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1. Western Digital

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SATA 6 Gb/s, 3.5", WD40PURZ, WD Purple 4TB Surveillance Hard Drive, 5400 RPM Class, 64 MB Cache

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Western Digital #ad - Built for 24/7 surveillance. 3-year manufacturer's limited warranty. Allframe technology for better performance. Engineered for compatibility. Designed to support up to 64 HD cameras.
BrandWestern Digital #ad
ManufacturerEastern Data - Atlanta -- Dropship #ad
Height4 Inches
Length5.8 Inches
Weight1.5 Pounds
Width1 Inches
Part NumberWD40PURZ
ModelWD40PURZ
WarrantyWestern 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.

2. Seagate

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Seagate Skyhawk 4TB Surveillance Internal Hard Drive HDD – 3.5 Inch SATA 6GB/s 64MB Cache for DVR NVR Security Camera System with Drive Health Management – Frustration Free Packaging ST4000VX007

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Seagate #ad - Rotational vibration rv sensors help maintain performance in RAID and multi-drive systems 4TB or higher. 3 year limited Manufacturer Warranty. Custom-built for surveillance applications with Image Perfect firmware for crisp, clear, 24×7 video workloads. Maximum 180tb/year workload rating—3× the workload rating of desktop drives—for reliable performance in write-intensive surveillance systems. Up to 10tb of capacity to store up to 10, 000 hours of HD video.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.43 Pounds
Width4.01 Inches
Part NumberST4000VXZ07
ModelST4000VXZ07/VX007
Warranty3-year limited

3. Western Digital

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7200 RPM Class, 256 MB Cache, , SATA 6 Gb/s, 3.5", WD101PURZ Old Version, WD Purple 10TB Surveillance Internal Hard Drive

#ad
Western Digital #ad - Engineered for compatibility. Designed to support up to 64 HD cameras. 3-year manufacturer's limited. Built for 24/7 surveillance. All frame technology for better performance.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1.03 Inches
Length5.79 Inches
Weight1.43 Pounds
Width4 Inches
Part NumberWD101PURZ
ModelWD101PURZ
Warranty3-year manufacturer limited warranty

4. 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

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Western Digital #ad - Please purchase mounting hardware and cables separately if necessary. Engineered specifically for surveillance security systems. Ships in wd-certified box for safe transit during shipping. Tler & ata streaming support. Prioritized write-operations for maximized surveillance performance. Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications. Reduced video frame loss. Package includes a hard drive only - no screws, cables, manuals included.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1 Inches
Length5.8 Inches
Weight1.61 Pounds
Width4 Inches
Part NumberWD20PURX
ModelWD20PURX
Warranty3-year manufacturer limited warranty

5. 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

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MDD MAXDIGITALDATA #ad - Durable, designed for 24/7 operation, coolspin technology for low power consumsion, Heavy Duty, low heat and quiet operation. Enhanced for Video Stream, Optimized for Surveillance. 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.
BrandMDD MAXDIGITALDATA #ad
ManufacturerMaxDigitalData #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberMD3000GSA3257DVR
ModelMD3000GSA3257DVR
Warranty2 Year Warranty from Reseller

6. Seagate

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Seagate SkyHawk 1TB Surveillance Hard Drive, Sata 6Gb/s 64MB Cache 3.5-Inch Internal Drive ST1000VX005

#ad
Seagate #ad - Custom built for surveillance applications with image Perfect firmware for crisp, clear, 24×7 video workloads. Up to 10tb of capacity to store up to 10, 000 hours of HD video. Maximum 180tb/year workload rating 3× the workload rating of desktop drives for reliable performance in write intensive surveillance systems. Rotational vibration rv sensors help maintain performance in Raid and multi drive systems 4TB or higher.
BrandSeagate #ad
ManufacturerSEAGATE #ad
Height1.03 Inches
Length5.79 Inches
Weight0.95 Pounds
Width4.01 Inches
Part NumberST1000VX005
ModelST1000VX005
Warranty1 Year

7. MaxDigitalData

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MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive MD4000GSA6472DVR, w/ 2 Year Warranty

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MaxDigitalData #ad - 2 years warranty from reseller, Worry Free Return, 100% Full Refund. Enhanced for Video Stream, Optimized for Surveillance. 4tb capacity, 7200rpm 64mb cache 3. 5in surveillance HDD. Durable, heavy duty, Designed for 24/7 Operation. Estimate record : 112 days 30FPS, 720P.
BrandMaxDigitalData #ad
ManufacturerMaxDigitalData #ad
Height1 Inches
Length5.8 Inches
Weight2 Pounds
Width4 Inches
Part NumberMD4000GSA6472DVR
ModelMD4000GSA6472DVR

8. MaxDigitalData

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MaxDigitalData 2TB 32MB Cache 7200PM SATA 3.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive MD2000GSA3272DVR, w/ 2 Year Warranty

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MaxDigitalData #ad - Designed for 24/7 operation, Enhanced for Video Stream, Optimized for Surveillance. Quiet operation, Low power consumption, cool temperature. 2tb capacity, 7200rpm 32mb cache 3. 5in surveillance HDD. Estimate record : 60 days 30FPS, 720P. 2 years warranty from reseller, Worry Free Return, 100% Full Refund.
BrandMaxDigitalData #ad
ManufacturerMaxDigitalData #ad
Height1 Inches
Length5.8 inches
Width4 Inches
Part NumberMD2000GSA3272DVR
ModelMD2000GSA3272DVR

9. MaxDigitalData

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MaxDigitalData 1TB 32MB Cache 7200PM SATA 3.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive MD1000GSA3272DVR, w/ 2 Year Warranty

#ad
MaxDigitalData #ad - Heavy duty, perfect for CCTV DVR, Surveillance System. Estimate record : 30 days 30FPS, 720P. Designed for 24/7 operation, Enhanced for Video Stream, Optimized for Surveillance. 2 years warranty from reseller, Worry Free Return, 100% Full Refund. 1tb capacity, 7200rpm 32mb cache 3. 5in surveillance HDD.
BrandMaxDigitalData #ad
ManufacturerMaxDigitalData #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberMD1000GSA3272DVR
ModelMD1000GSA3272DVR

10. MDD MAXDIGITALDATA

#ad

MaxDigitalData 3TB 32MB Cache 5700PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive MD3000GSA3257DVR, 2 Year Warranty Renewed

#ad
MDD MAXDIGITALDATA #ad - Durable, heavy duty, designed for 24/7 operation, Coolspin technology for low power consumsion, low heat and quiet operation. Estimate record : 84 days 30FPS, 720P. 3tb capacity, 5700rpm, 32mb cache 3. 5in surveillance Hard Drive. Enhanced for Video Stream, Optimized for Surveillance. 2 years warranty from reseller, Worry Free Return, 100% Full Refund.
BrandMDD MAXDIGITALDATA #ad
ManufacturerMaxDigitalData #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberMD3000GSA3257DVR-cr
Warranty90 days limited warranty