Our Pay-As-You-Go Solar Home System offers flexible payment options, allowing homeowners to access solar energy without a substantial upfront investment. This system enables access to affordable and clean solar energy, reducing electricity costs while contributing to a more. Off-grid solar systems typically cost between $45,000-$65,000 for a complete home setup, significantly more than grid-tied systems that average $15,000-$20,000. Battery storage represents the largest expense in an off-grid system, often accounting for 30-40% of the total system cost. Your location. Most industrial off-grid solar power sytems, such as those used in the oil & gas patch and in traffic control systems, use a battery or multiple batteries that need a place to live, sheltered from the elements and kept dry and secure. Our solar battery cabinet systems are storing Pylontech lithium-iron phosphate (LiFePO) batteries, in particular the US3000C rack mounted battery modules. Environmentally controlled NEMA/UL rated, off-shelf or customizable, modular.