The power
    quality people

    Our people are what make us different.
    Highly skilled, passionate about power
    quality & delivering great service.

    Which power
    quality solution?

    Power factor correction, active harmonic
    filtering or hybrid power quality? We provide solutions for all - view here or call us.

    Need a
    survey?

    Start improving your power quality now -
    book a power quality 'health check' survey with one of our skilled engineers.

We are the power quality people

Our people know a thing or two about power quality. From food manufacturing plants and automotive assembly lines to data centres and hospitals, we’ve been designing, building, installing, and maintaining energy and money-saving power quality solutions for clients across the UK for over 50 years.

It all starts with an electrical site survey, carried out by our own skilled engineers.
Book a survey now.

Power.

Quality.

Solutions.

Our power quality equipment keeps your people and your business moving. The quality and reliability of your power supply is paramount. Downtime is simply not an option. Having the right power quality system installed and properly maintained is the only option to ensure a robust, compliant electrical infrastructure.

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Power Quality Solutions Image

Our Solutions

Which of our power quality solutions do you need?

Latest News

The New Power Capacitors Look!

Fresh new look, new logo and new website!

Read more

New Product Announcement

Power Capacitors Ltd. is always your one-stop-shop for all things capacitors but now we are proud to reveal our latest product - the Flux Capacitor

Read more

Power Capacitors Ltd. wins the Merus Power Service Partner Award!

Power Capacitors Ltd. were recently invited to the Merus Power Partner Meeting 2025 in sunny/snowy Finland!

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One hundred and eighty!

You know it’s a great day when you meet Phil The Power Taylor!

Read more

Industries we work in

The number and range of businesses across the UK that we have helped to successfully improve their power quality is huge. With the right equipment and controls in place they are seeing substantial benefits in reduced downtime, better energy efficiency and an end to reactive power penalties. Read some of our case studies here:

View Case Studies

What our customers say

★★★★★
"From urgent faults to planned installs, they always respond quickly and professionally."

Steel industry

★★★★★
"Their ISO accreditation gave us confidence from day one, and they’ve lived up to it."

Prisons

★★★★★
"They explained harmonic distortion in a way our finance director actually understood!"

Shopping centres