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2TB Capacity, 5700RPM 32MB Cache 3.5in Surveillance HDD

Estimate Record : 60 Days (30FPS, 720P)

Heavy Duty, Perfect for CCTV DVR, Surveillance System

Designed for 24/7 Operation, Enhanced for Video Stream, Optimized for Surveillance

3 Years Warranty from Reseller, Worry Free Return, 100% Full Refund

Available in capacities ranging from 1-14TB(1) with support for up to 8 bays | (1) 1MB = 1 million bytes, 1GB = 1 billion bytes, and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

Supports up to 180 TB/yr workload rate(2) | (2) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.

NASware firmware for compatibility

Built for small or medium business NAS systems in a 24/7 environment

3-year limited warranty(3) | (3) MTBF specifications are based on a sample population and are estimated by statistical measurements and acceleration algorithms under typical operating conditions: workload of 90TB/year and drive temperature of 40°C. Derating of MTBF will occur above these parameters, up to 65°C drive temperature. MTBF does not predict an individual drive’s reliability and does not constitute a warranty. Not all products may be available in all regions of the world.

High Performance: All-CMR (conventional magnetic recording) portfolio enables consistent, industry-leading 24×7 performance allowing users to access data anytime, anywhere

IronWolf Health Management: Helps protect data with prevention, intervention, and recovery recommendations to ensure peak system health

Optimized for NAS: AgileArray with dual-plane balancing, time-limited error recovery (TLER), and rotational vibration (RV) sensors to deliver top RAID performance in multi-bay environments

Rated for up to 24 drives per Array, with RV (rotational vibration) Sensors for Data Protection

Manufacturer Recertified by Seagate, officially refurbished product.

HIGH-DENSITY STORAGE - 22TB hard disk drive designed for Hyperscale applications/cloud data centers solutions requiring maximum storage efficiency. 3.5-inch form factor for space-constrained data centers. FAST DATA ACCESS - 6Gb/s SATA for high data integrity, scalability and fast data access.

HIGHEST-RELIABILITY - The industry’s highest-reliability 7200-RPM drive, designed for 24×7 operation with MTBF of 2.0M hours and AFR of 0.44%.

Bare Drive Only, Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system.

Works for Desktop PC/Mac, RAID System, NAS Network Storage, CCTV DVR, Surveillance System

5 Years Warranty from Reseller, Worry Free Return! 100% Full Refund.

HIGH-DENSITY STORAGE - 12TB hard disk drive designed for Hyperscale applications/cloud data centers solutions requiring maximum storage efficiency. 3.5-inch form factor for space-constrained data centers. FAST DATA ACCESS - 6Gb/s SATA for high data integrity, scalability and fast data access.

HIGHEST-RELIABILITY - The industry’s highest-reliability 7200-RPM drive, designed for 24×7 operation with MTBF of 2.0M hours and AFR of 0.44%.

Bare Drive Only, Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system.

Works for Desktop PC/Mac, RAID System, NAS Network Storage, CCTV DVR, Surveillance System

5 Years Warranty from Reseller, Worry Free Return! 100% Full Refund.

Optimize your storage for your business with a full portfolio of enterprise-class WD Gold HDDs in capacities up to 24TB(1). | (1) 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

Quality and reliability with up to 2.5M hours MTBF(3) to help you store your data with confidence. | (3) Projected values for model numbers WD241KRYZ, WD221KRYZ and WD202KRYZ. Final MTBF and AFR specifications are estimated by statistical measurements.

Specifically designed for use in enterprise-class storage systems and data centers.

Improve performance with our vibration protection technology.

HelioSeal technology delivers high capacities with a low power draw (12TB & up).

Renewed products look and work like new. These pre-owned products have been inspected and tested by Amazon-qualified suppliers, which typically perform a full diagnostic test, replacement of any defective parts, and a thorough cleaning process. Packaging and accessories may be generic. All products on Amazon Renewed come with a minimum 90-day supplier-backed warranty.

Whether you're at the office or on the road, you can play and burn both CDs and DVDs with the Apple USB SuperDrive. It's perfect when you want to watch a DVD movie, install software, create backup discs, and more.

Only slightly bigger than a CD case, the Apple USB SuperDrive slips easily into your travel bag when you hit the road and takes up little space on your desk or tray table when you're working.

Compatible with MacBook Pro with retina display, MacBook Air,iMac (late 2012) and later, Mac mini (late 2009) and later, Mac Pro (late 2013), MacBook Pro models with Thunderbolt 3 (USB-C) ports require a USB-C to USB Adapter (sold separately) to use Apple USB SuperDrive

There's no separate power adapter, and it works whether your Mac is plugged in or running on battery power.

Optimize your storage for your business with a full portfolio of enterprise-class WD Gold HDDs in capacities up to 24TB(1). | (1) 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment

Quality and reliability with up to 2.5M hours MTBF(3) to help you store your data with confidence.

Specifically designed for use in enterprise-class storage systems and data centers.

Improve performance with our vibration protection technology.

HelioSeal technology delivers high capacities with a low power draw (12TB & up).

High-capacity 3.5" SATA hard drive for storage-intensive enterprise IT systems.

Workload rating: 550TB/year

Mean time between failure (MTBF): 2.5 million hours

APPLICATION: For use in 5.25-inch internal drive bay, compatible with all types of 3.5 inch hard drives (HDD/SSD)

ENLARGE SPACE: can convert a 3.5-inch hard drive to a 5.25-inch drive bay via this holder, quickly maximize and expand space within your computer case

DURABLE: Metal Structural Support , lightweight with simple design, heat dissipation, to protect your hard disk. Stable and reliable structure, assuring a long lifespan.

EASY INSTALLATION: Accurate mounting holes applied, suitable for most chassis with optical drive, and one bracket occupies one optical drive. Fits in any 5.25 inch front bay.

PACKAGE : 2 pcs 3.5 to 5.25 inch hard drive bracket holder, 24 mounting screws. Come with complete spare parts, easy to install