RobotRisk Autonomous Systems Incident & Risk Register
RobotRisk / energy storage / Tesla Energy

Tesla Energy

Products: bess-oem, battery-pack. Risk band: Elevated   RobotRisk index 25.0/100 (incidents/exposure, time-weighted) · 100th percentile of 213 energy storage companies.

Analyst brief

The record contains three entries over roughly two months: a September 2025 Australian Powerwall 2 recall for overheating/fire risk, a September 2025 Megapack fire burning for hours at a Nevada solar facility, and a November 2025 US Powerwall 2 AC recall for fire/burn risk. All three entries carry severity 3, giving the record a uniform severity profile without escalation. The record mixes regulator-driven action (two recalls) with a press-reported operational fire, indicating both battery-system and grid-scale storage products are implicated. Tesla Energy's index of 26.4 places it at the 99.5th percentile of the energy-storage category, the highest standing in this dataset, reflecting recurrence across distinct incident types rather than a single event.

Entries by year and severity

122025 S3: 2225
S1S2S3S4S5

By incident type

By severity

RobotRisk index vs energy storage alternatives

Comparisons over time

RobotRisk index over time

Yearly entries vs category average

recall over time vs category

fire over time vs category

Incident log (3 unique incidents)

SevDateTypeLocationIncidentSource
S311/2025 recall USATesla recalls Powerwall 2 AC battery systems over fire/burn risk · ~10,500 units U.S. Consumer Product Sa
S309/23
2025 · 18:57
fire Boulder City, NV, USATesla Megapack battery fire burns for hours at Boulder City solar facility KTNV
S3 recall AustraliaTesla Powerwall 2 battery recall in Australia over overheating/fire risk 7NEWS

Alternatives in energy storage

LG Energy SolutionFluenceEos Energy EnterprisesBlue SolutionsSamsung SDIEnerSysAESCAmerican Battery Solutions
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