Seagate Portable 4TB External Hard Drive HDD Slim - USB 3.0 for PC Laptop and Mac (STGX4000400)
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    Synology 5-bay DiskStation DS1525+ (Diskless)

    • 5-Bay;8GB DDR4
    • Usage Backup & stream media through personal cloud
    • Diskless System
    • 2 x USB 3.2 Gen 1
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    Learn more about the Synology Inc. DS1525+

    Best Seller Ranking #5 in Desktop NAS
    Model
    Brand Synology
    Series DiskStation
    Model DS1525+
    Type Desktop NAS
    Interfaces
    Port USB 2 x USB 3.2 Gen 1
    Port eSATA 2 x eSATA
    HDD Interface 5 x SATA (5 x Bay)
    Configuration
    Form Factor 5-Bay;8GB DDR4
    Installed Memory 8 GB DDR4 ECC SODIMM
    Memory Slot 2 x DDR4 SODIMM
    Hard Drive Performance
    Included HDD Capacity Diskless System
    RAID Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID6, RAID 10
    Drive Compatibility 5 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
    2 x M.2 2280 NVMe SSD (drives not included)
    Convenience
    Supported Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS
    Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP,
    CalDAV
    Power
    Power 100-240 VAC 50/60Hz
    Power Consumption 52.06 W (Access)
    16.71 W (HDD Hibernation)
    Environmental
    Temperature Operating Temperature : 0°C to 40°C (32°F to 104°F)
    Storage Temperature : -20°C to 60°C (-5°F to 140°F)
    Humidity 5% to 95% RH
    Features
    Features Dependable Performance
    Up to 1,181/1,180 MB/s sequential
    read/write throughput4 supports stable
    data transfers
    Fast Networking
    Built-in 2.5GbE ports for fast connectivity
    out of the box with support for 10GbE
    Versatile Network Storage
    Leverage built-in file and photo
    management, data protection,
    virtualization, and surveillance solutions
    Capacity Expansion
    Add 10 extra drive bays for up to 300
    TB5 of raw storage with two DX525
    expansion unit1
    Extendable Product Support
    Backed by Synology's 3-year limited
    hardware warranty, extendable to 5 years
    in select markets6,7
    Usage Backup & stream media through personal cloud
    Dimensions & Weight
    Dimensions 11.61'' x 10.43'' x 10.43''
    Weight 9.39 lbs.
    Package Contents
    Package Contents Main Unit X 1
    Accessory Pack X 1
    AC Power Adapter X 1
    AC Power Cord X 1
    RJ-45 LAN Cable X 2
    Additional Information
    First Listed on Newegg October 22, 2025

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