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VMBGP4W - Glass control module with 4 touch keys, white

Glass panel with 4 touch buttons. The buttons have white LED feedback, also serving as orientation light.
Audible click feedback during touch.
Very extended timer functions, configurable using VELBUSLINK.


  • Specifications and functions are subject to modification!

  • Only a qualified professional may carry out the installation in conformity with in force legislation and standards.

  • protocol manuals for developers

    available for download at https://github.com/velbus

  • Configuration using Velbus PC interface (e.g.VMB1USB, VMBRSUSB) and
    free VELBUSLINK software.
  • LED feedback and night orientation.
  • Different reaction times can be set for each button, 0, 1, 2 or 3 seconds.
  • Detects long or short press.
  • Multichannel possibility, each short press
    activates next channel (max. 8).
  • Extended day, week and year timers with integrated astronomical clock (sunrise/set), to simulate button press.
  • On board temperature sensor to drive heating or air-conditioning.
  • LED indication for supply and data ( at backside).
  • mTouch© technology
  • Safety glass
  • power supply: 15±3VDC
  • consumption: 18mA
  • 250 possible addresses
  • Uses 1 address per 8 buttons and per temperature sensor (configure using VELBUSLINK)
  • dimensions:
    • 86 x 86 x 11mm / 3.38 x 3.38 x 0.43"
    • 4mm (0.15") glass + 7mm (0.27") distance to wall
    • depth: 28mm (1.10") including connector
  • useful temperature range: -10°C to +60°C
  • not suitable for mounting on electrically conductive surfaces (eg. metal), or in the vicinity of sources of electromagnetic interference


PDF-File Installation manual
PDF-File Long manual


EXE-File VelbusLink 10.6.5 (EN/NL/FR) - Latest version (10/21/2021)
Free Windows program to configure and program a Velbus installation (latest version - 10/21/2021)
PDF-File Velbus Installation Guide, Part 1: Hardware and Cabling
Everything you need to know about the Velbus hardware
PDF-File Velbus Installation Guide, Part 2: Configuration
How to configure Velbus modules using the free software VelbusLink
PDF-File Velbus Troubleshooting Guide
Step-by-step guide for solving Velbus problems.
EXE-File VelbusLink 10.5.1 (EN/NL/FR) - Previous version
Previous version of VelbusLink
XLSX-File Velbus consumption calculator
Spreadsheet to calculate the number of power supplies you need in a Velbus installation.

Info Sheets

PDF-File Infosheet
HTML-File Velbus actions by module (click on an action to see a description)
List of actions per module
Q. Using a glass control module as code keypad
A. Velbus input modules can be used as simple code keypads by configuring the right set of actions. Read more...(PDF)