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Viper-391S Pro Roll to Roll in One Single Pass Digital Inkjet Color Label Printer
FocusInc VIPER-391S Pro is a printer for printing on Label like inkjet-coated Paper and Synthetics (BOPP, Vinyl, PET); Glossy, Matt label etc. 25m/min. Roll to roll single pass printing inkjet printer machine, for industrial label printing production. High precision, high productivity. For labels customization printing works.
For label manufacturers, packaging converters and custom print shops chasing higher throughput, sharper print quality and broader material compatibility, the Viper-391S Pro delivers a professional-grade roll-to-roll label printing solution built for industrial-grade reliability.
Product description
Engineered with original HP Pagewide inkjet technology and a reinforced laser-cut steel frame, this printer series redefines desktop label production: it combines single-pass high-speed output, 1200–3600DPI high-definition color, and wide substrate adaptability, all in a compact footprint that fits both small workshops and large production lines.
Whether you run short-run custom sticker jobs, mass produce premium product labels, or want to expand into holographic film, industrial marking or food-safe label segments, the Viper-391S Pro adapts to your needs with configurable print head setups, optional upgrade modules and fully automated roll-to-roll material handling. It eliminates plate-making costs, accepts 1-piece minimum orders, and scales seamlessly from sample production to full-volume manufacturing.
High-Speed Single Pass Output – 10–25m/min continuous printing, 50% faster than standard multi-pass models
1200DPI HD Print Quality – HP Pagewide printhead with up to 42240 nozzles for sharp text & smooth gradients
3 Configurable Widths – A4 / 2×A4 / A3 formats, supports up to 420mm wide roll media
Industrial 24/7 Stability – PLC control system + dual-screw rail structure for reliable long-run production
Smart Roll Handling – Auto deviation correction + tension control for consistent uninterrupted printing
Low Maintenance Design – Modular structure, accessible print head and tool-free material loading
Specification
Printing Sample
The VIPER-391S Pro label printer is engineered for professional settings requiring exacting standards. It excels in delivering precise prints with exceptional clarity and durability.
Ideal Applications
Custom sticker and label printing shops
Cosmetic, food & beverage, personal care label manufacturers
Packaging converters and industrial label plants
In-house brand printing teams for retail and FMCG brands
Industrial marking and identification label production
Holographic and special effect label manufacturing
Product Image
Technical Detail
Advantage1
The 1500ml large-capacity refillable ink tank with ink shortage alarm ensures continuous high-speed printing of materials
Advantage2
1200dpi PageWide technology can achieve 210mm or 300mm 415mm wide-format printing
Advantage3
42240 ammount of high-speed inkjet nozzles enable high-speed and high resolution printing
Advantage4
Fully automatic electronic web offset correction, language switchable, self-learning correction.
Advantage5
PLC-based industrial high-performance circuit control systems ensure the safe and stable operation of equipment.
Advantage6
The manual expansion shaft with magnetic powder braking and a bearing-mounted unwinding unit eliminates the need for an external air source. It features closed-loop adjustable and stable output roll material tension, resistance to load vibration, and simple disassembly and maintenance. This ensures smooth, wrinkle-free material feeding during high-speed Single-Pass printing and is compatible with various roll media.
Advantage7
The label gap sensor identifies the pre-cut label gap and accurately triggers print positioning.
Advantage8
Warning lights can quickly and intuitively indicate that the unwinding of the roll material has exceeded the range, making it easy for front-end operators to promptly detect abnormalities in the rear-end correction and avoid defective products due to deviation.
Advantage9
The 2500PIR high-precision meter wheel enables high-precision operation and printing on the Y-axis.
Advantage10
After printing, the humidifier cap closes to seal and protect the printhead nozzles, effectively preventing ink drying and reducing the probability of printhead clogging.
Advantage11
Automatic roll-to-roll feeding
Advantage12
The manual expansion roller collection system facilitates quick loading and unloading of materials.
Advantage13
Magnetic powder air conditioner with automatic and precise tension control
Compatible with HPA4 A3 printheads of varying numbers to enable wide-format printing.
Advantage16
The metal emergency stop switch can quickly stop the machine to ensure the safety of both the equipment and the operator
Advantage17
The touchscreen design facilitates operation and maintenance.
Advantage18
Optional onboard all-in-one tablet computer for convenient control of printing jobs.
Customer feedback
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Production Line
FocusInc Industrial Manufacturing Facility and Showroom for Digital Printing Equipment
FocusInc Industrial Manufacturing Facility: Organized Production Lines & Quality Control Stations
FAQ
Are you a manufacturer or just a trader?
We are a manufacturer which has been in digital printing area for more than 16 years. , our own factory located in Shenzhen, and two branch offices in Shanghai and Shenzhen.
What materials can this printer print?
Label like：Inkjet-Coated Paper and Synthetics (BOPP, Vinyl, PET); Glossy, Matt etc.
What's the printing width？
21cm-42cm
How about the warranty?
We provide a 13-month warranty and lifetime technical support.
Do you provide spare parts and ink too? Where can I get them?
Yes, we supply them.You can get it from us in anytime.
This is my first time to print, will you support me?
Sure, we provide professional manual、tutorial videos and engineer online support, don’t be worried.
How about the shipping？Can you send to my door？
Yes, we can send to your door. Normally we arrange the shipping by sea、by air and by express.You can choose the way you like.
How can I get the machine ?I have so many questions want to ask.
Just send inquiry to us! Our sales team is waiting for you. They will patiently answer all your questions.
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