Tesla
Tesla 18650 (Panasonic NCA, Legacy S/X)
NCA (nickel-cobalt-aluminum) cells from Panasonic (Japan) · 100 kWh total (95 kWh usable) · used in 2 model variants.
Tesla 18650 (Panasonic NCA, Legacy S/X)
Pack overview
Known issues
How this pack ages (industry context)
Industry fleet aggregates: 2.3% average annual capacity loss across 22,700 EVs / 21 models (Geotab, 2026), and 95% range retention at 5 years on average across 30,000+ vehicles (Recurrent, 2026).
OEM warranty floor on this pack: 8 yr / 150k mi to 70% capacity.
Public per-pack degradation curves are not available for most models. Individual results vary materially with climate, charging behavior, and DC fast-charge frequency.
Vehicles using this pack
Battery-Related NHTSA Recalls
Recalls affecting battery, charging, electric propulsion, or thermal-event systems on vehicles using this pack. Recalls are deduplicated across model variants; affected vehicles are listed for each campaign.
Tesla Motors, Inc. (Tesla) is recalling certain model year 2013 Model S vehicles equipped for, and delivered with, certain NEMA 14-50 (240 volt) Universal Mobile Connector (UMC) adapters. During charging, the adapter, cord, or wall outlet could overheat.
Consequence: An overheated adapter, cord, or wall outlet increases the risk of burn injury and/or fire.
Affects: Tesla Model S 2012-2020
For TWD editorial coverage of major recall campaigns, see /recalls/.
Frequently Asked Questions
What chemistry is the Tesla 18650 (Panasonic NCA, Legacy S/X)?
The Tesla 18650 (Panasonic NCA, Legacy S/X) uses NCA (nickel-cobalt-aluminum) cells supplied by Panasonic (Japan). Cell format: 18650 cylindrical. Pack architecture: Module-based (16 modules typical), liquid-cooled, 400V.
What is the warranty on this pack?
8 years or 150,000 miles, with capacity coverage to 70% of original. Specific terms vary by year and trim; check the manufacturer's warranty booklet for the exact vehicle.
How much does this pack degrade over time?
Industry-wide fleet aggregates show roughly 2.3% average annual capacity loss across 22,700 EVs (Geotab, 2026), with about 95% range retention at five years on average across Recurrent's 30,000+ vehicle fleet (2026). Public per-pack degradation curves are not available for most models. The Tesla 18650 (Panasonic NCA, Legacy S/X) battery warranty runs 8 years / 150,000 miles to a 70% capacity floor, which is the OEM-guaranteed minimum within that period. Individual results vary with climate, charging habits, and DC fast-charging frequency.
Which vehicles use the Tesla 18650 (Panasonic NCA, Legacy S/X)?
Tesla Model S 2012-2020 (60 / 70 / 75 / 85 / 90 / 100 kWh tiers); Tesla Model X 2016-2020 (75D / 90D / 100D).