Critical Power Specialists
Design, project management, installation, commissioning and dedicated service support for your critical power needs.
We have found P & I to be very helpful from design concept through to delivery and commissioning of projects. We will continue to use P & I, our 1st choice supplier of generators and UPS solutions.
James Carter,
Project Manager,
DH Group
Powering the nation
Design, project management, installation, commissioning and dedicated service support for your critical power needs.
Accreditations

Generator Service & Maintenance
Our service contracts are aimed to give you peace of mind so you know that in the event of a power outage, you can rely on your critical power equipment.
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UPS Service & Maintenance
We offer a comprehensive and cost-effective range of service plans to ensure all parts of your UPS system remain fully functional and at optimal performance
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Control Systems Services
We aim to make your solution fit both your current and future needs with bespoke design systems to meet your exact requirements.
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Critical Power Hardware
P&I have grown to become a leading independent supplier of generators and UPS systems. We work with the likes of KOHLER-SDMO, Salicru and Riello.
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Projects
Our experienced project management team can you support every stage of your project from start to finish. Let us do the leg work whilst you focus on your commitments.
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Hire
Our fleet includes: 8 kVA to multi-megawatt generators, 100Kw to 2MW mobile load banks, together with many other hire solutions.
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Introducing the new Clean Power Industrial Range
Design, project management, installation, commissioning and dedicated service support for your critical power needs.
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News & blog

28 November 2023
The Ins And Outs Of Nuclear Energy | How Will Nuclear Energy Affect Backup Power?
The evolving energy landscape, marked by the increasing integration of nuclear power, is reshaping the dynamics of backup power solutions and grid resilience. As nuclear power plants continue to play...
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24 November 2023
Don’t Leave Christmas In The Dark | What Is An Outage Management System?
The holiday season is a time of festive cheer, but poor weather and high demand on the power grid can also lead to unexpected power outages, threatening to dim your...
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22 November 2023
Backup Generators For Water Boards
Water boards play a critical role in providing a safe and continuous water supply to and from communities, and the uninterrupted operation of water treatment facilities and distribution networks is...
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