QuantumScape launches QS PowerBlock, a solid-state battery system for AI data centers with 4x power density and 5x runtime.

QuantumScape introduced the QS PowerBlock, a modular solid-state lithium-metal battery system designed for AI data centers. It offers four times the power density and five times the runtime compared to current industry standards, enhancing energy storage safety and efficiency with 800VDC architecture. The system supports compact, cost-effective data center designs and improves operational reliability by smoothing power fluctuations. QuantumScape aims to advance AI data center infrastructure with this technology, showcased at the 2026 OCP Global Summit, and has joined the Open Compute Project to help set industry standards.

QuantumScape (QS) shares trade at USD 4.46 on Pluang as of Oct 08, 2026 19:14 WIB, down 1.33% for the day. Despite the recent dip, QS maintains a market cap of $2.78 billion and sees strong investor interest with 100% buy orders on Pluang. The typical hold time of 37 days suggests moderate-term confidence in the stock amid its new AI data center battery technology announcement.