• 4TB Storage Capacity
  
• 3.5-Inch Internal NAS Hard Drive
  
• SATA 6Gb/s Interface
  
• 5400RPM Spindle Speed
  
• 256MB Cache
  
• Optimised for NAS Systems
  
• Reliable Data Storage and Backup
  
• Designed for Continuous Operation
  
• Compatible with Synology NAS Solutions
  
• 3 Year Warranty

The Synology Plus Series 4TB Internal HDD is designed to provide dependable performance and reliability for NAS environments. Featuring a 4TB storage capacity, 5400RPM spindle speed, 256MB cache and SATA 6Gb/s interface, it delivers efficient data storage, backup and file-sharing capabilities for home offices and small businesses. Optimised for continuous operation, it is an ideal storage solution for Synology NAS systems.

Hard drives designed for Synology
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.

Superior dependability
Using 100% conventional magnetic recording (CMR) technology, Plus Series disk drives ensure consistent write performance throughout their lifespans.

Comprehensive testing
Synology Plus Series drives are subjected to thorough compatibility and stress testing to ensure smooth 24/7 operation under multi-user workloads.

Easy firmware updates
Firmware updates can be performed directly through DSM, ensuring drives benefit from the latest patches while eliminating the need for disk removal.

Tuned for performance
Firmware and operating system–level optimizations enable up to 36% faster sequential reads compared to similar-class third-party drives.

3-year warranty
At Synology, we are committed to delivering innovative and high-quality products. The Plus Series drives come with a 3-year limited warranty that includes top-notch technical support and hardware replacement services.