Ravel designs and manufactures microprocessor-based fire alarm control panels, detectors, agent release panels and public address systems at its plant in Mahindra World City, Chengalpattu. The Ravel group started in 1986, and its fire detection business was set up in 2003. It exhibits at Intersec Dubai and Saudi Arabia. Its alarm warning devices and commercial detectors are certified by LPCB (Loss Prevention Certification Board) under certificates 1283a and 506e.