seems to me that if you could wire for 30a (or even 50a) and never used it, youd
be money ahead for future upgrades that may require more current.
you can always use a plug adapter -
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Don R.
'04 Haulmark (M42386) 42', 2 slide, 10kw -
Pictures
'04 F350 CrewCab Longbed 4x4, 50g aux tank & gear vendors dbl over