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Seiko DPU-S Series - Hand-Held Mobile Printer

DPU-S445 Hand-Held Portable Mobile Printer

Ready to print anywhere. With best in class portability and ease-of-use design.




  • Bluetooth, USB and Serial interface
  • Max. print speed: DPU-S245 : 100 mm/s
  • Max. print speed: DPU-S445 : 90 mm/s
  • Compact and lightweight
  • Easy paper operation
  • Supports label and cut sheet paper
  • Windows® drivers (XP, Vista, 7) (32/64bit)
  • Android SDK
  • Software library (Windows® CE 5.0, Windows® Mobile 5.0 / 6.0)
  • Label print






The DPU-S Series are hand-held portable printers incorporating a low voltage thermal printer mechanism that ensures fast and high quality printing. This latest member of our DPU family, the DPU-S445 features all demands of the escalating mobile printing market. IrDA interfacing combined with the availability of Windows® XP and Vista drivers as well as a software library (Windows® CE 5.0, Windows® Mobile 5.0 / 6.0) meet the requirements of mobile computing equipment. Applications do range from field sales, inspection and measuring services, mobile medical condition monitoring through to inventory and warehousing equipment.

Capable of meeting the mobile environment's demand for durability and reliability, this compact performer features a Lithium-ion-battery with an optional external charger. You can be assured of excellent resolution in characters and graphics, and a high print speed of up to 90 mm/s. Couple these outstanding features with Bluetooth, RS-232C, USB, serial, or IR wireless versatility and a print width of 104 mm, and you've got the answer to your portable and mobile print needs at a price that's as easy to live with as the DPU-S445 is easy to carry. You can also put this compact unit in many instrument cases or holders, making "hands-free" use a reality.




Model DPU-S245 DPU-S445
Printing Method Thermal line dot printing
Number of dots/line 384 832
Resolution (dots/mm) 8
Paper width (mm) 58 112
Printing width (mm) 48 104
Speed (mm/sec) max 100 90
Outside diameter of paper roll (mm) max ф 38 ф 50
Character matrix (H×W dots) 24 × 12, 24 × 24, 16 × 8, 16 × 16
Character dimensions (H×W mm) 3.0 × 1.5, 3.0 × 3.0, 2.0 × 1.0, 2.0 × 2.0
Number of columns 24, 12, 32, 16 52, 26, 69, 34
Type of Paper Roll paper, Label roll paper Roll paper, Label roll paper, Cut sheet paper
Character type Extended graphics character set, Katakana character set, 
CP1252, Optional font, Downloaded character, 
User-defined character, JIS 1 & 2 level kanji
Bar code UPC-A/E, JAN (EAN) 8/13, ITF, CODE39, CODABAR, 
CODE128, PDF417, QR Code, MaxiCode, Data Matrix
Power supply (V) Li-lon battery, Specified AC adapter
Communication interface Bluetooth®*1, USB, Serial
Input buffer 4K bytes
Command ESC/P™ conformity
Cutting Tear bar
Operating temperature (˚C) -10 to 50 0 to 50
Service life (km) 50*2
Dimensions (W×D×H mm) 83 × 130 × 45*3 145.0 × 135.0 × 58.0*3
Mass (g) Approx. 280*4 Approx. 490*4
Standard FCC, CE, VCCI, CCC*5
Option AC adapter, Battery pack, Battery charger, AC cable, 
USB cable, Serial cable, Carrying case
Software*6 Printer driver, Windows® CE (SDK), Android™ (SDK) , iOS(SDK)
*1 Only Bluetooth® model. *2 Use recommended thermal papers. *3 Excluding protrusion. *4 Including battery, excluding roll paper. 
*5 DPU-Sx45-00B-E model only. *6 Please see "Associated software tool" for details.


USB interface specification

USB printerclass 2.1 conformity


Bluetooth interface specification

Based on Bluetooth® Ver. 2.0 + EDR


Serial interface specification

Item Specification
Baud rate 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
Data bit 7bits, 8bits
Parity bit Odd, Even, or None
Stop bit 1bit, 2bits
Control method H/W BUSY, Xon/Xoff


Printer Drivers


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