ASL is a leading supplier of Public Address, Voice Alarm, Commercial Audio and Control Systems.
Founded in 1989, ASL began its legacy in the voice alarm market with the design of technology-leading systems for London Underground in 1999, and is now established as a key supplier for the rail industry.
- Communications Systems and Equipment
- Access Control
- Emergency Equipment
- Fire Protection/Detection/Control
- Safety Equipment/Services
- Security Equipment/Services
- Warning Systems
- Passenger Information Systems