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- $ 285 - [Renogy 270 Watt 24 Volt Polycrystalline Solar Panel](https://www.overstock.com/Home-Garden/Renogy-270-Watt-24-Volt-Polycrystalline-Solar-Panel/26521591/product.html?option=44606635)
## Solar Charge Controller
We already have the solar controller TriStar TS-45 ([manual](https://2n1s7w3qw84d2ysnx3ia2bct-wpengine.netdna-ssl.com/wp-content/uploads/2014/02/TS.IOM_.Operators_Manual.04.EN_1.pdf)) by Morningstar.
[[File:WireSize.JPG|border|thumb|Wire AWG size recommendations for a 12V solar system from the TS-45 manual]]
A Sunpowergold panels have [MC4 connectors](https://en.wikipedia.org/wiki/MC4_connector). We probably need a [5 to 1 T -branch connector ](https://www.amazon.com/Solar-Branch-Connectors-Coupler-Combiner/dp/B0833Y99Q1/ref=asc_df_B0833Y99Q1/?tag=hyprod-20&linkCode=df0&hvadid=416960572979&hvpos=&hvnetw=g&hvrand=9974211773035361050&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9008236&hvtargid=pla-898513968645&psc=1&tag=&ref=&adgrpid=97671768687&hvpone=&hvptwo=&hvadid=416960572979&hvpos=&hvnetw=g&hvrand=9974211773035361050&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9008236&hvtargid=pla-898513968645) and an additional adapter from the 12 AWG cable to a 2 AWG cable that runs back to connect the five panels in parallel would be idealcharge controller.
## Tax Refund

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