The Grape Solar 400W off-grid solar panel charging kit is ideal for a variety of applications, including RVs, boats, & 12V battery charging. Made with high efficiency poly crystalline solar cells for years of service, this solar kit is easy to install & virtually maintenance free. An anodized aluminum frame & a sealed junction box make the panel weatherproof for outdoor use. Two blocking diodes prevent reverse current flow. This system will provide approximately 1,200W hours or 100-amp hours of charge per day. The kit includes: 4Pc 100W poly crystalline solar panels, a 35-amp xantrex charge controller, 4 sets of Zippity Feet mounting brackets, & associated cables.
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