UNIT IN LIKE NEW CONDITION. LOCAL PICK UP ONLY. BUT CAN HELP IN SHIPPING ANYWHERE IN USA. The Sonnen ECO 10kWh Gen 3.1 energy storage unit MODEL 38191 is a high-quality energy storage solution designed for industrial use. With a capacity of 10kWh, this unit is ideal for storing excess energy generated by renewable power sources, ensuring a reliable and consistent power supply even in the event of a power outage. The Sonnen brand is known for its innovative and efficient products, making this energy storage unit a reliable choice for businesses and industries looking to reduce their carbon footprint and improve their energy efficiency