...
On bar beside trunk hinges
Pros:
Short wiring length
Cons:
May conflict with charger, trunk hinges (Check)
On top of catamaran cover
Flat against trailer bars
Pros:
Cons:
On floor panelFlat below trunk hinges
Pros:
Cons:
Note this page about locations on the chassis: Chassis Mounting Reservations (Slide 40 in the linked google drive presentation is about the Solar Enclosure)