CAP-XX Limited is an Australian-based company specializing in the design, development, manufacture, and sale of thin, flat supercapacitors and energy management systems for portable and small-scale electronic devices. These supercapacitors offer high power density and energy storage capacity in compact prismatic packages, ideal for power-hungry consumer and industrial electronics, as well as automotive and transportation applications. The product lineup includes ultra-thin prismatic supercaps, lithium-ion hybrid supercapacitors, coin-cell supercaps, cylindrical supercaps, large modules, and truck start modules. CAP-XX Limited's solutions support diverse applications such as asset tracking, wearables, smart meters, wireless sensors, IoT devices, electric vehicles, data centers, renewable energy grid stabilization, and defense systems. Operating primarily in Asia Pacific, Europe, and the Americas, the company, founded in 1990 and headquartered in Seven Hills, Sydney, maintains a strong focus on R&D, including advancements like reduced graphene oxide electrodes through partnerships. With subsidiaries in Australia and the USA, CAP-XX Limited plays a key role in advancing efficient energy storage technologies across technology and electronic components sectors.