HDD internal 3.5

The Seagate SkyHawk 2TB is a 3.5-inch internal hard drive created for surveillance DVR and NVR storage. This exact product is model ST2000VX017 and connects through SATA 6Gb/s for use in compatible security recording systems.Seagate specifies 5400 RPM, a 256MB cache and CMR recording for ST2000VX017. The maximum sustained transfer rate is up to 180MB/s. SATA 6Gb/s is the interface bandwidth of the connection and should not be interpreted as the continuous read or write speed of the mechanical disk.SkyHawk is tuned for 24/7 video workloads and supports recording from up to 64 HD camera streams. Its workload rating is up to 180TB per year, while surveillance-focused firmware is intended to maintain consistent recording behaviour in supported DVR and NVR equipment.Installation requires a compatible SATA controller, a standard drive power connection and a free 3.5-inch internal bay. The 2TB capacity, RPM, cache, CMR recording technology and transfer rate stated here apply specifically to ST2000VX017 and are not inferred from another SkyHawk capacity. Before use, check the recorder manufacturer's compatibility guidance if it provides a list of approved hard drive models. Brand Seagate Model SkyHawk / ST2000VX017 MPN ST2000VX017 Capacity 2TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The Seagate SkyHawk 4TB is a 3.5-inch internal hard drive for surveillance DVR and NVR systems. This exact ASIN is identified by model ST4000VX016 and uses a SATA 6Gb/s interface for installation in compatible video recording equipment.Seagate specifies 5400 RPM, a 256MB cache and CMR recording for this 4TB SkyHawk model. The maximum sustained transfer rate is listed at up to 180MB/s. SATA 6Gb/s describes the interface bandwidth and does not mean the mechanical disk transfers data continuously at 6Gb/s.SkyHawk is designed for always-on video workloads, with ImagePerfect firmware intended to support consistent surveillance recording. The model supports up to 64 HD camera streams and carries a workload rating of up to 180TB per year, making its intended use distinct from ordinary desktop storage.Installation requires a free 3.5-inch bay, a compatible SATA controller and standard SATA power. The stated capacity, RPM, cache, CMR recording technology and transfer rate apply specifically to ST4000VX016 and are not copied from another capacity in the SkyHawk range. For DVR or NVR deployments, check the recorder manufacturer's compatibility guidance for the exact drive model before installation. Brand Seagate Model SkyHawk / ST4000VX016 MPN ST4000VX016 Capacity 4TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The WD Red Pro 6TB is a 3.5-inch internal hard drive designed for NAS and RAID storage. This exact product uses MPN WD6005FFBX and connects through SATA 6Gb/s, making it suitable for compatible multi-bay network storage systems that require a conventional internal SATA HDD.Western Digital specifies 7200 RPM, a 256MB cache and CMR recording for WD6005FFBX. The published maximum sustained transfer rate is up to 238MB/s. SATA 6Gb/s describes the interface bandwidth and must not be read as the sustained speed of the mechanical drive.WD Red Pro is built for continuous NAS workloads and this model is rated for up to 550TB per year. NASware firmware is intended to support compatibility and controlled error recovery in RAID environments, while the Red Pro family is positioned for demanding multi-user storage rather than ordinary desktop-only use.Installation requires a free 3.5-inch bay, SATA data connection and suitable power connection. Capacity, RPM, cache, recording technology and transfer rate in this listing refer specifically to WD6005FFBX and are not copied from another WD Red Pro capacity. Check the NAS or RAID enclosure compatibility list before installation, particularly where the system vendor validates individual drive models. Brand Western Digital Model WD Red Pro / WD6005FFBX MPN WD6005FFBX Capacity 6TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS Maximum Sustained Transfer Rate Up to 238MB/s Workload Rating Up to 550TB/year

Read more less

The Seagate IronWolf 8TB is a 3.5-inch internal hard drive intended for RAID and network attached storage. This exact Amazon product is identified by MPN ST8000NT002 and uses a SATA 6Gb/s connection for compatible multi-bay NAS systems.The listing specifies 7200 RPM, a 256MB cache and CMR recording for ST8000NT002. SATA 6Gb/s describes the host interface bandwidth and should not be interpreted as the sustained read or write speed of the mechanical disk. No separate sustained transfer figure is stated here without reliable model-specific confirmation.IronWolf is purpose-built for NAS environments with multiple users and is positioned for systems with up to eight drive bays. IronWolf Health Management is supported on compatible NAS platforms, and the product includes Seagate Rescue Data Recovery Services together with a three-year limited warranty according to the listing.A compatible SATA host, standard drive power connection and a free 3.5-inch bay are required. The 8TB capacity, 7200 RPM speed, 256MB cache and CMR recording technology in this listing are tied specifically to ST8000NT002 and are not taken from the older ST8000VN002 model. Check the NAS manufacturer's compatibility list before installation where the enclosure vendor qualifies exact drive models. Brand Seagate Model IronWolf / ST8000NT002 MPN ST8000NT002 Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS

