Description
Seiko Mobile Thermal Printer Series – Stylish and easy to operate.
Meet the new Seiko Instruments MP-B21L Mobile Printer, a compact and robust thermal printer designed for industries like law enforcement, warehousing, and food service. This lightweight, fast, and durable printer ensures efficient mobile printing wherever you are, backed by Seiko’s renowned quality and reliability.
Label and Receipt Printing in One
The MP-B21L’s 2″ portable design handles both labels and receipts, making it perfect for versatile environments like food service. Whether you’re labelling items or printing customer receipts, this all-in-one solution enhances efficiency, reduces equipment clutter, and ensures smooth operations on the go.
Features
- Compact & Light Weight
- Drop rating: 1.8 m (6feet), IP rating: IP54
- Simple Operation & Stylish Design
- Printing Speed: 153 mm/sec max
- Option Cradle for Charging
- SII Layout Editor: Label designing application (iOS, Android & Windows)
- SII URL Print Agent: PDF print application (iOS & Android)
SII Portable Print Service for Android and iOS
The Print Service recognizes Bluetooth and WLAN coupled Seiko Instruments printers, and allows printing directly from various apps (for example the browser).
The following printers are supported:
- MP-B20 – 2″ Portable Printer
- MP-B21L – 2″ Portable Printer
- MP-B30 – 3″ Portable Printer
- MP-B30L – 3″ Portable Printer
- MP-A40 – 4″ Rugged Portable Printer
- DPU-S445 – 4″ Portable Printer
- DPU-S245 – 2″ Portable Printer
- RP-F10 – POS Receipt Printer
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Specification#
| Model | MP-B21L | |
|---|---|---|
| *1 with Partition plate (option) *2 Selected model. *3 This number is test result based on SII procedures, not guaranteed value. *4 Use recommended thermal papers *5 Excluding protrusion *6 with battery, without paper roll *7 Please see “Associated software tool” for details. ESC/POS™: Registered trademark of SEIKO EPSON CORP. Windows® is the registered trademark of Microsoft Corporation(USA). AndroidTM is a trademark of Google Inc. iPad, iPhone, iPod are trademarks of Apple Inc., registered in the U.S. and other countries. iOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license. |
||
| Printing | Method | Thermal line dot printing |
| Number of dots/line | 384 | |
| Resolution (dots/mm) | 8 | |
| Paper width (mm) | 58 | |
| Printing width (mm) | 48 | |
| Speed (mm/sec) max | 153 (6inch) | |
| Outside diameter of paper roll (mm) max | ф 51 | |
| Character matrix (H×W mm) |
24 x 12, 24 x 24, 16 x 8, 16 x 16 | |
| Character dimensions (H×W mm) | 3.0 × 1.5, 3.0 × 3.0, 2.0 × 1.0, 2.0 × 2.0 | |
| Type of Paper | Roll paper, Label roll paper | |
| Character type | Code page(17pages), Optional font, Downloaded character, User-defined character, JIS 1&2 Level Kanji, Special character |
|
| Bar code | UPC-A/E, JAN(EAN)8/13, ITF, CODE39, CODABAR, CODE93, CODE128, PDF417, QR Code, MaxiCode, Data Matrix, GS1 Databar, AZTEC | |
| Power supply | Li-ion Battery | |
| Communication interface | USB, Bluetooth®, W-LAN*2 | |
| Input buffer | 4K bytes | |
| Command | ESC/POS™ conformity, ZPL Ⅱ™ conformity, CPCL conformity | |
| Cutting method | Tear bar | |
| Drop rating | 1.8m*3 | |
| IP rating | IP54*3 | |
| Operating Temperature (°C) | -20 to 55 | |
| Service life: Abrasion resistance (km) |
50*4 | |
| Dimensions (W×D×H mm) | 90 × 126 × 58*5 | |
| Mass (g) | 370*6 | |
| Standard | FCC, CE, VCCI | |
| Bundled items | AC adapter, Battery, Belt clip, Sample roll paper | |
| Options | Cradle for charging, USB cable, Single battery charger, Quad battery charger, Car charger, Strap, Carrying case |
|
| Software*7 | Windows: Printer Driver / OPOS / POS for .NET / Utility / Layout Editor Android: Printer Class Library / URL Print Agent / Layout Editor / MAUI SDK / Utility iOS: Printer Class Library / URL Print Agent / Layout Editor / MAUI SDK / Utility |
|
Printer Drivers / SDK
Please see https://seiko-instruments.de/thermal-printer/ for the latest drivers.
Video
coming-soon


















