Factories, shopping malls, industrial parks and data centers widely install LFP energy storage devices for peak-valley electricity arbitrage and emergency power backup. Batteries charge at low night tariffs and discharge in daytime peak hours to cut power bills, and limit peak power load to reduce capacity charges. Data centers and precision workshops demand uninterrupted power; LFP UPS systems switch power instantly during blackouts to avoid equipment shutdown. Compared with lead-acid batteries, LFP ones occupy less space, last longer and need less maintenance, delivering lower comprehensive long-term costs. They have become standard energy-saving and carbon-reduction equipment for enterprises.