If a 150w multi-tap MH fixture was wired for 120v,can I change it to work at 208v after it was used at 120v?

Dear sir, I have got a new house, the electrical company put in three meters, So I have three breaker panels, they did not put in main disconnect switches, When I asked to have them installed, they told that I would have to have three Separate ones, the cost was prohibative. My question is, is...

Can I replace a mail breaker in a Blakeman Brothers main panel with a quad breaker of a modern manufacturer? And what type breaker will work?

Installing dimmer switch there is hole in wall but no box, their was a switch their attached to dry wall This is a modular home. Should I add a cut in box then put switch ? And there is three wires no 2 just tie all whites together and all blacks and grounds right?

Installed a solar panel last january 3 units in basement that convert the dc current to ac Ever since i have been experiencing power surges Some appliances have burned out Tv's will come on in the middle of the night Baltimore put a monitor in for a week and found no problems The solar...