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FR4050 Koi

Stationary Scanners

The Koi omnidirectional presentation scanner is capable of reading 1D/2D barcodes printed on paper or displayed on a mobile phone screen. Featuring an excellent motion tolerance of 2m/s this presentation scanner delivers superior performance and outstanding durability at an affordable price.

1D & 2D
1.2M drop
Dual Interface
Published on:
The following products will be discontinued at set dates due to having better alternatives or outdated technology.
EOL Date: product discontinuation date, the last day of accepting order for this product.
EOM Date: service & support discontinuation date, the last day of providing software upgrade, parts & repair service for this product.
FR4050 Koi product discontinuation date
Partnumber Description EOL date EOM date
FR4050-20 2D CMOS Omni directional Hands-free Imager Reader with USB cable (Koi)
FR4050-28 2D CMOS Omni directional Hands-free Imager Reader with RS232 cable and adapter (Koi)

Suggested industries



Data acquisition.
Demonstrates speedy scanning and accurate decoding on moving barcodes, including 1D, 2D and PDF417.

Handheld and hands-free modes.
Scan bulky items continuously without the need for unnecessary heavy lifting by checkout personnel.

Omnidirectional scanning improves productivity by eliminating the need to align scanner and barcode.

Snappy reading performance of LCD screen
Unsurpassed readability on barcodes on the screen of smartphone or tablet using auto-brightness.

Supports RS-232/USB interfaces.

Application scenarios.
Pharmacy, cosmetics and drug stores, smaller sized grocery stores, tobacco kiosks, O2O and more.

Technical specifications

Data Capture
1D All major 1D symbologies, including Code 128, EAN-13, EAN-8, Code 39, UPC-A, UPC-E, Codabar, Interleaved 2 of 5, ISBN, Code 93, UCC/EAN-128, GS1 Databar.
2D All major 2D symbologies, including PDF417, QR Code (Model 1/2), Data Matrix (ECC200, ECC000, 050, 080, 100, 140), Aztec, Maxicode.
Image Sensor CMOS 752*480
Scan Angle Roll 360°
Scan Angle Pitch ±60°
Scan Angle Skew ±55°
Motion Tolerance 2m/s
Minimal Print Contrast 25%
Current @ 5VDC Operating 219mA (typical)
Dimensions (mm) 83(W)x81(D)x148(H)mm
Input Voltage 5VDC±5%
Interfaces RS-232, USB
Material PC, ABS
Notifications Beep, LED indicator
Weight 292g
Operating Temperature -20°C to 50°C
Storage Temperature -40°C to 70°C
Drop 1.2m
IP Rating IP50
Standard USB Cable
Optional RS232 Cable, Adapter, PS/2 Cable
Hardware FCC Part15 Class B, CE EMC Class B, KC
Standard 5 years


Name View Type
FR4050 Koi - print version FR4050 Koi.pdf View Datasheet