Harmony Intelligent Mobility Introduces Battery 'Black Box' to Enhance NMC Lithium Safety

[Technical Breakthrough] Harmony Intelligent Mobility is redefining the safety of nickel-manganese-cobalt (NMC) lithium batteries through a battery 'black box' and an active defense system.

Core Strategy: NMC Lithium Remains Preferred for Premium Models

Based on its premium positioning, Huawei continues to adopt NMC lithium batteries—known for higher energy density—for key models such as the Luxeed V9. Although the market share of NMC lithium in new vehicles dropped to 18.7% by 2025, compared to 81.2% for lithium iron phosphate (LFP), Huawei emphasizes that a robust 'system-level safety design' can overcome inherent material disadvantages.

Key Metrics: Zero Self-Ignition Record + Real-Time Monitoring

As of February 2026, vehicles equipped with NMC lithium batteries under Harmony Intelligent Mobility have maintained a zero self-ignition record. The newly introduced battery 'black box' continuously logs cell-level data, enabling millisecond-level thermal runaway warnings and proactive intervention.

Strategic Foundation: Safety Relies on System Integration, Not Just Chemistry

Huawei asserts that battery safety hinges on a vehicle-level protection system, not solely on the electrochemical composition. By integrating cloud-based AI, local battery management systems (BMS), and structural safeguards into a three-layer coordinated framework, risks associated with NMC lithium batteries are effectively managed.