Utility BESS is the fastest-growing solar-adjacent segment — 285 GWh shipped globally in 2025, 78% from Chinese suppliers. CapEx dropped to $105/kWh DC FOB, opening 4-hour storage economics in ERCOT, AEMO and MENA.
DC block FOB
$105/kWh
6.25 MWh unit
Fully integrated CIF
$135/kWh
with PCS/EMS
Warranty (capacity)
70% @ 20 yr
Tier-1
Top-5 Chinese suppliers
- CATL (TENER 6.25 MWh)
- BYD (Cube T28)
- Sungrow (PowerTitan 2.0)
- EVE Energy (Mr.Big)
- Trina Storage (Elementa 2)
Frequently asked questions
QChinese vs US-made BESS?
Chinese wins on CapEx (-40%) and delivery lead time. US IRA-eligible BESS gets 10% ITC adder — often makes US-assembled competitive on landed LCOS.
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