Series 57 Multi-Tone Warning Indicators (MTWI)

Compact and functional visual-acoustic signalling solution

EAO multi-tone warning indicators combine visual and acoustic signalling in one compact housing. These solutions are intended for public transport and railway systems where effective passenger communication and a high level of safety are essential.

The devices support door-system operation and the transmission of warning and information signals. Clear signalling improves passenger comfort in public transport vehicles, including for people with reduced mobility and visual impairments.

Key features

  • Acoustic and visual signalling integrated in a single module
  • Reduced wiring and installation-space requirements
  • Modern and aesthetic design
  • High durability under intensive use
  • Bright and clearly visible LED illumination
  • Individual configuration of visual and acoustic signals