The Top 10 Largest Renewable Energy Storage Projects of 2025

Drawing from comprehensive industry data, here''s my exclusive ranking of the Top 10 Largest Renewable Energy Storage Projects of 2025 (focused on BESS integrated with

2025 Aug 14

China powers up world''s largest liquid air storage project

The 60 MW/600 MWh storage project is co-located with a 250 MW photovoltaic plant allowing for a high level of green energy self sufficiency.

2023 Mar 14

BYD energy storage signed world''s largest grid-scale battery storage

BYD Energy Storage and Saudi Electricity Company successfully signed the world''s largest grid-scale energy storage projects contracts with a capacity of 12.5GWh at the time.

2024 Feb 29

CEC Approves World''s Largest Solar + Battery Storage Project in

SACRAMENTO – The California Energy Commission (CEC) on Wednesday approved the Darden Clean Energy Project (DCEP), the first to be permitted under the state''s

2025 May 14

The world''s largest solar + storage project will deliver power 24/7

The United Arab Emirates is building the world''s largest solar and battery storage project that will dispatch clean energy 24/7.

2023 Sep 03

Grenergy, CATL team up on world''s largest energy storage project

Located in the Chilean Atacama Desert, the facility — the world''s largest energy storage project — has a capacity of 11GWh and a solar capacity of 2GW. With an overall

2023 Feb 08

Sungrow signs contract for world''s largest energy storage project

On July 15, Sungrow and Saudi Arabia''s AlGihaz successfully signed the world''s largest energy storage project with a capacity of up to 7.8GWh! The project is located in three

2024 Jun 10

World''s largest next-generation long duration energy storage project

In just four years, RayGen has progressed from ''whiteboard'' concept to leader in the LDES category. August 31, 2023 – Australian solar-and-storage company RayGen

2025 Mar 27

World''s largest compressed air energy storage project breaks

Once completed, the Jintan project will hold the title of the world''s largest compressed air energy storage facility, integrating groundbreaking advancements in both

2025 Aug 26

BYD to supply BESS for ''world''s largest energy

BYD will supply batteries for a project from Grenergy in Chile which has been claimed as the largest energy storage project in the world.

2026 Jan 03

BYD and SEC: The World''s Biggest Battery

A record-breaking collaboration for grid-scale storage BYD Energy Storage and SEC have finalised a deal to roll out 12.5GWh of new

2024 Oct 27

BYD and Saudi Arabia Tandem for World''s Largest Battery Energy Storage

Saudi Arabia & BYD launch a 12.5 GWh battery energy storage project, the world''s largest. This deal boosts renewables & supports Vision 2030.

2023 Sep 27

Sungrow secures 7.8 GWh battery storage deal

China''s Sungrow has signed three landmark energy storage contracts with Saudi Arabia''s Algihaz Holding, amounting to the world''s

2024 Oct 27

Top 5 Largest Upcoming BESS Projects in the World 2025

Discover the world''s biggest battery storage projects of 2025, including BYD''s 12.5 GWh system in Saudi Arabia, Grenergy''s 11 GWh Atacama project, and more shaping the global energy

2023 Apr 18

BYD & SEC: World''s Largest Grid-Scale Energy Storage Project

BYD Energy Storage and Saudi Electricity Company (SEC) have signed a contract to deliver the world''s largest grid-scale energy storage project totalling 12.5GWh. This

2025 May 26

CATL and Masdar Establish Partnership for

On January 17, CATL and Masdar, the United Arab Emirates'' clean energy powerhouse, announced a partnership for the world''s first

2023 Sep 04

Sungrow secures 7.8 GWh battery storage deal from Saudi Arabia

China''s Sungrow has signed three landmark energy storage contracts with Saudi Arabia''s Algihaz Holding, amounting to the world''s largest grid-side storage order. Each

2024 Feb 07

SEC and BYD Energy Storage Signs World''s Largest Energy Storage

BYD Energy Storage announces that it has successfully signed the world''s largest energy storage projects contracts with a capacity of 12.5GWh at the time with Saudi Electricity Company (SEC).

2024 May 02

Tesla agrees to build China''s largest grid-scale battery power plant

The U.S. company posted on the Chinese social media service Weibo that the project would be the largest of its kind in China when completed.

2024 May 13

California Approves $169M Darden Project: World''s Largest

0 2735 Representational image. Credit: Canva he California Energy Commission (CEC) has approved the landmark Darden Clean Energy Project (DCEP), set to become the

2025 Sep 06

Actis invests in world''s largest integrated

It''s the single biggest such project in the world, visible from space, and Actis'' investment in the project marks an exciting moment. As

2024 Sep 18

Masdar, EWEC world-biggest solar-battery project

Masdar-EWEC project combining solar and batteries to provide ''round-the-clock'' renewables unveiled at Abu Dhabi Sustainability

2024 Sep 27

BYD Energy Storage Signed World''s Largest Grid-scale Battery Storage

Recently, BYD Energy Storage and Saudi Electricity Company successfully signed the world''s largest grid-scale energy storage projects contracts with a capacity of 12.5GWh at

2023 Jan 29

Top 10: Energy Storage Projects | Energy Magazine

A large lithium-ion battery storage project that contributes to grid stability and supports the integration of renewable energy, Leighton Buzzard Battery Storage Park is a

2025 Oct 04

BYD & SEC: World''s Largest Grid-Scale Energy

BYD Energy Storage and Saudi Electricity Company (SEC) have signed a contract to deliver the world''s largest grid-scale energy

2025 Feb 24

World''s largest compressed air energy storage

It is the largest grid-connected CAES project of its size in the world, engineering firm China Energy Engineering Corporation claimed in

2025 Jun 12

World''s first GWh-scale vanadium flow battery goes online in China

Rongke Power China has just brought the world''s largest vanadium flow battery energy project online, marking a massive milestone in long-duration grid-scale energy storage.

2025 Sep 20

Top 10: Energy Storage Projects

Expanded by owner Vistra Energy, the world''s largest lithium battery energy storage system (BESS) asset now has an additional

2023 Jul 12

World''s first 24/7 solar PV, battery storage

Delivering up to 1 gigawatt of baseload power every day generated from renewable energy, the UAE''s latest project will be the

2023 Oct 12

Saudi Arabia commissions its largest battery

Saudi Arabia has officially connected its largest battery energy storage system (BESS) to the grid, marking a significant milestone in the

2024 Jul 03

Biggest projects in the energy storage industry in 2024

Following similar pieces in 2022/23, we look at the biggest energy storage projects, lithium and non-lithium, that we''ve reported on in 2024.

2026 Jan 17

12.5GWh – World''s Largest Grid-Side Energy Storage Project

Following the landmark agreement with Saudi Electricity Company (SEC) in early 2025 for the world''s largest 12.5GWh grid-side energy storage project, BYD Energy Storage

2025 Aug 03

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