Electrical - multiple questions

My wife and I are beginning our Van conversion. We have a 2011 Ford E250.

Electrical Questions

  • Which brand of deep cycle battery is most reliable?
  • How many Amp Hours is recommended?
  • Are there limitations or stress concerns for an alternator when using a split charge?
  • Do you recommend 2 auxiliary batteries or just 1?
  • Which 110v-12v converter is recommended for a shore charge?
  • Which Volt Sensor Relay do you recommend for a split charge?
  • Which solar panels do you recommend (that can be put out or stored)?