Anyone look at this battery from A123 Systems? Lithium Starter Battery | Micro Hybrid Battery | SLI Battery I'm afraid to ask how much!
Many Amateur Radio guys use A123 battery's and absolutely love them. They are not cheep but last forever and have some serious current capabilities. Mike
I couldn't find it for sale. All I know is that conversions are switching from lead-acid to lithium to save space & weight. Lithium is half the size for the same specs.
From their press release: Availability A123's Nanophosphate EXT technology is scheduled to enter volume production in A123's 20Ah prismatic cells during the first half of 2013. A123 is also evaluating plans to potentially offer Nanophosphate EXT across its complete portfolio of cell products. For more information, please visit A123 Systems Lithium Ion Battery Manufacturer | Lithium Iron Phosphate Technology .