Asustor AS5004U Expanstor 4 , 4 Bay Expansion Unit w/USB 3.2 Gen 2 Type C for NAS Storage Network Attached Storage Capacity Expander (Diskless)

Asustor Xpanstor 4 (AS5004U) – Quick Specs

• Type: NAS Expansion Unit (Diskless)
• Drive Bays: 4 × 3.5″/2.5″ SATA III HDD/SSD
• Interface: USB 3.2 Gen 2 Type-C, up to 10 Gbps
• Maximum Raw Capacity: Up to 88TB (4 × 22TB drives), depending on RAID configuration
• Hot-Swap Support: Yes
• RAID Support: RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, JBOD, Single Disk
• Internal Flash Memory: 32MB
• Cooling: 1 × 120mm Smart Cooling Fan with automatic speed control
• Power Supply: 90W External Adapter
• Input Voltage: 100–240V AC
• Power Consumption:
  • Operating: 24.86W
  • Sleep Mode: 6.02W
• Dimensions: 174 × 170 × 230 mm
• Weight: 2.03 kg
• Warranty: 3 Years
• Supported Operating Systems (DAS Mode): Windows, macOS, and Linux

Key Features

• Expands storage capacity for compatible ASUSTOR NAS devices.
• High-speed USB 3.2 Gen 2 Type-C connectivity with up to 10 Gbps bandwidth.
• Supports hot-swappable drives for easy maintenance and upgrades.
• Flexible RAID options for performance, redundancy, and data protection.
• Quiet and efficient cooling with a smart 120mm fan.
• Ideal for businesses and power users needing additional storage without replacing their existing NAS.