LiFePO4 batteries are safer and more stable compared to conventional lithium-ion batteries thanks to the absence of cobalt and nickel. The lower energy density of a LiFePO4 power station also makes for better thermal and chemical stability. . Evaluating LiFePO4 and Lithium-ion Battery Lifespan in Outdoor Conditions - RRENDONO®, Focused on Solar Panels,Solar container,Solar Mounting Brackets,Solar Power Generation,Outdoor Solar Lighting Since 2010. 526, Fengjin Road, Fengxian District, Shanghai, 201400, China. Our Slogens is. . Most solar power stations these days are powered by one of three types of lithium-ion batteries: lithium cobalt oxide (LCO), Lithium Nickel Manganese Cobalt Oxide (NMC), or lithium iron phosphate (LiFePO4).