Western Digital Hard Drives (HDD)

Western Digital Ultrastar HC555 20TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for Server 0B48724

• Massive 20TB capacity provides ample storage for server environments.
• SAS 3.0 interface delivers high bandwidth and enterprise-grade reliability.
• SAS interface is not compatible with standard SATA ports, requiring a SAS controller.

Western Digital Ultrastar DC HA340 10TB HDD Hard Drive 3.5" SATA III 7200rpm for Server / Recorder 0B47062

Western Digital WD Black 6TB HDD Hard Drive 3.5" SATA III 7200rpm for Desktop WD6004FZWX

Western Digital Ultrastar DC HC570 512E SE P3 DC 22TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for Server 0F48052

Western Digital Ultrastar 18TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for Server 0B47747

Western Digital Ultrastar DC HC580 24TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for Server 0F62802

Western Digital HC555 Data Center SE 14TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for Server / Recorder 0B47743

• The 512 MB cache helps buffer frequent reads and writes in high-load server environments.
• The 3.5-inch SAS 3.0 form factor is widely compatible with existing enterprise storage arrays and recorders.
• It uses the legacy SAS 3.0 interface, limiting compatibility with modern SAS-4 or NVMe systems.

Western Digital Ultrastar DC HC690 26TB HDD Hard Drive 3.5" SAS 2.0 7200rpm with 512MB Cache for NAS / Server / Recorder 0F59375

• Provides massive 26TB storage capacity for high-density NAS, server, or recorder setups.
• CMR recording technology ensures consistent performance and reliable data integrity.
• Uses SAS 2.0 interface, which has lower bandwidth than modern SAS 4.0 or NVMe options.

Western Digital Purple Pro Smart 24TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for Recorder WD241PURP

• Massive 24TB capacity provides extensive storage for long-term surveillance recording.
• CMR recording technology ensures consistent write performance and data integrity for continuous recording workloads.
• The high 7200 RPM speed may generate more heat and noise compared to slower surveillance drives.

Western Digital Blue 3TB HDD Hard Drive 3.5" SATA III 5400rpm with 256MB Cache for Desktop WD30EZAZ

• Massive 3TB capacity provides ample storage for large media libraries and backups.
• 256 MB cache helps buffer data and improve sequential read performance.
• SMR recording technology can slow write speeds during sustained transfers or RAID rebuilds.

Western Digital Gold Enterprise Class 24TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for Server / Recorder WD241KRYZ

• Massive 24TB capacity suits high-density server and recorder storage needs.
• CMR recording technology ensures consistent write performance for enterprise workloads.
• No mention of a specific workload rating (e.g., TB/year) for durability expectations.

Western Digital Red Pro 24TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for NAS WD240KFGX

• Massive 24TB capacity significantly expands storage for large NAS environments.
• 7200 RPM spindle speed and 512MB cache offer strong sustained throughput for heavy workloads.
• High power consumption and heat output are expected given the 24TB capacity and 7200 RPM.

Western Digital Ultrastar 12TB HDD Hard Drive 3.5" SATA III 7200rpm with 256MB Cache for Server 0B47063

Western Digital DC HC590 24TB HDD Hard Drive 3.5" SATA III 7200rpm for NAS / Server 0F59373

Western Digital Ultrastar DC HC580 22TB HDD Hard Drive 3.5" SATA III 7200rpm for NAS / Server / Recorder 0F62791

• Idle and active power consumption are higher than lower-RPM models, increasing operational costs.
• 7200 RPM operation generates more noise and heat compared to 5400 RPM alternatives.
• Massive 22TB capacity suits high-density storage for NAS, servers, or recorders.

Western Digital 3TB HDD Hard Drive 3.5" SATA III 5400rpm with 128MB Cache for Recorder WD34PURZ

• Large 3TB capacity provides ample storage for extended video recording.
• SATA III interface ensures reliable data transfer for continuous recording workloads.
• 5400rpm speed is slower than 7200rpm drives, potentially affecting file transfer speeds.

Western Digital 24TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for Recorder WD240PURP

• Massive 24TB capacity suits high-volume surveillance recording without frequent swaps.
• CMR recording technology ensures consistent write performance for continuous data streams.
• No mention of workload rating or MTBF, raising questions about long-term reliability.

Western Digital DC HC690 24TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for NAS / Server / Recorder 0F65684

Western Digital Ultrastar DC HC330 10TB HDD Hard Drive 3.5" SATA III 7200rpm with 256MB Cache for Server 0B42266 WUS721010ALE6L4

• High 10TB capacity suits enterprise server storage needs.
• 7200rpm spindle speed ensures decent sequential read/write performance.
• No mention of CMR or SMR recording technology, which affects write endurance.

Western Digital Purple Pro 26TB HDD Hard Drive 3.5" SATA III 7200rpm with 512MB Cache for Recorder WD260PURP

• Massive 26TB capacity provides extensive storage for high-resolution surveillance footage.
• 7200 RPM spindle speed ensures consistent read/write performance for continuous recording workloads.
• High capacity comes at a significant price premium compared to lower-capacity drives.

Western Digital Blue 4TB HDD Hard Drive 3.5" SATA III 5400rpm with 256MB Cache for Desktop WD40EZAX

Western Digital Ultrastar DC HC560 SE 20TB HDD Hard Drive 3.5" SAS 3.0 7200rpm with 512MB Cache for NAS / Server 0F38652

Western Digital Ultrastar HC555 12TB HDD Hard Drive 3.5" SATA III with 512MB Cache for Server / Recorder 0B48720

Western Digital Purple Surveillance 6TB HDD Hard Drive 3.5" SATA III 5700rpm with 128MB Cache for Recorder WD62PURZ