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Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache
Product Attributes
- Capacity
- >1TB
- Type
- Solid State Disk
- Application
- Laptop, Desktop, Server
- Model NO.
- WD85purz
- Rotationl Speed
- Ask Us
- Installation
- Internal - External
- Interface Type
- SSD
- Size
- Ask Us
- Cache
- 8MB - 512MB
- SSD Cache
- 4GB - 8GB
- Interface Rate
- 75MB/S - 4000MB/S
- Transport Package
- Custom
- Specification
- Data transfer
- Trademark
- No
- Origin
- China
- Production Capacity
- 5000PCS/Per Week
Product Images of Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache
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Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache -
Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache -
Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache -
Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache -
Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache -
Wd40efrx 4tb 3.5″ Nas Hard Disk Drive – SATA 6GB/S, 5400 Rpm, 64MB Cache
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Product Description
Product Description
The WD85PURZ 8TB Internal Hard Drive is part of the WD Purple surveillance-class HDD series, engineered specifically for security systems, DVRs, and NVRs. With its massive 8TB capacity, it supports up to 64 HD cameras, ensuring smooth video playback and reliable recording. Built with AllFrame™ technology, this drive reduces frame loss, improves video playback, and optimizes storage in 24/7 surveillance environments. Its 5400 RPM class speed, 256MB cache, and SATA 6Gb/s interface deliver consistent performance with low power consumption and enhanced durability for continuous operation.
Key Features
-
4TB capacity designed for NAS environments
-
3.5-inch form factor with SATA 6Gb/s interface
-
5400 RPM class spindle speed for low power consumption
-
64MB cache for smooth data handling
-
NASware™ 3.0 technology for optimized compatibility
-
Designed for 24/7 continuous operation
-
RAID-optimized for multi-drive systems
-
Low noise and vibration resistance for NAS use
Technical Specifications
| Specification | Details |
|---|---|
| Model | WD40EFRX |
| Capacity | 4TB |
| Form Factor | 3.5″ HDD |
| Interface | SATA III 6Gb/s |
| Spindle Speed | 5400 RPM Class |
| Cache | 64MB |
| Technology | NASware™ 3.0 |
| Reliability | 24/7 continuous operation |
| Compatibility | Small office / home NAS, RAID setups |
| Applications | NAS, backup, media server, file storage |
Applications
-
Small office and home NAS systems
-
RAID arrays for data protection
-
File sharing and collaborative storage
-
Media server for video and music streaming
-
Data backup and archiving
-
Continuous 24/7 NAS operation
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI232634". Items marked "
" are certified.
Company Profile
Founded in 2012, TOB Technologies is a leading high-tech enterprise specializing in the integration of research, development, design, production, and sales of advanced technologies. With a diverse product portfolio, we offer industry-leading solutions in the fields of energy storage batteries, outdoor power supplies, communication equipment, and FTTH products.
At TOB Technologies, we understand the growing demand for reliable and high-speed connectivity. That's why we have expanded our expertise to include cutting-edge FTTH solutions. Our FTTH product line offers state-of-the-art equipment and technologies for Fiber to the Home deployments, enabling seamless and ultra-fast broadband connections for residential and commercial customers.
In addition to our FTTH solutions, we continue to excel in other areas. Our core offerings include lithium-ion batteries, lithium-ion battery packs, and energy-storage battery systems. These products are designed to meet the ever-increasing power demands of various industries, ensuring reliable and efficient energy storage solutions.
Operating from our advanced facilities, we have a fully automatic 18650 cell production line with an impressive annual output of 2GWH. Complementing this, we maintain an independent battery pack production line that spans 23, 000 m2. Upholding the highest quality standards, our certifications include ISO 9001: 2015, ISO 14001: 2015, and OHSAS 18001, while our products adhere to international standards such as CQC, IEC, UN38.3, CE, CB, RoHS, MSDS, SDS, KC, and REACH.
Our success is fueled by a talented team of 30 professionals, including accomplished pH. D. Holders, who bring their expertise to bear on independent research, development, and design initiatives. Under our esteemed "TOB" brand, we provide global customers with competitive solutions, exceptional power and energy storage battery products, and state-of-the-art FTTH technologies.
Collaboration and excellence are at the heart of our values. We foster open partnerships with customers and supply partners around the world, leveraging their insights to continually improve our offerings. Together, we can shape a connected future, harnessing the innovative solutions and unwavering commitment that define TOB Technologies.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- 4/F, Building 23, Longbi Industrial Zone, Bantian Street, Longgang District, Shenzhen, Guangdong, China
-
Plant Area
- 300 square meters
-
Number of Employees
- 6
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
Our Production Capability & Technical Expertise
-
Main Products
- Battery, Fiber Optic Equipment, Bluetooth Speaker
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2015-09-16
-
Main Markets
- Domestic
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- Others
FAQ
- What is the storage capacity?
- The drive offers a 4TB capacity suitable for NAS environments.
- What interface does it use?
- It uses a SATA III 6Gb/s interface for fast data transfer.
- Is it suitable for 24/7 operation?
- Yes, it is designed for reliability in 24/7 continuous NAS operation.
- What is the cache size?
- The drive comes with a 64MB cache for smooth data handling.
- Can it be used in RAID setups?
- Yes, it is RAID-optimized for multi-drive systems and data protection.
- What is the spindle speed?
- It has a 5400 RPM class spindle speed for low power consumption.
- What technology ensures compatibility?
- It features NASware 3.0 technology for optimized compatibility.
- Is it noisy during operation?
- No, it is designed with low noise and vibration resistance.
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