Read more less

The Seagate SkyHawk 4TB is a 3.5-inch internal surveillance hard drive for DVR and NVR systems. This Amazon package uses MPN ST4000VXZ16; the underlying drive model is ST4000VX016 and the host connection is SATA 6Gb/s.For ST4000VX016, Seagate specifies 5400 RPM, a 256MB cache and CMR recording, with a maximum sustained transfer rate of up to 180MB/s. The SATA 6Gb/s figure refers to interface bandwidth and is not the sustained read or write speed of the mechanical drive.SkyHawk is designed for continuous surveillance recording and supports up to 64 HD camera streams. ImagePerfect firmware is intended to support consistent video workloads, while the stated workload rating is up to 180TB per year. These features reflect its DVR/NVR role rather than general desktop or NAS positioning.Installation requires a compatible SATA controller, standard drive power and a free 3.5-inch internal bay. The capacity, RPM, cache, CMR technology and transfer rate here are tied to ST4000VX016/ST4000VXZ16 and are not copied from another SkyHawk capacity. For a recorder with an approved-drive list, verify the exact model before adding the disk to an existing surveillance system. Brand Seagate Model SkyHawk / ST4000VX016 MPN ST4000VXZ16 Capacity 4TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The WD Red Pro 8TB is a 3.5-inch internal hard drive designed for NAS and RAID environments. This exact model is WD8003FFBX and uses a SATA 6Gb/s interface for compatible network storage systems with an internal 3.5-inch drive bay.Western Digital specifies 7200 RPM, a 256MB cache and CMR recording for WD8003FFBX. The published maximum sustained transfer rate is up to 235MB/s. SATA 6Gb/s is the interface bandwidth and should not be confused with the sustained transfer speed of the hard drive itself.This generation of WD Red Pro is intended for demanding multi-bay NAS operation and is rated for workloads of up to 300TB per year. NASware firmware supports RAID-oriented operation and compatibility, while the drive's CMR recording avoids the shingled recording method used by some consumer HDDs.A compatible SATA host, power connection and free 3.5-inch bay are required. The 8TB capacity, 7200 RPM speed, 256MB cache, CMR technology and transfer figure in this listing are tied specifically to WD8003FFBX, not to another Red Pro revision. Check the NAS manufacturer's qualified-drive or compatibility list where available before adding the drive to an existing RAID set. Brand Western Digital Model WD Red Pro / WD8003FFBX MPN WD8003FFBX Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS Maximum Sustained Transfer Rate Up to 235MB/s Workload Rating Up to 300TB/year

Read more less

The Seagate IronWolf 4TB is a 3.5-inch internal hard drive designed for NAS and RAID storage. This exact model is ST4000VN006 and connects through SATA 6Gb/s, with specifications intended for compatible multi-user network attached storage systems.Seagate specifies 5400 RPM, a 256MB cache and CMR recording for ST4000VN006. The product manual lists a maximum sustained data rate of up to 202MB/s. SATA 6Gb/s is the interface bandwidth and does not represent the sustained read or write performance of the mechanical disk.IronWolf uses AgileArray features for NAS operation and includes rotational vibration sensing for supported multi-bay environments. The drive is designed for up to eight-bay NAS systems and is rated for a workload of up to 180TB per year, with IronWolf Health Management available on compatible NAS platforms.A free 3.5-inch bay, SATA data connection and suitable power connection are required. The 4TB capacity, 5400 RPM speed, 256MB cache, CMR technology and transfer rate in this listing refer specifically to ST4000VN006 rather than another IronWolf capacity or revision. Check the NAS manufacturer's compatibility list before installation where exact drive qualification is required. Brand Seagate Model IronWolf / ST4000VN006 MPN ST4000VN006 Capacity 4TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use NAS Maximum Sustained Transfer Rate Up to 202MB/s Workload Rating 180TB/year

