WB Power Services is entering an exciting new phase as part of its integration with Rehlko, marked by a branding change to Rehlko, strengthening the businesses UK market position. This rebranding reflects the company’s evolution, combining its trusted UK expertise with expanded global backing to better serve customers across critical sectors. While its name and identity are evolving, WB Power remains committed to delivering the same reliable, high performance power solutions—now with enhanced capabilities, greater scale, and a sharper focus on the future of critical power.
Rehlko, formerly WB Power Services Ltd (WBPS) specialise in critical power installations, sales, hire and maintenance, operating all the way across the UK.
What was WB Power Services was established in 1983 and since then, they grew significantly in size and capability. Recently joining Rehlko following it’s acquisition in Q3 2025, today, they provide critical power services to some of the UK’s most important businesses and organisations, including data centres, hospitals and military facilities, to name a few.
As we continue to move forward as part of the Rehlko business, we are proud to carry with us the same family values of teamwork, high standards and customer service that we have always had. These values are at the heart of our operations, and is one of the things we feel truly sets us apart in the marketplace.
As a leading family-owned operator of critical power infrastructure, we can provide you with comprehensive support for every aspect of your critical power needs. We are trusted to install turnkey power solutions for world-class corporations to government bodies, supporting hospitals, data centres, banks, utility companies, military installations and more.
We have over 40 years of expertise working with M&E Consultants & Specifiers across the United Kingdom
Our experience working with M&E Consultants provides us the opportunity to offer expert help from the get-go. Helping to plan, co-ordinate and deliver your project through RIBA stages 1-4, our consultancy team will guide you through every aspect involved in your technical project specification, including feasibility, outline design, space planning and finally, detailed technical designs.
We’re able to work with M&E Consultants on the entire build process, all the way from initial specification building/writing, through to managing the installation as a main or sub contractor. For a comprehensive, expertly led project, get in touch with Rehlko (Formerly WBPS) today.
We are experts in delivering generator solutions to Facilities and Estate Management professionals
As the facilities manager would look to manage the buildings and surrounding land, including the maintenance of spaces, here at Rehlko (Formerly WBPS), we work to ensure your exact power requirements are feasible given the space, conditions and location of your site.
No matter the requirement, whether it’s a permanent critical power solution, a short-term hire solution, or generator maintenance on an incumbent generator/UPS, Rehlko can build you a bespoke package to satisfy your requirements.
Working with M&E Contractors nationwide, providing critical power equipment & advice
At Rehlko (Formerly WBPS), we have extensive experience working with Electrical Contractors, supporting them whilst they undertake specialist work in relation to generator and critical power installations. From diesel generators, energy efficient solutions and renewables, our team have extensive experience within the field of electrical engineering, helping you to procure, design, install and maintain your project. With every project posing a different set of scenarios, our field of professionals bring a wealth of experience to the table.
We are experts in delivering generator solutions to UK Procurement & Purchasing teams
At Rehlko (Formerly WBPS), our team uses their extensive industry expertise to help Procurement and Buying Teams make the right choices. Working together, our teams will help you draw up plans, establish budgets as well as finalise generator purchase decisions.
Negotiating cost and managing contracts with our suppliers is what our teams do best. Our teams can help you by taking control of the strategy and the processes involved in sourcing the correct generator for your business.
Designing & delivering critical power generator solutions for SME’s and independent businesses
At Rehlko (Formerly WBPS), we can help you with all your power requirements. From generators for small businesses, to backup generators, we can help you source the right bit of kit. For all your power needs, from maintenance to servicing, our teams at WBPS will take you under their wing.
As the leading operator of critical power infrastructure, we understand the importance of getting your power requirements just right. With over 40 years supporting businesses and organisations, we believe we can help you find the right generator or uninterruptible power supply for your small business.
Providing critical power infrastructure advice to in-house and third-party Engineering teams
At Rehlko (Formerly WBPS), we have vast levels of experience working with in-house Engineering Teams for all different types of generator project. Our teams offer bespoke installation and service packages, whilst delivering outstanding workmanship and expertise.
Whatever the project, our team come armed with the latest technologies, giving you peace of mind that your investment is in the safest of hands. From the installation, maintenance and service of your generator and kit, you can be assured our team are on hand across, offering expertise and experience, throughout the entire process
Deliver massive‑scale reliability with high‑density, modular critical‑power solutions. Designed for rapid deployment, global consistency and efficient operation across cloud, AI and compute‑intensive hyperscale environments.
Enable always‑on colocation facilities with scalable, efficient critical‑power systems. Support multi‑tenant reliability, reduce energy waste and meet strict SLAs with robust, fault‑tolerant infrastructure.
Reliable, scalable critical‑power solutions for edge and enterprise sites. Maintain uptime, support distributed IT growth and ensure consistent performance with resilient infrastructure built for fast deployment and evolving demands.
Reliable, scalable critical‑power solutions for edge and enterprise sites. Maintain uptime, support distributed IT growth and ensure consistent performance with resilient infrastructure built for fast deployment and evolving demands.
