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BYD Unveils Game-Changing Battery Storage, Surpassing Tesla

9/25/2025

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Summary

Story summary

BYD launched the Haohan Battery Energy Storage System (BESS) with 14.5 MWh capacity, surpassing Tesla's Megapack 3.
The Haohan BESS cuts land use by 30% and halves the number of battery packs.
BYD's energy storage division was rebranded to reflect its link to the parent company.
Project costs fall nearly 22%, levelized cost $0.014 USD/kWh; US 30%, UK 80%.

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Story summary

BYD launched the Haohan Battery Energy Storage System (BESS) with 14.5 MWh capacity, surpassing Tesla's Megapack 3.
The Haohan BESS cuts land use by 30% and halves the number of battery packs.
BYD's energy storage division was rebranded to reflect its link to the parent company.
Project costs fall nearly 22%, levelized cost $0.014 USD/kWh; US 30%, UK 80%.