The 2019 On LAND ROVER DEFENDER 110 48V MHEV LITHIUM ION HIGH VOLTAGE BATTERY is a replacement part specifically designed for the MK3 (L663) 2019 On HARD TOP HSE model. Manufactured in the United Kingdom, this Grade A high voltage battery is intended for use as a replacement part and is not a performance part. With a unique reference OE/OEM number of 811785, this lithium-ion battery ensures reliable and efficient power storage for your vehicle, meeting the original equipment manufacturer's standards for quality and performance.