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Power resilience for a net zero world

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Find out how Much You Could Save

The cheapest and greenest energy is the energy you don’t use.

Are you worried about the ever-rising cost of electricity for your business? Find out how much money you could save by completing our 2-minute Energy Saving Calculator.

Grab a recent electricity bill, fill out a few details and within just a few minutes you will have a savings estimation.

Try our Energy Savings Calculator

Powerstar – Smart energy solutions & technologies to achieve your energy objectives

The UK’s energy crisis threatens your business. We have over 20 years of experience helping businesses and organisations save money on energy costs, improve their power resilience and lower their emissions. 

Powerstar designs and manufactures a range of cutting-edge energy technologies to protect your operations from power disruption whilst making your power as affordable and sustainable as possible. Contact us to see how we can help your business.

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Power Resilience

The ability to continue your core activities without impact from disruption to your power supply. Powerstar technology provides power resilience to a whole site through any combination of its three core technologies.

The Energy Trilemma

The Energy Trilemma is the need to balance affordability with sustainability and reliability of your energy supply. Understanding how to balance these 3 core elements and how they impact other each other and other areas of your business is a key step in achieving your primary energy goals such as Net-Zero.

At Powerstar we specialise in innovative smart energy solutions and technologies to help make your businesses energy more affordable, sustainable, and resilient

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Smart Energy Solutions – Voltage Optimisation, Battery Energy Storage, UPS & Low-Loss Transformers

Powerstar Battery Energy Storage

Battery Energy Storage Systems (BESS)

Battery energy systems have a wide variety of uses such as they can be used to realise the full benefits of CO2 reduction technologies, like on-site solar and wind power generation, Electric Vehicle charging and feedback of power to the grid.

A BESS can be used to replace a UPS system & unlike traditional UPS systems our BESS also creates the option to generate extra revenue through grid services.

We are the only Battery Energy Storage company to achieve HTM (Health Technical Memoranda) compliance for NHS installations & the only company to install a Battery Energy Storage System and UPS for the NHS to date.

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Voltage Optimisation

Optimising your voltage, will reduce your commercial energy use and costs as well as lowering your carbon footprint and CO2 emissions at the same time. It could also save on costly repair bills for your electrical equipment.


Transformers play a critical role in the energy infrastructure of the UK as a whole, as well as that of many individual organisations. We are the UK's largest manufacturer of UK-manufactured Super Low-loss amorphous core transformers.

Uninterruptible Power Supplies (UPS)

Powerstar UPS solutions are a combination of a highly sophisticated Battery Energy Storage System (BESS) and a control system. It features ultra-fast switching to connect the battery to your site supply

Energy Managemnt Software

Powerstar’s power and energy management software empowers you to make smart decisions about your site and your energy by monitoring and managing your energy usage.

What our customers say

Some of our case studies

Parkinson-Spencer Refractories

Parkinson Spencer Refractories achieved protection from Power Disruptions, a 5% reduction in Energy Costs and extra revenue through GridBeyond with a BESS

NHS: Rotherham General Hospital

Powerstar were engaged to replace a large hospital’s existing Uninterruptible Power Supply (UPS) system with a more efficient, intelligent Battery Energy Storage (BESS) alternative.

Aerospace Manufacturer

A global leader in the manufacture of landing gear, suspension and tram coupling bearings was suffering significant scrappage caused by power disruptions.

MI Dickson

Consumption of this site has decreased by over 8,000 kWh after the Voltage Optimisation installation, despite production volume being increased by almost 10%


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