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1 year limited warranty. Silk stream - optimized for smooth, continuous digital video playback of up to twelve simultaneous HD streams.




Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon. Com. The product ships with all relevant accessories, a minimum 90-day warranty, inspection, and may arrive in a generic box.

1. Western Digital
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5400 RPM, 3.5", WD20PURZ, SATA 6 Gb/s, 64 MB Cache, Western Digital 2TB WD Purple Surveillance Internal Hard Drive HDD
#adWestern Digital #ad - Built for 24/7 surveillance. 3-year manufacturer's limited warranty. Designed to support up to 64 HD cameras. Allframe technology for better performance. Engineered for compatibility.More information #ad
Brand | Western Digital #ad |
Manufacturer | Western Digital Bare Drives #ad |
Height | 1.03 Inches |
Length | 5.79 Inches |
Weight | 0.99 Pounds |
Width | 4 Inches |
Part Number | WD20PURZ |
Model | WD20PURZ |
Warranty | Western Digital ("WD") values your business and always attempts to provide you the very best of service. No limited warranty is provided by WD unless your WD Product ("Product") was purchased from an authorized distributor or authorized reseller. Distributors may sell Products to resellers who then sell Products to end users. Please see below for warranty information or obtaining service. No warranty service is provided unless the Product is returned to an authorized return center in the region (warranty regions are identified as Canada, U.S.A., Latin America, Europe, Middle East, Africa, Asia Pacific, India and Thailand) where the Product was first shipped by WD, which may have regional specific warranty implications. If your Product was purchased as a component integrated within a system by a system manufacturer, no limited warranty is provided by WD. |
More information #ad
2. Western Digital
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WD Purple 2TB Surveillance Hard Disk Drive, 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch, WD20PURX Old Version
#adWestern Digital #ad - Package includes a hard drive only - no screws, cables, manuals included. Reduced video frame loss. Prioritized write-operations for maximized surveillance performance. Tler & ata streaming support. Please purchase mounting hardware and cables separately if necessary.More information #ad
Ships in wd-certified box for safe transit during shipping. Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications. Engineered specifically for surveillance security systems.Brand | Western Digital #ad |
Manufacturer | Western Digital #ad |
Height | 1 Inches |
Length | 5.8 Inches |
Weight | 1.61 Pounds |
Width | 4 Inches |
Part Number | WD20PURX |
Model | WD20PURX |
Warranty | 3-year manufacturer limited warranty |
More information #ad
3. Seagate
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Seagate Skyhawk 4TB Surveillance Hard SATA 6Gb/s 64MB Cache 3.5-Inch Internal Drive-Frustration Free Packaging ST4000VX007
#adSeagate #ad - Rotational vibration rv sensors help maintain performance in RAID and multi-drive systems 4TB or higher. Maximum 180tb/year workload rating—3× the workload rating of desktop drives—for reliable performance in write-intensive surveillance systems.More information #ad
Up to 10tb of capacity to store up to 10, 000 hours of HD video. Custom-built for surveillance applications with Image Perfect firmware for crisp, clear, 24×7 video workloads.Brand | Seagate #ad |
Manufacturer | Seagate Bare Drives #ad |
Height | 1.03 Inches |
Length | 5.79 Inches |
Weight | 1.43 Pounds |
Width | 4.01 Inches |
Part Number | ST4000VXZ07 |
Model | ST4000VX007 |
Warranty | 3-year limited |
More information #ad
4. Western Digital
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WD101PURZ Old Version, Western Digital 10TB WD Purple Surveillance Internal Hard Drive, 7200 RPM Class, , SATA 6 Gb/s, 256 MB Cache, 3.5"
#adWestern Digital #ad - Engineered for compatibility. 3-year manufacturer's limited. Built for 24/7 surveillance. All frame technology for better performance. Designed to support up to 64 HD cameras.More information #ad
Brand | Western Digital #ad |
Manufacturer | Western Digital #ad |
Height | 1.03 Inches |
Length | 5.79 Inches |
Weight | 1.43 Pounds |
Width | 4 Inches |
Part Number | WD101PURZ |
Model | WD101PURZ |
Warranty | 3-year manufacturer limited warranty |
More information #ad
5. Western Digital
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WD 2 TB WD AV-GP SATA III Intellipower 64 MB Cache Bulk/OEM AV Hard Drive WD20EURX
#adWestern Digital #ad - Ideal for set-top boxes pvr, media centers, media servers, DVR and IPTV, and surveillance applications. Power-conserving wd av-gp drives offer significant power savings and thermally optimized operation resulting in lower cost of ownership and unsurpassed reliability for PVR/DVR, IPTV boxes and media server manufacturers.1 year limited warranty. Silk stream - optimized for smooth, continuous digital video playback of up to twelve simultaneous HD streams.
