This page contains information about Differential load switch (RCD) F (3P+N) 100A 300mA ( 2CSF204201R3900 ) with a detailed description of the technical characteristics . You can download documentation> for 2CSF204201R3900, series F from manufacturer ABB . Buy 2CSF204201R3900 and seek technical advice. Our Engineers will help you choose and buy 2CSF204201R3900 only high quality at affordable prices. Guarantee. 2CSF204201R3900