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Decarbonising Industry with Thermal Energy Storage 

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The true cost of energy wastage

MONEY WASTED
0

Every year, billions of pounds are wasted as clean, affordable renewable energy is curtailed due to a lack of scalable storage solutions.

CO₂ EMISSIONS
0

High temperature heat for power generation and industry accounts for over 25% of annual CO₂ emissions.

Decarbonise, Not Deindustrialise 

By converting renewable electricity from the grid into thermal energy, our flexible asset can supply industry with ultra-high temperature, low-carbon heat, utilising energy that would otherwise be wasted.

Our technology contains nearly 100 patented inventions enabling us to provide a modular, compact and easy to install decarbonisation solution for a range of clients, from SMEs to large industry.

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Electricity converted to heat

Step 1.

Renewable, low-cost energy from the grid or private source. Electricity converted to heat.

→

Renewable, low-cost energy from the grid or private source.

Heat supplied as hot gas

Step 2.

Energy stored as heat of temperatures of up to 1200°C. Heat supplied
as hot gas.

→

Energy stored as heat of temperatures of up to 1200°C.

Step 3.

Decarbonisation of industrial processes with heat output of
50-1000°C.

✓

Decarbonisation of industrial processes with heat output of 50-1000°C.

Why Exergy3?

Our electro-thermal energy storage solution facilitates the efficient use of renewables at local and national levels, allowing an economically viable means of decarbonisation for industry. Scalable and agile, we integrate with existing infrastructure and can be deployed in any location.

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WHY EXERGY3?

High Temperature Heat

Most thermal energy storage systems are limited to much lower outputs (typically <200°C) and cannot support high-temperature industrial processes such as distillation, steam generation, or materials production. Our heating elements are capable of operating above 1200ºC in compact spaces and at high densities.

WHY EXERGY3?

Cut Carbon Emissions

Whilst industrial processes requiring heat above 100ºC are fossil fuel reliant and currently responsible for a significant share of global CO₂ emissions, we safely store heat up to 1200ºC with less than 1% thermal losses per day. Our system also reduces electricity wastage by turning green energy into reliable, on-demand heat at the extreme temperatures required by industry.

WHY EXERGY3?

Simplicity of Installation 

Save up to 60% on installation expenditure with the most compact system on the market. Exergy3’s insulation and heat recovery architecture is factory manufactured and installed by integrating with your existing infrastructure, rather than costly on-site construction.

WHY EXERGY3?

Faster Charging, Lowered Costs

Exergy3’s high power density heating elements enable significantly faster charging compared to competitors, creating a major advantage in markets with spot electricity pricing. Our systems capture more energy during periods of low or negative prices. Since fuel cost dominates the long-term operating cost of thermal storage, this capability directly translates into substantial cost savings.

FEATURED CASE STUDY

Annandale Distillery

Installing our first-of-a-kind thermal energy storage system, a major milestone on the road to low-carbon distilling.
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Our customers & collaborators

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Our customers & collaborators —

Our customers & collaborators —

Our customers & collaborators —

Latest news & insights

Explore activities and the ways in which we actively participate in reducing carbon emissions.

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August 21, 2025

Senior Mechanical Engineer

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November 28, 2024

Clean tech company Exergy3 appoints industry-leading Chief Operating Officer.

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Why we’re doing this?

Exergy3 is committed to making industry sustainable. We are the first of its kind worldwide: a compact, efficient, ultra-high-temperature energy storage solution offering a credible, cost-effective pathway for industry to decarbonise.

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Speak to us to hear how our flexible, affordable decarbonisation technology can benefit you now and in the future.

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