The 5th gen 12V outlets are rated for 120W combined. So I'm not sure what you mean by the front 12V plug providing 0.2A. There no magically creating more power. If Duracell was converting
[email protected] to
[email protected] we'd all be driving magical Duracell vehicles and the oil crisis would be solved.
It sounds like the fix was just replacing an old school low current charger with an adequate modern charger. You must have linked a picture to the incorrect product because that is not a 12V charger.
Anyway, congratulations for finding a fix!