4 800-722-6793 | WWW.TRI-ELECTRONICS.COM ABOUT US Tri-Electronics is a global technology solutions provider. We offer design, engineering, integration and consulting services. Tri-Electronics has been in the sound, video, and communications business since 1963. Based in Hammond, Indiana we are dedicated to providing superior service. We are dedicated to assisting our clients with their systems integration needs. We have the expertise and experience to provide superior results for a wide variety of projects. Our areas of expertise include: access control, audio/video, CCTV, digital recording, emergency communication systems, fire alarm, network switches, nurse call, pro sound, security, system automation, school intercom, synchronized clock systems, two-way radios, VoIP and digital telephone systems, wireless call systems, other communication and safety systems.