Read more less

The Seagate IronWolf Pro 16TB is a 3.5-inch internal hard drive built for professional NAS storage. This exact SKU is ST16000NE000 and uses a SATA 6Gb/s interface, with support for multi-bay NAS environments.It runs at 7200 RPM with 256MB of cache and CMR recording. Seagate specifies a maximum sustained transfer rate of up to 255MB/s for the 16TB model. SATA 6Gb/s is the interface bandwidth and should not be confused with the sustained read or write speed of the disk.The drive is rated for a 300TB/year workload and is designed for continuous 24×7 operation. Seagate lists support for systems with up to 24 drive bays, rotational vibration sensors for multi-drive environments, hot-plug support and AgileArray optimisation for NAS and RAID use.The ST16000NE000 uses 512e sector formatting and is specified for 1.2 million hours MTBF. A compatible SATA host connection and a free 3.5-inch internal bay are required. Capacity, RPM, cache, recording technology and transfer rate in this listing refer specifically to this exact 16TB model and are not copied from another IronWolf Pro capacity. Check NAS enclosure compatibility for the exact drive model before installation. Brand Seagate Model IronWolf Pro / ST16000NE000 MPN ST16000NE000 Capacity 16TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS Maximum Sustained Transfer Rate Up to 255MB/s Workload Rating 300TB/year Sector Format 512e

Read more less

The Western Digital WD Red Pro 8TB is a 3.5-inch internal hard drive for nas storage. This exact SKU is identified by WD8005FFBX and uses a SATA 6Gb/s interface.It runs at 7200 RPM with 256MB of cache and CMR recording. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is Up to 550TB/year, a measure of annual data activity rather than capacity. WD8005FFBX is a WD Red Pro model designed for multi-bay NAS and RAID storage. Western Digital specifies CMR recording, 7200 RPM and a 256MB cache, with NASware firmware intended for continuous NAS operation and controlled behaviour in RAID environments.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required; check the NAS manufacturer's compatibility list. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Western Digital Model WD Red Pro / WD8005FFBX MPN WD8005FFBX Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS Workload Rating Up to 550TB/year

Read more less

The Seagate BarraCuda 8TB is a 3.5-inch internal hard drive for desktop storage. This exact SKU is identified by ST8000DMZ04 and uses a SATA 6Gb/s interface.It runs at 5400 RPM with 256MB of cache and SMR recording. The manufacturer lists a maximum sustained transfer rate of up to 190MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 55TB/year, a measure of annual data activity rather than capacity. This Amazon FFP SKU uses the ST8000DM004 base drive and the package part number ST8000DMZ04. It is a desktop hard drive for high-capacity PC storage, using SMR recording, a 5400 RPM spindle and a 256MB cache.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Seagate Model BarraCuda / ST8000DM004 MPN ST8000DMZ04 Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology SMR Intended Use Desktop Maximum Sustained Transfer Rate Up to 190MB/s Workload Rating 55TB/year

Read more less

The Seagate IronWolf 8TB is a 3.5-inch internal hard drive for nas storage. This exact SKU is identified by ST8000VN004 and uses a SATA 6Gb/s interface.It runs at 7200 RPM with 256MB of cache and CMR recording. The manufacturer lists a maximum sustained transfer rate of up to 210MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 180TB/year, a measure of annual data activity rather than capacity. The ST8000VN004 is designed for NAS systems with one to eight drive bays. It uses CMR recording, a 7200 RPM spindle and a 256MB cache, while AgileArray firmware and rotational vibration sensing are intended for stable RAID operation and continuous NAS workloads.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required; confirm the NAS vendor's compatibility list before installation. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. Brand Seagate Model IronWolf / ST8000VN004 MPN ST8000VN004 Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use NAS Maximum Sustained Transfer Rate Up to 210MB/s Workload Rating 180TB/year

Read more less

The Seagate SkyHawk 6TB is a 3.5-inch internal hard drive for surveillance storage. This exact SKU is identified by ST6000VX001 and uses a SATA 6Gb/s interface.It runs at 5900 RPM with 256MB of cache and CMR recording. The manufacturer lists a maximum sustained transfer rate of up to 180MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 180TB/year, a measure of annual data activity rather than capacity. The ST6000VX001 is a surveillance-focused drive for DVR and NVR recording. It uses CMR recording, supports up to 64 HD camera streams and includes rotational vibration sensing for multi-drive systems, with firmware tuned for sustained video workloads.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Seagate Model SkyHawk / ST6000VX001 MPN ST6000VX001 Capacity 6TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5900 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The Seagate SkyHawk 8TB is a 3.5-inch internal hard drive for surveillance storage. This exact SKU is identified by ST8000VX010 and uses a SATA 6Gb/s interface.It runs at 5400 RPM with 256MB of cache and CMR recording. The manufacturer lists a maximum sustained transfer rate of up to 180MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 180TB/year, a measure of annual data activity rather than capacity. The ST8000VX010 is built for continuous DVR and NVR recording. It uses CMR recording, supports up to 64 HD camera streams and includes rotational vibration sensors to help maintain stable operation in multi-bay surveillance systems.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Seagate Model SkyHawk / ST8000VX010 MPN ST8000VX010 Capacity 8TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The Western Digital WD_BLACK 6TB is a 3.5-inch internal hard drive for desktop performance storage. This exact SKU is identified by WD6003FZBX and uses a SATA 6Gb/s interface.It runs at 7200 RPM with 256MB of cache and CMR recording. The manufacturer lists a maximum sustained transfer rate of up to 227MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.This WD_BLACK model is a performance-oriented 3.5-inch PC hard drive for desktops, gaming systems and other high-capacity local storage builds. Western Digital specifies CMR recording, a 7200 RPM performance class and a 256MB cache for WD6003FZBX.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Western Digital Model WD_BLACK / WD6003FZBX MPN WD6003FZBX Capacity 6TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Recording Technology CMR Intended Use Desktop performance Maximum Sustained Transfer Rate Up to 227MB/s

