Industry-Leading Storage, Surveillance You Can Trust
Western Digital has provided surveillance-grade storage for more than a decade. With WD Purple surveillance storage, drives are engineered for high temperature, always-on surveillance systems so you can rely on quality video when you need it most. WD Purple delivers smart video storage that you can trust and are backed by a 3-year limited warranty.
Western Digital's Exclusive AllFrame Technology
All WD Purple drives are equipped with AllFrame™ technology, which helps reduce video frame drops and improves video recording and playback.
Enhanced Workload Ratings
WD Purple drives feature a workload rating of up to 180TB/year2 - up to three times that of desktop drives - to handle the unique demands of mainstream video surveillance DVR and NVR systems.
Multiple Cameras, Multiple Streams
Modern recorders now support multiple video streams per camera. WD Purple drives support up to 64 single-stream HD cameras3. With so many options, you have the flexibility to upgrade or expand your security applications in the future.
Designed For Surveillance Solutions
With an MTBF of up to 1 million hours, WD Purple drives are engineered for mainstream surveillance DVRs and NVRs that operate 24/7. With tarnish-resistant components5 and support in storage systems with more than eight drive bays6, WD Purple drives deliver reliable operation even in harsh environments.
Wide Compatibility, Seamless Integration
WD Purple hard drives are built with compatibility in mind, so you can quickly and seamlessly add capacity to your surveillance system. With a wide range of industry-leading enclosures and chipsets supported, you’re sure to find the DVR or NVR configuration that’s right for you.
Form Factor
3.5 in.
Usage
Surveillance
Product Weight
1.26 ounces
Color
Purple
Maximum Read Speed
180 megabytes per second
Color Category
Purple
Manufacturer's Warranty - Parts
3 years
Maximum Write Speed
180 megabytes per second
Storage Drive Type
HDD
Product Width
4 inches
Interface(s)
SATA
Product Height
1.03 inches
Storage Capacity
4000 gigabytes
Minimum System Requirements
Supports 64 single-stream HD cameras
Cache Buffer Size
256 megabytes
Model Number
WD43PURZ
Product Compatibility
Server
Product Name
Purple Surveillance 4TB Internal Hard Drive
Manufacturer's Warranty - Labor
3 years
Brand
WD
Internal Or External
Internal