UR4 Fixed RFID Reader

Outstanding UHF RFID Performance

Chainway UR4 is a self-developed four-port fixed UHF RFID reader, configured with Impinj E710 / R2000 RFID chip. It supports RS232 and RJ45, and can be compatible with various types of antennas. It is resistant to electromagnetic interference and good at heat dispersion. With high integration level and stable capacity, the RFID reader can be deployed in complex environments, such as warehousing, archives and library management, banking, shoes and apparel, jewelry, watch, laundry, production line, medical equipment cabinets, vending machine.

UR4 Fixed RFID Reader

Outstanding UHF RFID Performance

Stable and Reliable Capacity


DC 12V Power Supply

Compatible with Various Types of Antennas

Supports RS232/RJ45


UHF RFID (Impinj E710/R2000 Chip)

Stylish Design


Dimensions102.8 mm(L) x 102.8 mm(W) x 28 mm(H)
Weight329 g / 11.6 oz.(without antenna)
MaterialAluminium alloy
Standby Current< 30mA
Comm InterfaceRS-232 / RJ45
Gpio2 channel input optical coupling, 1 channel output electric relay, 1 channel output optical coupling (in reserve)
Baud Rate115200 bps
Cooling ModeAir cooling
Work Current800mA +/-5% @ DC 12V Input
Display Interface10/100 Base-T Ethernet (RJ45)
Input VoltageDC 9V – 12V
SdkWindows, Linux, Android
Operating Temp-25 °C to 65 °C
Storage Temp-40 °C to 85 °C
Humidity10%- 95%
EngineCM710-4 module based on Impinj E710 CM2000-4 module based on Impinj Indy R2000
Frequency865-868 MHz / 920-925 MHz / 902-928 MHz
ProtocolEPC global UHF Class 1 Gen 2 / ISO 18000-6C
AntennaSupporting a variety of antennas, such as 6dBic, 9dBic
Fastest Read Rate900+ tags/sec
Output Power1W (30dBm, support +5~+30dBm adjustable) 2W Optional (33dBm, support +10~+33dBm adjustable, for Latin America, etc.)
Output Power Precision+/- 1dB
Output Power Flatness+/- 0.2dB
Receive Sensitivity< -84 dBm
Ambient Temp MonitorSupported
Antenna DetectorSupported
Antenna Port4 channel 50Ω SMA port


Downloads and Manual