An Excellent RFID Solution Provider in China

UHF RFID Desktop Integrated Reader

Model No.: QSF4500

Our QSF4500 is a high performance UHF Desktop Integrated reader. It base on proprietary efficient digital signal processing algorithm, it supports fast tag read/write operation with high identification rate. It can be widely used in RFID application systems such as logistics, access control, anti-counterfeit and industrial production process control system etc.


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  • Features

Electrical Characteristics

1. Absolute Maximum Rating

Item Symbol Value Unit
Power Supply VCC 16 V
Operating Temperature TOPR -10~+60
Storage Temperature TSTR -25~+80
Net Weight 1000 g
Size 330×240×18 mm

2.Under TA=25, VCC=+9V unless specified

Item Symbol Min. Typical Max. Unit
Power Supply VCC 8 9 12 V
Current Dissipation IC 350 650 mA
Frequency FREQ 860 928 MHz
Distance* DIS 100 150 cm

3. Interface

Item Comment
Red +9V
Black GND
Yellow Wiegand DATA0
Blue Wiegand DATA1
Purple RS485 R+
Orange RS485 R-
Brown GND
White RS232 RXD
Green RS232 TXD
Grey Trigger input (TTL level)


·  Support EPC CLASS1 G2 ISO18000-6B protocol tags;

·  Built-in antenna, typical reading effective distance is 2m;

·  FHSS or Fix Frequency transmission and RF output power up to 30dbm;

·  The output power is up to 30dBm (adjustable);

·  Support RS232, RS485, Wiegand interface, provide TCP/IP interface for choice;

·  Free Software Development Kit (SDK).