Asustor Lockerstor 4RD AS6504RD 4-Bay 1U Rackmount NAS Enclosure, Intel ATOM C3538 2.1GHz CPU, 8GB SO-DIMM DDR4 Memory, 3.5″/2.5″ SATA HDD & 2.5″ SATA SSD Compatible, 2x 250W PSU | AS6504RD

Key Features
4 x 3.5″ SATA III Drive Bays
2.1 GHz Intel Atom C3538 Quad-Core CPU
8GB of DDR4 RAM
2 x Gigabit Ethernet & 2 x 2.5 GbE Ports
4 x USB 3.2 Gen 1 Type-A Ports
RAID 0, 1, 10, 5, 6, Single & JBOD
AES 256-Bit Encryption
2 x 250W Power Supplies
1U Form Factor
ADM 3.5 Operating System
Specifications
CPU
CPU Model – Intel ATOM C3538
CPU Architecture – x64 64-bit
CPU Frequency – Quad-Core 2.1GHz
Memory
Memory – 8GB SO-DIMM DDR4
Memory Module Pre-installed – 8GB (1x 8GB)
Total Memory Slots – 4
Memory Expandable up to – 128GB (4x 32GB)
• Support mixed capacity
Flash Memory – 8GB eMMC
Storage
Drive Bays – 4
Compatible Drive Type
• 3.5″ SATA HDD
• 2.5″ SATA HDD
• 2.5″ SATA SSD
Maximum Drive Bays with Expansion Unit – 20
Supports Hot Swappable Drives – Yes
External Ports
Expansion – 4x USB 3.2 Gen 1
Network – 2x Gigabit Ethernet (1G/100M) ; 2x 2.5 Gigabit Ethernet (2.5G/1G/100M)
PCIe Expansion Slots – PCIe 3.0 x8 slot (black, x4 link)
Multimedia Output – N/A
Others
System Fan – 2x 40mm
Power Supply Unit / Adapter – 250W x2
Input Power Voltage – 100V to 240V AC
Redundant power supply – Yes
Service LED Indicator – Yes
Certification – FCC, CE, VCCI, BSMI, C-TICK, KCC, BIS
Operation
Power Consumption – 65W (Operation) 42.4W (Disk Hibernation);
Operation Temperature – 0°C~40°C (32°F~104°F)
Humidity – 5% to 95% RH
Size and Weight
Size – 44(H) x 439(W) x 515(D) mm
Weight – 9.3 kg / 20.46 lbs