Why can’t rescue tool battery packs be used on a PPV fan?
When you peel back the obviously cool, headlining design features of IP67/68 ratings for immersion in water, you find that the two leading brands of rescue tools in the world both use similar battery pack design—electrically speaking. With nominal voltages of 25.2 VDC—or 28 VDC fully charged—both battery packs are built with a similar 7S configuration—that is seven li-Ion battery cells in series—and differing cell specs to achieve various amp-hour (Ah) ratings for runtime and weight considerations. The average power of these top brand rescue tool batteries on the market is 176 Wh. These batteries are likely perfectly optimized for