Our Data Centre e‑PODs are available in two distinct formats, giving customers complete flexibility over how their critical power infrastructure is delivered. Building on years of experience providing fully bespoke, vendor‑neutral modular power solutions, we continue to offer custom‑engineered e‑PODs tailored precisely to each client’s specification, using any preferred combination of components.
Find Out MoreBaseCore - The Modular Power Platform for High‑Density AI Growth
BaseCore™ is the new blueprint for data‑centre‑grade power infrastructure—purpose‑built to help developers design faster, smarter, and with total confidence. Acting as a foundation, BaseCore brings together fully engineered Rehlko modules across power generation, switchgear, battery storage, and UPS protection.
We are proud to recently join Rehlko, following our acquisition in August 2025. Formerly Europe’s number one Rehlko (Kohler) distributor, we are now positioned better than ever to offer an award-winning solution.
Rehlko are proud to work with some of the UK’s largest data centres, providing every kind of emergency, standby and backup critical power solution, from individual sets for smaller Edge campuses, to hyperscale/co-location multi-set synchronous packages totalling over 200MVA.
Our experienced, in-house project management team will work closely with you to install and commission the best critical power solution for your exact needs.
You can rely on us to consider everything, including civil work, transformers, control and switch gear, AMF and synchronous controls, modular power systems, generator sizing and power capabilities, UPS (Uninterruptible Power Supply), acoustic, exhaust gas systems, emissions control and complete fuel solutions.
Whether your education facility needs a permanent power solution, a temporary hire solution or a generator maintenance package tailored to your needs, we have the expertise to help.
Our maintenance, projects and generator hire teams enjoy keeping the UK’s education facilities at full operational capacity. They use their expertise and long experience to maintain critical infrastructures for network connectivity, as well as the crucial power systems that keep students, staff and visitors safe.
Rehlko’s experienced critical power teams will identify and implement the best power solution for your utilities facility, whether you are bringing a new site online, need additional power for your existing infrastructure, or require emergency generator hire/maintenance. This includes backup, emergency and standby power solutions.
We are proud to work with some of the UK’s largest Distribution Network Operators (DNO’s) and water companies, offering emergency standby power, critical power installations and generator maintenance for hundreds of utility sites across the United Kingdom.
Rehlko provide adaptable, customized power solutions to help you complete your construction project on schedule and on budget. We can assist, whether your location need a long-term power solution, rental generators, or a dependable maintenance plan.
Our professionals are aware that flexibility is essential when it comes to construction. Some tasks might take longer to complete than others, and some might need more power. You are in good hands if you choose to collaborate with our us. We pay close attention to your needs and base our work on them. On-site, we’ll guarantee that any issues are rectified within 2-4 hours, with a mobile engineering team always close at hand.
Rehlko are proud to be trusted by healthcare facilities around the UK. Our specialist in-house team are dedicated to delivering critical power solutions to hospitals, doctors surgeries and walk-in centres across the entire breadth of the United Kingdom.
We can work directly with NHS Trusts or with third-party contractors and consultants. Our experts will manage your project from initial specification all the way to commissioning, making sure you always get the most cost effective, efficient solution.
Rehlko have extensive experience working in the telecommunications industry, so we understand the unique power requirements of telecommunications companies and media broadcasters.
Whether your facility is looking for a permanent back-up power supply installation, a temporary power supply from a hire set, or a bespoke generator maintenance package for your incumbent power supply, we can help. We provide power solutions including generator sales and hire for telecommunications companies, installation and maintenance, including emergency, backup, standby power supplies. Generators include diesel and hybrid generators.
Rehlko recognise and respect the unique role of our nation’s military services and defence facilities. Our expert in-house team have the depth of knowledge that is needed to design bespoke power and maintenance packages to suit your needs. We will always listen closely to your requirements and take your budget allocation and other demands in to account.
Rehlko are proud to be the chosen power solutions provider for prestigious events around the UK. Our specialist experts have extensive experience working with the events industry, from multiple huge music festivals welcoming hundreds of thousands of people, to small drive-in cinemas or community event, we have a strong understanding of the sector’s power requirements. Whether you are looking for efficient maintenance, hired generators or a permanent power solution, you can rely on us.
Rehlko understand that manufacturing businesses cannot afford to have power outages. Even a few minutes of downtime could have serious consequences for your business and supply chain. That is why we offer a comprehensive power package for manufacturing, whether it’s a permanent installation for emergency power outages, a hired set if you’ve experienced a power outage, or a maintenance package for your incumbent generator/UPS, we’ve got you covered.
As a family founded, owned and run business, we are committed to serving our customers and looking after our people as we strive to become the biggest and best power generation company in the UK. Since 1983, we’ve worked with lots of different industries to bring them critical power solutions, sales, maintenance and hire.
Our business has come a long way since 1983, growing extensively in capacity and strength. However, even though we’ve grown, what hasn’t changed is our family values and culture. This family ethos is at the heart of everything we do; and drives us to deliver a truly industry-leading, personable service for our customers.
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