The i12 12P A Code M Panel Front has an ingress protection rating of IP67 / IP69K. The Voltage Rating (RMS) for these rear connectors is up to 300V and the Amperage Rating is up to 7.5A. The Receptacle Mounting is a PG9 Thread and the Basic Plug Max. OD is 56in. DIA. Over Coupling Nut for these rear connectors. For additional details please refer to the specifications section below.