More information #ad
Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary. Silk stream is compatible with the ATA streaming command set so CE customers can use standard streaming management and error recovery options. 2tb capacity holds up to 400, 000 mp3 files, 500, 000 digital photos, and 240 hours of HD video.Brand | Western Digital #ad |
Manufacturer | Western Digital #ad |
Height | 1 Inches |
Length | 5.8 Inches |
Weight | 1.61 Pounds |
Width | 4 Inches |
Part Number | WD20EURX |
Model | WD20EURX |
Warranty | 3 year manufacturer limited warranty |
More information #ad
6. Seagate
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Seagate BarraCuda 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache 3.5-Inch – Frustration Free Packaging ST2000DM008/ST2000DMZ08
#adSeagate #ad - The go to sata hard drive solution for nearly every PC application—from music to video to photo editing to PC gaming. Note: graphics may vary and size 3. 5" refer to the size of the data platters not the size of the hard drive mechanism.More information #ad
Build a powerhouse gaming computer or desktop setup with a variety of capacities and form factors. Store more, compute faster, and do it confidently with the proven reliability of BarraCuda internal hard drives. Confidently rely on internal hard drive technology backed by 20 years of innovation.Brand | Seagate #ad |
Manufacturer | Seagate Bare Drives #ad |
Height | 0.79 Inches |
Length | 5.79 Inches |
Weight | 0.92 Pounds |
Width | 4 Inches |
Part Number | ST2000DMZ08 |
Model | ST2000DMZ08 |
Warranty | 2-year limited |
More information #ad
7. Western Digital
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Western Digital RE4 WD2003FYYS 2TB 64MB Cache SATA 3.0Gb/s 3.5" Enterprise Hard Drive, w/3 Year Warranty Renewed
#adWestern Digital #ad - Up to 2 million Hours MTBF. 2tb capacity, 7200rpm, 64mb cache, 3.5" sata hard Drive. 3 year warranty from reseller, mfg date code : 2010 ~ 2011 Old Model / Discontinued Model. Designed for 24/7 heavy Duty operation, Enterprise Grade HDD. Works for servers, cctv dvr, NAS, raid, PC/Mac Workstation.More information #ad
Brand | Western Digital #ad |
Manufacturer | Western Digital #ad |
Height | 1 Inches |
Length | 5.8 Inches |
Width | 4 Inches |
Part Number | WD2003FYYS-OEM-cr |
Model | WD2003FYYS |
Warranty | 90 days limited warranty |
More information #ad
8. MDD MAXDIGITALDATA
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MaxDigitalData 3TB 32MB Cache 5700PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive MD3000GSA3257DVR, 2 Year Warranty
#adMDD MAXDIGITALDATA #ad - Estimate record : 84 days 30FPS, 720P. 3tb capacity, 5700rpm, 32mb cache 3. 5in surveillance Hard Drive. 2 years warranty from reseller, Worry Free Return, 100% Full Refund.More information #ad
Enhanced for Video Stream, Optimized for Surveillance. Durable, heavy duty, designed for 24/7 Operation, coolspin technology for low power consumsion, low heat and quiet operation.Brand | MDD MAXDIGITALDATA #ad |
Manufacturer | MaxDigitalData #ad |
Height | 1 Inches |
Length | 5.8 Inches |
Width | 4 Inches |
Part Number | MD3000GSA3257DVR |
Model | MD3000GSA3257DVR |
Warranty | 2 Year Warranty from Reseller |
More information #ad
9. Western Digital
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WD10PURX Old Version Renewed, 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch, WD Purple 1TB Surveillance Hard Disk Drive
#adWestern Digital #ad - Reduced video frame loss. The refurbishing process includes functionality testing, basic cleaning, and repackaging. Prioritized write-operations for maximized surveillance performance.Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon. Com. The product ships with all relevant accessories, a minimum 90-day warranty, inspection, and may arrive in a generic box.
More information #ad
This certified refurbished product is tested and certified to look and work like new. Engineered specifically for surveillance security systems. Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications.Brand | Western Digital #ad |
Manufacturer | Western Digital #ad |
Height | 1 Inches |
Length | 5.8 Inches |
Width | 4 Inches |
Part Number | WD10PURX#CR |
Model | WD10PURX#CR |
Warranty | 90 days limited warranty |
More information #ad
10. Western Digital
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CMR, 3.5" -WD40EFZX, 128 MB Cache, Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD, 5400 RPM, SATA 6 Gb/s
#adWestern Digital #ad - Workload rate is annualized TB transferred 8760 / recorded power-on hours. Available in capacities ranging from 1-14TB with support for up to 8 bays. Small or medium business NAS systems in a 24x7 environment.More information #ad
Supports up to 180 tb/yr workload rate workload rate is defined as the amount of user data transferred to or from the hard drive. Workload rate will vary depending on your hardware and software components and configurations. Nasware firmware for compatibility.Brand | Western Digital #ad |
Manufacturer | Western Digital Technologies, Inc. #ad |
Height | 1.03 Inches |
Length | 5.79 Inches |
Weight | 1.32 Pounds |
Width | 4 Inches |
Part Number | WD40EFZX |
Model | WD40EFZX |
Warranty | 3 year limited warranty |
More information #ad