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Print labels from 1/6″- 1″ Wide in 160 Colors & Materials.

Epson® LABELWORKS PX LW-PX400 Features

  • Versatile labeling — Print labels from 1/6″ (4 mm) to 1″ (24 mm) wide in more than 160 colors and materials.
  • Wire marking — Create durable and legible self-laminated wire wrap or heat shrink tube wire markers.
  • Wireless printing — Connect via Bluetooth to use the mobile apps or your custom app with an available SDK as well as Label Editor Professional software.
  • Amazing UX — Easy-to-use apps and software allow for fast, on-the-go or desktop label creation.
  • Datacom app — Designed for datacom installers, this app includes TIA-606-B formatted, brand-name patch-panel templates and wire-marking shortcuts.
  • iLabel app — Easily print bar codes (including QR), visually superior labels or even hand-written messages from this extraordinary app.
  • Label Editor Professional software — Print wirelessly or via USB using this intuitive label-creating software that has hundreds of templates, images, bar codes and features to help you create outstanding visual communication.
  • Easy — Split-back labels and auto-cutter allow for fast label creation and application, and voice-to-text enabled mobile devices significantly cut label data entry time.
  • Specialty labels — Reflective, magnetic, glow-in-the-dark and strong adhesive tapes are available for industrial labeling and wire marking (specialty labels sold separately).
  • Less waste — A smaller lead margin compared to other brands adds up to 60 percent less waste.
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Product Details

Professionals prefer LABELWORKS PX and the LW-PX400 – a portable, wireless industrial labeling and wire-marking printer with a lifetime warranty. Whether you are a Datacom installer or an electrician, or need a compact industrial labeling solution, the LW-PX400 is a convenient way to label. The smallest, lightest and most flexible 24 mm printer on the market, the LW-PX400 can work wirelessly in the field via Bluetooth using either an iOS or Android mobile device, or from a PC and Label Editor Professional software. Create professional visual identification with durable adhesive supplies and mark wires/cables with self-laminating wraps and heat shrink tubing.

Product Specifications

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Certifications Energy Star, MIL-STD-810F Method 516.5-Shock
Weight(g) 590g (1.3 lbs)
Size 60mm (W) x 134.7mm (D) x 151mm (H) (2.36″ x 5.4″ x 5.94″)
LCD None
Backlight No
Keyboard Type Mobile Device Configuration
Hot Keys (alternate function) None
Power Supply 6AA/
AC adaptor
LED (Battery Charge Indicator) N/A
File Download N/A
BMP download N/A
Max Print Speed 15mm/sec (AC adapter)
Menu Prompt Languages Mobile Device Configuration
Cartridge Loading Side
Tape Width 4-24mm (1/6″ – 1″)
Die-cut Supplies No
Max HST width 14.28 mm (9/16″)
Printer head width 18.06 mm
Printing resolution(dpi)  180 dpi
Support OS Win, iOS, Android
Labeling Apps Epson Datacom; Epson iLabel
PC Software Label Editor Professional (Win),               Label Editor Lite (Mac)
Interface USB, Bluetooth
Mixed-Length Label Strip with Half-Cut No
Pick-and-Print Hands-Free Label Printing No
Label Preview Yes
Tape End Detection No
Tape Type Detection Yes: Label (4bit)
Auto Tape Rewind
(For shortening label margin)
No (10mm lead margin on first print)
Datacom App TIA-606-B templates, wire wrap, patch panel templates and custom configurations, Faceplate, Fluke Linkware Live Connected
iLabel App Visual Communication templates, QR codes, Date/Time stamp, Cloud sharing, Handwrite labels, 400+ symbols
Symbols Work/Office, Public facility, Lifestyle, Eco-friendly, Vehicle, Instructional, Prohibition, Warning, Shapes, Arrows & Numbers, Mathmatical Units, Regional
Date/Time Stamp Yes
External memory No
Wi-Fi / Bluetooth Yes (Bluetooth)
Bar Codes 9 (iLabel): EAN-8, EAN-13, CODE128, CODE39, QR CODE, ITF, CODABAR, UPC-A, UPC-E.


15 (Label Editor Professional): EAN-8, EAN-13, CODE128, CODE39, QR CODE, NW-7 (CodaBar), UPC-A, UPC-E, ITF, EAN-128 (GS1-128), GS1 DataBar, Micro QR Code, MaxiCode, PDF417, Data Matrix

Label Editor Professional Software Yes
User Manual Yes
Magnet attachment No
Rechargeable Battery No
Hard carrying case No
AC adaptor Yes
USB Cable Yes
Tape Cartridge Yes (212BWPX)
Optional Accessories USB Cable
AC Adapter
External Rubber Guard Cover


Product Manuals

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