Home solutions Products Experts | service DEHN Choose your country DEHN protects Ex areas Spark-free equipotential bonding bars Basis for safe system operation in potentially explosive areas Equipotential bonding systems form the basis for safe system operation. In order to eliminate potential differences and to prevent dangerous contact voltages, all electrically conductive parts must be connected to the equipotential bonding. Lightning currents are particularly dangerous in Ex areas. To ensure that employees and systems are safe, the operator is obliged to provide protection here. Spark-free - lightning current tested contact Cookie settings We use cookies to offer you the best possible website experience. These include cookies that are necessary for the operation of the site and for the control of our commercial corporate goals, as well as those that are only used for anonymous statistical purposes, for comfort settings or to display personalized content. You can decide for yourself which categories you want to allow. Please note that based on your settings, not all functions of the site may be available. Further information can be found in our data protection declaration. If you have consented to the use of cookies, you can revoke this at any time by clicking on the "Change cookie settings" link in the footer of the page. Necessary Statistics & Marketing imprint View Details confirm selection select all