Buy the 50 AMP now so you don't have to upgrade later. I have a 30AMP unit but I will buy the 50AMP so that when I do upgrade to a 5th wheel I can take it with me. Good luck.
Jim
__________________
Jim & Linda Tator
Watertown, WI
2013 Crusier CF34SS GMC 3500 8.1L Dually
154 nights in 2013 - 4,370 miles
178 nights in 2014 - 5,082 miles
365 nights in 2015 - 6,040 miles