WD 4TB Purple Surveillance OEM Internal Hard Drive
Model: WD40PURX
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Specifications
Capacity | 4 TB |
User Sectors per Drive | 7,814,037,168 |
Form Factor | 3.5-inch |
Advanced Format (AF) | Yes |
RoHS Compliant | Yes |
Reliability / Data Integrity
Non-Recoverable Read Errors Per Bits Read | 14 |
Load/Unload Cycles | 300,000 |
Power Management
Average Power Requirements | Read/Write: 5.1 W Idle: 4.5 W Standby and Sleep: 0.5 W |
Performance
Data Transfer | Buffer to Host: 6 Gb/s Host to/from Drive (sustained): 150 MB/s |
Rotational Speed | 5400 rpm |
Cache | 64 MB |
Packaging Info
Package Weight | 1.85 lb |
Box Dimensions (LxWxH) | 8.9 x 6.1 x 2.9" |
Environmental Requirements
Acoustics | Idle: 25 dBA Seek (average): 26 dBA |
Temperature | Operating Temperature: 0 to 65°C Non-Operating Temperature: -40 to 70°C |
Weight | 1.50 lb / 0.68 kg |
Dimensions (HxWxL) | 1.028 x 4.000 x 5.787" / 26.1 x 101.6 x 147.0 mm |
Shock | Operating (2 ms, read/write): 30 Gs Operating (2 ms, read): 65 Gs Non-Operating (2 ms): 250 |
The move into the 4K resolution over recent months means we’re seeing the surveillance industry evolve. Higher resolutions, more cameras and 24/7 recordings mean that the demand for storage is on the way up.
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Low operating temperature, Low power consumption, Low operating noise, Three-year warranty
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Random Access Time high and low all-round performance (both irrelavant for this sector)
I installed this in my Tivo Roamio and its working great. People in the Tivo forums hate the WD Purple and claim its not a good drive for a DVR despite the fact that none of them have ever actually tried it.
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Ridiculously quiet Decent speed Low power Low heat 5400 rpm
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None so far
- 4TB Storage Capacity
- 3.5" Form Factor
- 6 Gb/s Data Transfer Rate
- 64MB Cache
- 5400 rpm Rotational Speed
- 300,000 Load/Unload Cycles
- Surveillance Class Storage
- Supports up to 32HD Surveillance Cameras
- WD 4TB Purple Surveillance OEM Internal Hard Drive
- Limited 3-Year Manufacturer Warranty