The Ex approved signal tower is equipped with latest technology, bright and maintenance free LED-technique.Applications are status indication, fault indication, level indication, access isation and traffic lights. There are 2 different sizes of enclosures available. One for up to 4 (430mm) and the other for 5 (470mm) signal lamps. The signal towers are delivered with cable gland or ready installed and connected line bushing. Advantage of the line bushing is a pre-wired and ready-for-connection unit. There are up to 2 cable glands or line bushings possible. So you can easily connect more signal towers in line.