![electrical - What wire is needed for a 400 Amp service between the mast and the meter? - Home Improvement Stack Exchange electrical - What wire is needed for a 400 Amp service between the mast and the meter? - Home Improvement Stack Exchange](https://i.stack.imgur.com/GxNr2.jpg)
electrical - What wire is needed for a 400 Amp service between the mast and the meter? - Home Improvement Stack Exchange
400 amp feed thru panel from panel A to panel A1 needs a Main CB? | Information by Electrical Professionals for Electrical Professionals
![Single phase 400 amp service w/2 200amp disconnects | Information by Electrical Professionals for Electrical Professionals Single phase 400 amp service w/2 200amp disconnects | Information by Electrical Professionals for Electrical Professionals](https://forums.mikeholt.com/data/attachments/28/28434-2d9285b5dccea09c88de2ee9eb3f81a6.jpg)