Customer Display Module

WDM-M2030 VFD Customer Display Module

VFD Module 20 x 2 Multi-Command Emulation USB / RS-232

The WDM-M2030 is a compact VFD customer display module designed for POS systems and checkout terminals. Featuring a 20-column by 2-line format with large 5.25 × 9.03 mm characters, it delivers 700 cd/m² high brightness and wide viewing angles for crisp readability under any lighting condition. Measuring just 194 × 24 × 58 mm and weighing 157 g, it easily embeds into POS hardware and self-service kiosks. The module supports several command sets and international character sets, offers optional USB or RS-232 interfaces, and features low power consumption with a 30,000-hour MTBF—delivering rock-solid reliability for retail and hospitality applications.

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Technical Specifications

Item	Description
Display Method	VFD display (blue-green)
Number of Columns	20 columns × 2 lines
Brightness	700 cd/m²
Character Structure	5 × 7 dots
Character Size	5.25 (W) × 9.03 (H) mm
Character Sets	96 alphanumeric, 13 international character sets, 1 user-defined character set, 14 code pages
Commands	ESC/POS, CD5220, DSP-800, AEDEX, ADM788, UTC (Standard / Enhanced), POS7300 compatible
MTBF	30,000 hours (power-on time)
Power Supply	DC 5 V (USB powered) / External DC power 9 ~ 35 V
Power Consumption	2.5 W
Interface	RS-232 or USB (optional)
Weight	157 g
Dimensions	194.0 (W) × 24.0 (D) × 58.0 (H) mm
Operating Temperature	0 ~ 45 °C
Storage Temperature	-20 ~ 60 °C
Operating Humidity	10% ~ 90% RH
Storage Humidity	10% ~ 90% RH