Caterham has confirmed that its upcoming EV sports coupé prototype, Project V, will utilise immersion-cooled battery packs supplied by XING Mobility Inc., marking another significant step in the vehicle’s development journey.
Owned by Japanese automotive group VT Holdings, Caterham first introduced the Project V concept to the world at the Goodwood Festival of Speed in the UK in July 2023. The concept later made its Japanese debut at the Tokyo Auto Salon in January 2024, drawing attention as the brand’s vision for an electrified future.
Project V has been conceived as an electric sports coupé that remains faithful to Caterham’s core philosophy of lightweight construction, simplicity, and driving enjoyment. As development advances toward production and commercialisation, Caterham is working alongside engineering partners TOKYO R&D Co., Ltd. and Yamaha Motor Co., Ltd. on a prototype vehicle, with completion targeted for 2025.
Following the announcement earlier this year that the car would feature an e-Axle developed by Yamaha Motor, the programme has now reached another milestone with the selection of its battery technology — one of the most critical elements of any electric vehicle.
At the centre of this latest development is XING Mobility’s IMMERSIO™ Cell-to-Pack (CTP) immersion-cooled battery system, engineered to deliver outstanding thermal management, enhanced safety, and high energy density. By submerging battery cells in a specialised dielectric fluid, the immersion-cooling technology enables rapid and evenly distributed heat dissipation, helping to improve both performance and reliability. The system also achieves an industry-leading energy density of 200 Wh/kg. Established in 2015, XING Mobility has become a global pioneer in immersion-cooled battery technology and operates a dedicated production facility in Taiwan.
Project V’s next public appearance is scheduled for January 2025, when the electric sports coupé returns to the Tokyo Auto Salon in Japan.

About XING Mobility
XING Mobility, a Taiwan-based innovator in immersion-cooled battery systems, is helping reshape the future of electrification through advanced battery technology solutions. The company demonstrated its engineering expertise by developing Taiwan’s first electric supercar, highlighting its capabilities in high-performance electric vehicle development.
The opening of the world’s first factory dedicated to immersion-cooled battery systems in 2024 marked another major achievement for the company. Building on its proven technology, XING Mobility has expanded into a wide range of industries, including commercial transport, agricultural equipment, marine applications, and energy storage solutions, reinforcing its position as a leading force in efficient and sustainable electrification.

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