS220+, DS220j, DS120j.
- Capacity 4TB
- Form Factor 3.5"
- Rotation Speed 5400
- SATA 6Gb/s
- 3 Year Warranty
Specifications
Technical Details
- Model
- WD Red Plus
- Platform
- Internal
- Classification
- Enterprise
- Capacity
- 4.0 TB
- Rotation Speed (RPM)
- 5400
- Form Factor
- 3.5"
- Interface
- SATA 6Gb/s
- Cache
- 256 MB
- MTBF (Hours)
- 1,000,000
- Powered
- SATA
- Unit Dimensions (W x H x D mm)
- 101.6 x 26.1 x 147
- Weight (Kg)
- .57
- Warranty
- 3 years
Reference price history
Recorded reference and list prices over time. Not Prology selling prices.
- Latest
- AUD 249≈ USD 172
- Oct 2026
- Lowest recorded
- AUD 249≈ USD 172
- Highest recorded
- AUD 249≈ USD 172
- Recorded
- 2026
- 1 price point
AUD 249 rrp, recorded
Buy or sell WD WD40EFPX
Buying WD HDDs
Looking to buy the WD WD40EFPX or a compatible HDD? Prology supplies new, refurbished and used WD HDDs in Australia and the United States. Send the part number and quantity for a firm price.
Selling WD HDDs
Have a spare or decommissioned WD40EFPX? Prology buys used and surplus WD HDDs — single units or whole lots — and replies with an offer within 1 business day. Sell your WD40EFPX.
- What is the WD WD40EFPX?
- The WD WD40EFPX is a WD HDD – Red Plus HDD 3.5" Internal SATA 4TB Red, 5400 RPM.
- How much does the WD WD40EFPX cost?
- The reference price on record is AUD 249 (Oct 2026). It is a reference figure, not a selling price — ask Prology for a firm quote.
- Where can I buy the WD WD40EFPX?
- It is not listed on the Prology store yet. Prology sources WD HDDs on request — request a quote and we reply with a firm price and lead time within 1 business day.
- Can I sell a used WD WD40EFPX?
- Yes. Prology buys used and surplus WD HDDs, including the WD40EFPX. Get an offer — sell outright or trade in against your next order.
Request a quote for WD40EFPX
Tell us the quantity and condition you need. Prology replies with a firm price and lead time within 1 business day.