HYDRAN M2 GE HYDRAN M2 [caption id="attachment_1410" align="aligncenter" width="600"] HYDRAN M2[/caption] Hydran M2 is a continuous on-line solution of complex gases (hydrogen (H2), carbon monoxide (CO), ethylene (C2H4), acetylene (C2H2), and water in oil) monitoring device, to alert workers to transformer failure conditions. It provides critical monitoring information and minimizes the risk of unplanned outages. By