Component
TS-453BU
TS-453BU-RP
TS-853BU
TS-853BU-RP
TS-1253BU
TS-1253BU-RP
Pre-installed memory
• 4 GB memory: 2 x 2 GB SODIMM DDR3L
• 8 GB memory: 2 x 4 GB SODIMM DDR3L
Note
• Use only QNAP memory modules to maintain system
performance and stability. For NAS devices with more
than one memory slot, use QNAP modules with identical
specifications.
• Using unsupported modules may degrade performance,
cause errors, or prevent the operating system from
starting.
Total memory slots
2 x SODIMM DDR3L
Maximum memory
8 GB (2 x 4 GB)
Storage
Drive bays
4
8
12
Drive compatibility
• 3.5-inch SATA hard disk drives
• 2.5-inch SATA hard disk drives
• 2.5-inch SATA solid state drives
SSD cache acceleration
support
• Drive bays 1 to 2
• Optional: SSD using PCIe expansion slot
Hot-swappable
Yes
Note
The following are not hot-swappable:
• M.2 SSDs
• SSD cache drives
• SSDs using PCIe expansion slots
Network
Gigabit Ethernet ports
4 x RJ45
External I/O Ports & Expansion Slots
PCIe slots
1 x PCIe 2.0 x2
USB ports
4 x USB 3.0
HDMI outputs
1 x HDMI 1.4b (up to 3840 x 2160 @ 30Hz resolution)
Interface
Maintenance port
1 x 3.5 mm console port
Dimensions
Form factor
1U rackmount
2U rackmount
2U rackmount
Dimensions (H x W x D)
44 x 439 x 499 mm
1.73 x 17.28 x 19.65 inch
89 x 482 x 534 mm
3.5 x 18.98 x 21.02 inch
89 x 482 x 534 mm
3.5 x 18.98 x 21.02 inch
Net weight
7.63 kg (16.82 lb)
11.02 kg (24.29 lb)
16.14 kg (35.58 lb)
TS-x53BU User Guide
Product Overview
5