Energy vault energy storage Saint Pierre and Miquelon

What is Energy Vault?

Energy Vault is a global energy storage company specializing in gravity and kinetic energy based, long-duration energy storage products. Energy Vault's primary product is a gravity battery to store energy by stacking heavy blocks made of composite material into a structure, capturing potential energy in the elevation gain of the blocks.

How efficient is Energy Vault?

The ramp rate for Energy Vault’s gravity storage solution is as little as one millisecond, and the storage system can go from zero to 100% power in no more than 2.9 seconds. Furthermore, the system has round-trip power efficiency, i.e. zero to full power to zero, of 90% efficiency, meaning only 10% energy loss.

How much does energy vault cost?

In contrast, Energy Vault’s gravity storage units cost around $7m-$8m to build, and have a lower levelised storage cost of electricity, which measures on a per kWh basis the economic break-even price to charge and discharge electricity throughout the year. It is considered by some to create a more accurate measurement of energy costs.

How did Energy Vault get funding?

In 2019, Energy Vault secured funding from Cemex before going on to secure $110m of Series B funding to become the first energy storage investment of the SoftBank Vision Fund, and won Fast Company's World Changing Idea Award for transformative utility-scale energy storage.

Who owns Energy Vault?

In 2020, Energy Vault was Named Technology Pioneer by World Economic Forum and completed the mechanical construction of the first of its kind, grid-scale testing tower in Castione-Arbedo, Ticino, Switzerland. In 2021, Energy Vault announced investments from Saudi Aramco Energy, and other existing investors.

Why should you choose Energy Vault?

At Energy Vault we believe that a portfolio of energy storage technologies will be needed to address the decarbonization challenge. We also believe in deeply understanding customer needs and tailoring solutions to those needs. We offer a diversified solution portfolio that uses multiple technologies and is constantly evolving for our customers.