* NOTE: Image may not exactly match the product

WD Red 4TB NAS Internal Hard Drive – 5400 RPM Class, SATA 6Gb/s, SMR, 256MB Cache, 3.5″ – WD40EFAX

**WD Red 4TB NAS HDD (WD40EFAX):** Optimized for NAS systems, this 5400 RPM Class drive delivers reliable 24/7 performance with energy efficiency and low noise. Features SATA 6Gb/s speeds, 256MB cache, and SMR technology for high-density 4TB storage. Tailored for multi-user environments, it ensures seamless compatibility with NAS setups, enhanced by NASware firmware for reduced downtime. Ideal for home/small business backups, media storage, and shared workflows, offering durability and stable operation in RAID configurations. Key USP: WD’s trusted reliability, purpose-built for NAS longevity.

$Quote2 pcs(MOQ)

100% New and Genuine
Million Models In St
Bulk Order Rebate
Fast Delivery
Payment:
Shipping:
Interface

SATA 6.0Gb/s

Capacity

4TB

Form Factor

3.5"

Application

NAS

Brand

Western Digital

Width (maximum)

101.60mm

Usage

For NAS systems

Recording Technology

SMR

Length (maximum)

147.00mm

Cache

256MB

Height (maximum)

26.10mm

Products Status

New

RPM

5400 RPM

Q1: ls the product original ?

A1 : Yes, all of our products are orginal. We have our own QC team who will strictly check product quality before shipment.

Q2. Payment methods?

We accept T/T, PayPal, Alibaba ect.

Q3. Shipping methods?

We have long term business-ship with FedEx, UPS and DHL with favorble price. You can choose any shipping method mentioned above based on your ease. You can also use your own shipping account or shipping forwarder.

Q4. How long is the lead time?

Usually 1-3 working days after payment. Feel free to send me exact models for checking.

Q5. How long is the warranty period?

Different products have different warranty periods. Usually 1~3 years warranty.

Submit Inquiry

Buy more, save more. Contact us for exclusive discounts!

Inquire
Scroll to Top

Request Quote