Abocom UH402B Specification

UH402B 

USB 2.0 4-Port HUB

INTRODUCTION 

The USB 2.0 HUB is a 4-port device used to bridge 

the USB interfaced peripherals to your desktop 

computers or notebook computers by providing one 

upstream connector and four downstream ports. This 

device complies with USB Specification 1.1 and 2.0. It 

offers you the flexibility of three data rates. The 

12Mbps for devices that require increasing bandwidth 

and 1.5Mbps for low-speed device like game pads and 

joysticks as well as 480Mbps for high-speed device.  

Every single one port of the hub allows to “daisychain” multi devices together. Compact, 

light-weighted design, this device is the ideal company you can ever find on the road. 

FEATURES 

 Universal Serial Bus Rev. 1.1 and 2.0 Specification compatibility 

 Plug and Play with USB devices 

 Easy to add peripherals; allows up to 127 USB devices 

 Per-port power overcurrent detection and protection for downstream ports 

 All Downstream ports support full-speed (12Mbps) and low-speed (1.5Mbps) as well as 

high-speed (480Mbps) 

 Supports Suspend and Resume Operations 

 Supports 1 upstream and 4 downstream USB ports 

 6 LED indicators for hub status at a glance 

SPECIFICATION 

Ports: 

 4 downstream ports with USB type A receptacles 

 1 upstream port with USB type B receptacle  

LED Indicators: 

 Self-powered: Amber LED 

 High speed: Green LED 

 4 LEDs indicate presence of individual port power - Green LED 

Physical Specification: 

 Dimension: 80 x 58.36 x 26.6mm (LxWxH) 

 Weight: 70g 

Environmental Range: 

 Operating temperature:  0

°C to 70°C  

 Storage temperature:  -20

°C to 80°C  

 Humidity:  0 to 95%, non-condensing  

Power: 

 Plug mounted A/C adapter with regulated DC 5V, 2.4A 

 Each downstream port of DC +5V, 500mA (Max.) supply 

EMC Certifications: 

 FCC Part 15 Class B 

 CE (EN55022/EN55024) 

 VCCI-B 

Doc. No.: 041502-01