Why Choose CHEX?

CHEX Energy Storage combines innovative engineering with industry-tested components to deliver a sustainable, scalable, and cost-effective solution for long-duration energy storage. Designed to address the growing challenges of renewable energy integration, CHEX offers a unique combination of performance, simplicity, and environmental sustainability.

    • 10+ Hours of Energy Storage

    • 1–200 MW Scalable Capacity

    • >60% Electrical Conversion Efficiency

    • 50–60 Years Design Lifetime

    • No Chemical Waste

    • Repurposes Existing Underground Infrastructure

    • Suitable for Grid & Industrial Applications

    • Protected by International Patents (Europe, Australia, Chile & Argentina)

Infographic illustrating a reliable and industry-tested design process for energy components, emphasizing robust components, long service life, minimal maintenance, and performance, with a focus on energy capacity from 1 MW to 200 MW, featuring gears, a water droplet, solar panel, wind turbine, and pollution control icons.
Infographic illustrating a reliable and industry-tested design process for energy components, emphasizing robust components, long service life, minimal maintenance, and performance, with a focus on energy capacity from 1 MW to 200 MW, featuring gears, a water droplet, solar panel, wind turbine, and pollution control icons.
An infographic promoting CHEX technology with illustrations of wind turbines, chemical storage tanks, and a water treatment facility. It emphasizes no harmful chemicals or waste during operation, uses compressed gas and water, and claims efficiency from 1 MW to 200 MW.
An infographic explaining long-duration energy storage, showing icons of power lines, solar panels, wind turbines, a battery, a clock, and the sun. The text highlights storing renewable energy for 10 or more hours to recover and deliver excess energy when demand peaks.
Diagram illustrating how CHEX reuses abandoned mines, depleted oil and gas reservoirs, and inactive wells for underground energy storage, showing an abandoned mine, inactive well, underground reservoir, and scalable storage capacity from 1 MW to 200 MW.
Diagram showing scalable renewable energy projects ranging from 1 MW to 200 MW capacity, including solar panels, wind turbines, and industrial facilities, with the text indicating it is suitable for industrial and utility-scale applications.
Chart explaining renewable energy curtailment, showing capturing excess renewable energy, storing it in CHEX storage, and delivering it to maximize grid value, with illustration of wind turbines, solar panels, power lines, and a cityscape.