CatalogsDOCX·7.1 MB
Soonmark Product Catalog 2026
Version 2026.1Updated Nov 7, 2026
G5 / G5 ProM4201 / M4301M4202+7
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G/T Series Thermal Transfer Printers
T4203 / T4303 / T4603
4-Inch High Resolution Thermal Transfer Printer
High Resolution Printing
The G/T Series includes thermal transfer printers ranging from entry-level to high-performance models. Supporting ribbon printing, they produce durable labels that resist scratching, fading and environmental damage, ideal for warehousing, retail, manufacturing and healthcare.
Print performance
203 / 300 / 600 DPI resolution, T4203: 2~8 inch/s (50.8~203.2mm/s); T4303: 2~6 inch/s (50.8~152.4mm/s); T4603: 2~4 inch/s (50.8~101.6mm/s).
Connectivity
USB · LAN · Serial · USB host
Media handling
Handles media from 0.06mm (2.36mil) ~ 0.254mm (10mil), covering common shipping and barcode labels.
- Resolution
- 203 / 300 / 600 DPI
- Print width
- 104 / 108 / 106 mm
- Print method
- Thermal Transfer / Thermal Printing (Center Print)
- Certifications
- CE · FCC · CCC
Specifications, customization options and certificates can be confirmed after inquiry.
Downloads for this model
Published files matched to this model. One file can cover several models.
Technical specifications
Parameters follow the product documentation and can be confirmed by model and market.
T4203 / T4303 / T4603
Print performance
- Model No.
- T4203 (203 DPI) / T4303 (300 DPI) / T4603 (600 DPI)
- Resolution
- T4203: 203 DPI / T4303: 300 DPI / T4603: 600 DPI
- Print Speed
- T4203: 2~8 inch/s (50.8~203.2mm/s); T4303: 2~6 inch/s (50.8~152.4mm/s); T4603: 2~4 inch/s (50.8~101.6mm/s)
- Print Width
- T4203: 104mm / T4303: 108mm / T4603: 106mm
- Print Length
- T4203: 5~4000mm / T4303: 5~3000mm / T4603: 5~800mm
- Print Method
- Thermal Transfer / Thermal Printing (Center Print)
- Print Command
- TSPL, ZPLII (Power-Down Save)
- Print Darkness
- 1~15 Concentration Levels
- Memory
- 64M RAM / 32M Flash
- Graphics
- Only Supports bmp Download to Flash
- Thermal Sheet Durability
- 30km
- Other
- Supports USB Upgrade and Bug Fixes
Media and supplies
- Paper Type
- Continuous Paper, Gap Paper, Folded Paper, Black Mark Paper, Perforated Paper
- Media Width
- 10~118mm (liner inclusive)
- Post-print Action
- Standard: Peel-off / Optional: Cutter
- Paper Thickness
- 0.06mm (2.36mil) ~ 0.254mm (10mil)
- Media O.D.
- Maximum Φ127mm
- Media Core I.D.
- 25.4mm (1") Min
- Ribbon O.D.
- Maximum 67mm
- Ribbon Length
- 300m
- Ribbon Core I.D.
- 25.4mm (1")
- Ribbon Width
- 30~110mm
- Ribbon Winding Direction
- External Roll
- Paper Out Method
- Front Paper Exit
Interface and software
- Interface
- Standard: USB, Network Port, Serial Port, USB-Host; Optional: Bluetooth, WiFi, GPIO Expansion Interface
- 1D Barcode
- Code 11, Code 39, Code 93, Code 128 (subsets A, B, C), UPC-A, UPC-E, UCC-128, Codabar, EAN/JAN-8, EAN/JAN-13, Interleaved 2 of 5
- 2D Barcode
- QR Code, PDF417, Data Matrix
- Character Set
- Common Single-Byte Fonts: FONT 1 to FONT 5; Chinese 24x24, 16x16 Fonts
- Character Enlargement/Rotation
- Can be Enlarged 1~10 Times Horizontally and Vertically, Rotatable Printing (0°, 90°, 180°, 270°)
- Sensors
- Thermal Resistor (Overheat Protection); Through Sensor (Automatic Label Recognition); Micro Switch; Reflective Sensor; Through Sensor (Paper Out Error); Sensor (Media Alert Function)
Environment and certification
- Power Supply
- Input: AC 100-240V, 50-60Hz / Output: DC24V-2.5A
- Working Environment
- 5~40°C, 20%~90% RH (No Condensation)
- Storage Environment
- -5~55°C, 20%~93% RH (No Condensation)
- Printer Dimension
- 280x210x170mm (L x W x H)
- Safety Certificates
- FCC, CE, CCC
Specifications, customization options and certificates can be confirmed after inquiry.
Need pricing or a sample?
Send your target market, model and estimated quantity, and our team will reply during working hours.