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  • Project Management

    Project Management

    We do it all for you through our first class, consultative project management

    • Manufacturer independent, so we can choose the right solution for you
    • Experience across a wide variety of sectors
    • Nationwide installation and support
  • Buy Supplies

    Buy Supplies

    Everything you could want for uninterruptible power supplies

    • Wide range including standby power, fuel cells, generators and more
    • Off-the-shelf stock of critical parts, spares and ancillary products
    • Fast product supply for routine and preventative maintenance
  • Get Support

    Get Support

    Full 24/7, 365 days a year support, site and remote monitoring

    • Remote technical support and monitoring
    • Phone, email or on site; always ready to respond
    • Flexible range of maintenance plans

We are the UK’s leading independent, power protection installer.

Critical Power Supplies is a fast growing, innovative company at the forefront of power and energy solution provision in the UK. We understand that whilst no two businesses are the same, a reliable power supply is vital for everyone and we are dedicated to making that a reality.

Our clients span the healthcare, IT, marine, retail and telecoms sectors. From that very first site meeting, our skilled team of experts create, implement and manage value added solutions that allow your business to run as smoothly as ours.

Our independent manufacturer status and in-depth industry knowledge allows us to create bespoke, environmentally friendly packages that deliver on every level. So whether you’re looking for advice on uninterruptible power supplies, generators or static transfer switches, get in touch and see how we can change the way you work.

Critical Power Supplies – peace of mind when it matters.


All the key information you need to know about Critical Power Supplies can be found here in our brochure.

Join our mailing list and you will be automatically entered into our monthly Critical Power Protection give away, where each month we give away a Surge protection Strip or a Soho UPS. When new datasheets, products, services or brochures become available we will email you to let you know

Request a printed version of your chosen brochure by clicking on the button below and dropping us an email

Our Clients

Shown below is a small selection of some of our customers we have helped through understanding clients challenges and implementing our unique approach to helping clients built around: listening to our clients, understanding the challenges they face and providing a range of options which compliments their requirements. Our aim is not to sell products but provide solutions with the help of our in house Power Consultants and Electricians.

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As a client of Critical Power Supplies you can expect 24×7 support whether on the phone, email or on site because we always deliver on our promise to keep you operational and your satisfaction is paramount to everything we do.

Our accreditations

Reflecting our passion for power protection, project management and the environment, we hold a number of accreditations and are very proud partners of the following:

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