Chinese electric vehicle battery manufacturers, led by Contemporary Amperex Technology Co., Limited (CATL), are reallocating significant production capacity toward energy storage systems for artificial intelligence data centers. This strategic pivot aims to capture high-margin infrastructure contracts and expand beyond passenger EV manufacturing. In response, Panasonic has committed 14.9 billion yuan (approximately 2.20 billion USD) to build dedicated energy storage assembly lines in North America, positioning itself against established local competitors.
According to China EV DataTracker, the average battery capacity for electric vehicles in China reached 70.0 kWh in May 2026, marking a 37.3% year-over-year increase. To leverage this scale, industry players are securing major grid infrastructure deals. One such data center storage contract alone exceeded 1.5 billion yuan (about 221.9 million USD), underscoring growing demand for utility-grade batteries.
Data center environments demand high-rate cells capable of rapid and sustained power delivery to manage computational peaks without grid disruption. Tier-two automotive suppliers have introduced specialized cell architectures: REPT BATTERO’s 85 Ah cell supports a 10C continuous discharge, Sunwoda’s 85 Ah variant is optimized for an 8C rate, and Eve Energy is deploying both cylindrical backup modules and prismatic uninterruptible power supply cells.
While solid-state battery mass production remains a longer-term goal, alternative chemistries are already finding immediate use in stationary storage. CATL is rolling out 300 Ah sodium-ion packs rated for 15,000 cycles, designed to fit standard lithium-ion form factors. BYD is likewise expanding its sodium-based storage portfolio to establish leadership in next-generation infrastructure applications.
To secure a steady demand loop, leading Chinese battery makers are taking equity stakes in data center operators. Firms such as Ampace, Shuangdeng Group, Highpower Technology, and Vision Group are collaborating on customized power architectures, reinforcing an integrated ecosystem for high-capacity cell fabrication.
Recent project milestones validate the utility computing opportunity. In late 2025, CATL completed a 2 GW grid-scale installation in southwest China, and Vision Group achieved an automated immersion-cooling pilot. With global data infrastructure electricity consumption projected to double by 2030 versus 2025, industrial energy storage is set to become a core growth driver, shifting the competitive landscape from vehicle applications to large-scale computing networks.
Source: CarNewsChina
