Hyundai Debuts Sonata Hybrid at New York Show
Green Car Congress
MARCH 31, 2010
2010 Lexus HS250h. Li-poly battery pack. Sonata’s hybrid system stores its electrical charge in a 34 kW lithium polymer rechargeable battery (5.3Ah/270V) from LG Chem. Lithium-polymer has significant advantages over other lithium-ion approaches, including higher energy density and lower manufacturing costs, Hyundai says.
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