Myself, I'd recommend 3 60 watt panels and a controller. Chris Klein Robert W NPRI wrote:
Here's the complete-in-a-box solar charger setup for the 36vdc Elec-trak on e-bay. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=294&item=5735200889&rd=1 _______________________________________________ Elec-trak mailing list Elec-trak cosmos phy tufts edu https://cosmos.phy.tufts.edu/mailman/listinfo/elec-trak