# item.guide

Lithium-Ion (NMC)

Battery Chemistries · 9 specs

Direct Answer

Lithium Nickel Manganese Cobalt Oxide (LiNiMnCoO2 / NMC) is the primary workhorse chemistry of electric vehicles, power tools, and high-performance electronics. Operating at 3.6V–3.7V nominal with a 4.2V charge cutoff, NMC provides a balanced compromise between high gravimetric energy density (200–260 Wh/kg), robust thermal stability, and low internal resistance.

Source: IEC 62660 / IEC 61960 · Last reviewed Aug 28, 2026

Specs

Nominal Cell Voltage 3.60 – 3.70 V
Gravimetric Energy Density 200 – 260 Wh/kg
Volumetric Energy Density 550 – 700 Wh/L
Cycle Life (to 80% Capacity) 1,000 – 2,000 Cycles
Thermal Runaway Threshold ~210 °C
Operating Temperature Range -20 to +55 °C
Self-Discharge Rate 1 – 2% / Month
Primary Anode Material Synthetic / Natural Graphite
Primary Cathode Material LiNiMnCoO2 (NMC 532, 622, or 811)

Cathode Stoichiometry: From NMC 111 to NMC 811

The ratio of Nickel, Manganese, and Cobalt dictates cell properties: Nickel delivers high specific energy, Manganese provides structural and thermal stability, and Cobalt suppresses phase transitions. Modern high-nickel variants (such as NMC 811: 80% Ni, 10% Mn, 10% Co) reduce expensive, ethically sensitive cobalt content while significantly increasing energy density, requiring advanced thermal management systems in automotive packs.

Something wrong or missing on this page?