Jonhon’s high voltage adapters are designed with the future of electric vehicles in mind. We design our products in such a way as to ensure safe and reliable power transmission for any application. Amongst the over 5,100 granted patents of which over 300 are linked to electric vehicles, our solutions are worth adequate research and standard in the industry. Meeting the needs of the customers will remain our primary focus as we are committed to producing quality products in order to improve safety and performance of electric vehicles.