Jul. 16 at 1:03 PM
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Lazard’s analysis also found that the costs for standalone storage have begun increasing, reversing declines seen in previous years.
The LCoE for a 100-megawatt (MW) 2-hour, or 200 megawatt-hour (MWh) storage system is
$215-
$414, or
$152-
$282 with the US federal Investment Tax Credit (ITC). This is up from
$129-277 and
$95-
$209 in 2025.
Driving the increase in storage costs is the effects of tariffs on lithium-ion battery imports which has curtailed access to low-cost Chinese cell supply that was responsible for driving lower costs.
