Solar Battery Maintainer Selection ??
I have a vehicle that sits unused… outside… in the high desert in Nevada… in all weather conditions... for 350 days every year. Then I use it for daily two weeks and it goes back to the outdoor storag...
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5W panel on the trunk lid works for our 2002 Toyota Spyder, and the same 5W panel behind the windshield on the dashboard is fine for our 93' Ford Ranger pickup.
Shottky diode for isolation, straight to the battery through a fuse tap. No controller.
It's a metal framed polycrystalline from Ebay similar to this one.
http://www.ebay.com/itm/ECO-12v-5W-Solar-Panel-Poly-Crystalline-solar-DIY-system-5Watt-poly-solar-module-/271469095437
Toyota has been sitting for a year (don't ask) - just moved it a few weekends ago - started quickly.
Ranger gets driven 1-2 times a year - starts up great.
Shottky diode for isolation, straight to the battery through a fuse tap. No controller.
It's a metal framed polycrystalline from Ebay similar to this one.
http://www.ebay.com/itm/ECO-12v-5W-Solar-Panel-Poly-Crystalline-solar-DIY-system-5Watt-poly-solar-module-/271469095437
Toyota has been sitting for a year (don't ask) - just moved it a few weekends ago - started quickly.
Ranger gets driven 1-2 times a year - starts up great.
