Home | Delta Capacity

Delta Capacity is a Swiss-based developer of utility-scale battery storage systems and has quickly become one of Europe''s fastest growing companies in the BESS sector.

2024 Dec 30

Switzerland''s 20 million kWh ''water battery'' is now

The water battery that recently went operational in Switzerland has a storage capacity of 20 million kWh, the equivalent of 400,000

2026 Jan 26

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Lead-acid LAB LAB systems have a relatively high risk of energetic failure, mostly related to the increased production of a highly flammable hydrogen-oxygen mixture in the case of

2025 Apr 23

Large-scale battery for Switzerland: 65 megawatt

We''re excited to take an important step in Switzerland''s energy transition together with Primeo Energie. In Kappel, in the canton of Solothurn, one

2024 Aug 22

Switzerland: 20GWh pumped hydro energy

A pumped hydro energy storage (PHES) plant with a capacity of 20GWh in Valais, Switzerland, will begin operations on Friday, 1 July.

2025 Sep 17

Avadis buys largest BESS project in Switzerland,

The battery energy storage system (BESS) in Bonadu, Graubünden canton, will have a power rating of 50-60MW and an energy

2023 Aug 12

Switzerland expands rules for rooftop solar, storage, energy

Switzerland is expanding rules for rooftop solar, energy storage, and energy communities to expand self-consumption and ease pressure on the grid. The new regulations,

2023 Nov 03

Switzerland''s Mega Energy Storage Bid: What You Need to Know

Why Switzerland''s Betting Big on Battery Storage You know how Switzerland''s famous for chocolate and banks? Well, they''re now making waves in energy storage. The Federal Council

2024 Sep 12

Swiss gravity battery contributes to China''s energy transition

How can excess electricity produced by the sun and wind be prevented from being lost? A gravity battery developed in Switzerland stores renewable energy in heavy blocks of

2023 May 13

Home | Delta Capacity

Delta Capacity is a Swiss-based developer of utility-scale battery storage systems and has quickly become one of Europe''s fastest growing

2025 Sep 01

Energy Storage Power Stations in Switzerland: Innovations,

Traditional pumped-storage plants like Nant de Drance (a beast capable of powering 400,000 homes) now share the stage with grid-scale batteries. In 2023,

2025 Jan 21

Large battery storage systems: a key pillar of the

Axpo is currently building one of Switzerland''s largest battery storage facilities in Gurtnellen in the canton of Uri, with a capacity of 50

2023 Aug 25

Swiss developer breaks ground on 1.6 GWh redox

Flexbase Group has begun construction on what could become one of Europe''s largest flow battery storage installations,

2025 Oct 04

Switzerland to Launch Largest Battery Storage Facility

With a capacity of 100-120 MWh and an output of 50-60 MW, the facility will help stabilize the national grid by storing surplus energy during low-demand periods and supplying

2024 Nov 12

Pure solid state batteries from Switzerland

Swiss Clean Battery is set to start commercial production of its pure solid state batteries in Switzerland. The batteries are based on a protected electrolyte made of a solid ion

2023 Apr 01

European BESS: 105 MWh for Greece, 65 MWh

Greece is getting four new battery energy storage systems (BESS) amounting to 105 MWh, while Germany''s Intilion will develop 65

2025 Oct 28

Large battery storage systems: a key pillar of the energy transition

Axpo is currently building one of Switzerland''s largest battery storage facilities in Gurtnellen in the canton of Uri, with a capacity of 50 MW. The facility can store up to 100

2025 Feb 24

New York''s first state-owned energy storage

The 20 MW Northern New York Energy Storage project installed and operated by the New York Power Authority connects into the

2024 Aug 30

Storage manufacturer Libbation opens upcycling

Storage manufacturer Libbation opens upcycling facility for EV batteries Swiss company Libattion, which specialises in stationary energy

2023 Aug 12

Large-scale battery for Switzerland: 65 megawatt hours of capacity

We''re excited to take an important step in Switzerland''s energy transition together with Primeo Energie. In Kappel, in the canton of Solothurn, one of the largest battery storage systems in

2024 Nov 25

Swiss developer breaks ground on 1.6 GWh redox flow storage

Flexbase Group has begun construction on what could become one of Europe''s largest flow battery storage installations, breaking ground on an 800 MW/1.6 GWh redox flow

2023 Aug 24

Avadis buys largest BESS project in Switzerland, for 2027 start

The battery energy storage system (BESS) in Bonadu, Graubünden canton, will have a power rating of 50-60MW and an energy storage capacity of 100-120MWh, which the

2024 Sep 10

Aquila Capital advises Avadis Anlagestiftung on investments

The battery storage facility in Bonaduz will play a pivotal role in the implementation of the Swiss Energy Strategy 2050, which outlines the planned transition away from nuclear

2024 Oct 28

Swissgrid and battery storage: solutions for a stable grid

Storage plants with a capacity of 150 megawatts or more are generally connected directly to Swissgrid''s extra-high-voltage grid. Smaller systems are integrated into the

2025 Jul 25

Inside Switzerland''s giant water battery

A new pumped-storage and turbine plant in Switzerland could give a significant boost to the development of renewable energies in Europe.

2024 Dec 22

Swiss Clean Battery

For home storage, the storage unit is designed for 10 kWh; for high requirements, up to three storage units can be combined for a household.

2026 Jan 07

Swiss Clean Battery

For home storage, the storage unit is designed for 10 kWh; for high requirements, up to three storage units can be combined for a household. Both storage designs can be operated equally

2024 Jun 19