Read more less

The Western Digital WD Red Pro 22TB is a 3.5-inch internal hard drive for nas storage. This exact SKU is identified by WD221KFGX and uses a SATA 6Gb/s interface.It runs at 7200 RPM with 512MB of cache and CMR recording. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is Up to 550TB/year, a measure of annual data activity rather than capacity. WD Red Pro is designed for multi-bay NAS and RAID environments that run around the clock. The 22TB model combines CMR recording, a 7200 RPM spindle and a 512MB cache, with NASware firmware intended to support compatibility and controlled error recovery in NAS systems.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required; NAS compatibility should be checked against the enclosure vendor. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. Brand Western Digital Model WD Red Pro / WD221KFGX MPN WD221KFGX Capacity 22TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 512MB Recording Technology CMR Intended Use NAS Workload Rating Up to 550TB/year

Read more less

The Seagate SkyHawk 6TB is a 3.5-inch internal hard drive for surveillance storage. This exact SKU is identified by ST6000VXZ09 and uses a SATA 6Gb/s interface.It runs at 5400 RPM with 256MB of cache and CMR recording. The manufacturer lists a maximum sustained transfer rate of up to 180MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 180TB/year, a measure of annual data activity rather than capacity. The drive is tuned for DVR and NVR video workloads, supports up to 64 HD camera streams and includes rotational vibration sensors for stable operation in multi-bay surveillance systems. The FFP part number is ST6000VXZ09; the underlying drive model is ST6000VX009.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. Brand Seagate Model SkyHawk / ST6000VX009 MPN ST6000VXZ09 Capacity 6TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology CMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 180MB/s Workload Rating 180TB/year

Read more less

The Seagate SkyHawk AI 16TB is a 3.5-inch internal hard drive for surveillance / ai video storage. This exact SKU is identified by ST16000VE000 and uses a SATA 6Gb/s interface.It runs at 7200 RPM with 256MB of cache. The manufacturer lists a maximum sustained transfer rate of up to 250MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 550TB/year, a measure of annual data activity rather than capacity. Designed for AI-enabled video security workloads, with support for up to 64 HD camera streams and up to 32 AI streams. Rotational vibration sensors support multi-bay operation, while ImagePerfect AI firmware is tuned for continuous video recording.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Seagate Model SkyHawk AI / ST16000VE000 MPN ST16000VE000 Capacity 16TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 7200 RPM Cache 256MB Intended Use Surveillance / AI video Maximum Sustained Transfer Rate Up to 250MB/s Workload Rating 550TB/year

Read more less

The Toshiba S300 4TB is a 3.5-inch internal hard drive for surveillance storage. This exact SKU is identified by HDWT840UZSVA and uses a SATA 6Gb/s interface.It runs at 5400 RPM with 256MB of cache and SMR recording. The manufacturer lists a maximum sustained transfer rate of up to 184MB/s. SATA 6Gb/s is the interface bandwidth, not the sustained read or write speed of the disk.The stated workload rating is 180TB/year, a measure of annual data activity rather than capacity. Toshiba specifies HDWT840UZSVA as the 4TB bulk S300 model. It is designed for surveillance recording, supports up to 64 cameras and up to eight drive bays, and uses SMR recording with a 5400 RPM spindle and 256MB buffer.A SATA 6Gb/s host connection and a free 3.5-inch drive bay are required. Capacity, cache and RPM, together with recording technology, in this listing are tied to this exact model and are not copied from another capacity in the same series. For NAS, RAID or surveillance use, the host system should support the exact drive model and required SATA connection. The 3.5-inch format is intended for systems with a matching internal bay, SATA data connection and standard drive power connector. Brand Toshiba Model S300 / HDWT840UZSVA MPN HDWT840UZSVA Capacity 4TB Drive Type Internal HDD Form Factor 3.5-inch Interface SATA 6Gb/s Rotational Speed 5400 RPM Cache 256MB Recording Technology SMR Intended Use Surveillance Maximum Sustained Transfer Rate Up to 184MB/s Workload Rating 180TB/year

Read more less