Overview

The TowerRAID TR8U-B is an 8-bay storage enclosures for high capacity storage needs. With built-in ventilating protective screen front panel, both units utilize cable-less backplane-design to support up to eight hard drives. Hard drives are installed on easy access hard drive trays for simple insertion and removal. Hard drive cooling is provided by a large 4.7” cooling fan located on the back of the units. The TR8U-B features JBOD mode for individual hard drive access. In addition to JBOD, both units support three different spanning modes, including 1 spanning set for 8 hard drives per set, 2 spanning sets for 4 hard drives per set, and 4 spanning sets for 2 hard drives per set. Storage modes could be selected via an easy access dip switch located on the back panel. Both units are environmental friendly with Auto-Power option, where the unit powers on only when the connected computer is on. Units are available in black (TR8U-B) and silver (TR8U) finish.

Features

Supports eight 3.5-inch SATA hard drives to USB 2.0 interface, using a single USB 2.0 cable.
Selectable storage modes: hard drives space could be accessed individually (JBOD) or could be combined into larger volumes (spanning).
3 spanning modes available: single spanning set with 8 hard drives, two spanning sets with 4 hard drives, and four spanning sets with 2 hard drives.
2 selectable power modes: Normal Power Mode (manual ON/OFF), and Auto Power Mode (synchronized ON/OFF with the connected computer).
USB high-speed (480 Mbps), and backward-compatibles to full-speed (12 Mbps) data transfer.

Specifications

Model	TR8U-B
Form Factor	Compact Tower
HDD Trays	8 Hot-Swappable 3.5"
RAID Level	JBOD or 3 different spanning modes:  1 spanning set = 8 hard drives per set  2 spanning sets = 4 hard drives per set  4 spanning sets = 2 hard drives per set
Maximum Capacity	12TB (2TB Per Volume)
Host Interface & Transfer Rate	USB 2.0
Drive Interface	8 x 3.5” SATA I/ SATA II
Cooling Fan	4.7" Ball Bearing Fan
Power Supply	300W (90V-264V)
Control Interface	N/A
Status Indicators	Power LED
Dimension (in)	5.9"W x 13.4"H x 13.4"D
Weight (lb)	13
Safety Regulations	CE, FCC, UL, RoHS
Limited Watrranty	1 Years
Package Contents	TR8U-B (1)  Power Cord (1)  USB 2.0 Cable (1)  Screws (1 set)  Quick Installation Manual & CD (1)

Available Models

Model	TR8U-B	TR8U-B4T	TR8U-B8T	TR8U-B12T
Hard Drive	No HDD  Bundle	500GB  SATA II * 8	1TB  SATA II * 8	1.5TB  SATA II * 8
Total Storage Size	N/A	4000GB = 4TB	8TB	12TB

Downloads

File	Version
TR8U-B Quick Installation Guide	1.0
TR8U-B Detailed User's Manual	1.0