Safety first, use calibrated 15A fuses, the experiment is prone to smoke and fire! It's not my responsibility if you burn your house!!!<br /><br /> Testing the idea about using a boost converter to power SUN GTIL 1000W grid tie inverter from a 12V battery. After 45min the converter got burned! But the experiment is successfully, it should work with a strong DC to DC convertor.This is a work in progress, so don't take it like a final result! Finally, some more juice can be drawn from a classic 12v pack after dawn.<br />...<br /><a href="https://www.youtube.com/watch?v=w4bchY41a7o" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=w4bchY41a7o</a>