When your data center requires seamless grid integration and reliable uptime, we help make it happen.


Data Center Transformers to Keep You Running
Our transformers are custom-built to your
specifications, up to 400 MVA and 500kV.
Global Strength. Local Insight.
Unmatched Performance.
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Unparalleled Speed to Market
You don’t have time to waste, and you won’t find anyone who delivers faster than us. Whether you require a single unit or several transformers at once, our flexible logistics partnerships allow us to scale production to fit your needs.
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End-to-End Support
Design, procurement, quality assurance, logistics, transportation, and ongoing maintenance—we’re with you every step of the way, with our global network of vetted power transformer manufacturers and service providers. Deliver data center excellence to your customers with confidence.
By 2030, data center energy consumption will make up 16% of the total power consumption across the entire United States. Get ahead of those power needs today.
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Rigorous Quality Assurance
Our quality assurance is led by British transformer experts each with over 20 years of combined experience at GE, ABB-Hitachi, Siemens, and Alstom. They oversee a rigorous process of design reviews, factory audits, project tracking, and factory acceptance testing, resulting in units you can trust, tailored to your specific requirements.
With IEC, ANSI, IEEE, NERC, and ISO-9001 compliance, you know our data center transformer units meet the strictest energy efficiency, safety, and grid reliability standards.
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Strategic Data Center Locations
We have transformer experts with extensive knowledge worldwide, including in Northern Virginia, home to the world’s largest data center hub. When combined with our manufacturing partners’ short lead times, UL certification, and high-volume production capacity, you’ll uncover an advantage that elevates your data center like never before.
HV [kV] | MV [kV] | LV [kV] | POWER [MVA] | Northfield lead time | Average market lead times |
---|---|---|---|---|---|
– | 34.5 | 0.415 | 1-10 | 4 months | 12 months |
69 | 13.8 | – | 10-30 | 6 months | 26 months |
– | 40-60 | 12 months | 30 months | ||
34.5 | – | 60 | 16 months | 30 months | |
138 | 34.5 | 13.8 | 72/96/120 | 18 months | 34 months |
108/144/180 | 20 months | 36 months | |||
230 | 34.5 | 13.8 | 108/144/180 | 20 months | 38 months |
144/192/240 | 22 months | 40 months | |||
203/270/340 | 22 months | 42 months | |||
34.5/-34.5 | 13.8 | 199/264/330 | 22 months | 44 months | |
345 | 34.5 | 13.8 | 100/133/167 | 20 months | 38 months |
– | 120/160/200 | 23 months | 42 months | ||
13.8 | 150/200/250 | 24 months | 45 months |
How to Build an Energy Plan for Data Centers
Energy demands are only going to increase. Here’s how you can overcome industry challenges and rise above your competition.


You need to power your data centers— and fast.
The market lead time for transformers is typically two to four years. We cut that down to four to 20 months. How? With an extensive network of global partners and experts that ensures you get the power you need, faster than you’ve ever gotten it before.
Supply chain issues can limit the availability and effectiveness of products.
Relying on a single supplier or geographic region for transformers can expose you to potential disruptions. We maintain a diversified network across Europe, Asia, and North America, giving you reliable, flexible access to critical equipment. And because our end-to-end service handles everything from design, procurement, and logistics through transportation, installation, and maintenance, you’ll never feel out of control.
You’re trying to reach energy goals while maintaining reliable uptime.
As power requirements and clean energy initiatives increase, data centers should prioritize efficient, adaptable transformers. Energy-efficient transformers with smart grid compatibility reduce operational costs, minimize energy loss, and allow for better monitoring. We offer full integration of renewable energy solutions and eco-friendly practices, and we’re committed to maximizing performance to applicable standards, including IEC, IEEE, ANSI, NERC, and ISO-9001.
You need to plan for infrastructure redundancy and resilience.
Unplanned outages cost money and cause extra stress and frustration. Incorporating backup transformers and implementing redundant systems can help mitigate the impact that these unexpected equipment failures cause. Our mobile transformers keep you agile and running without disruption.
Data Center Insights
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Last Call for Energy Tax Credits: The Final Window for Transformer Procurement
The One Big Beautiful Bill Act accelerates the expiration of energy tax credits. Take advantage of Northfield’s expertise to overcome fast-approaching deadlines and power your energy projects into the future.
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No Time for Downtime: How to Remain Reliable for Your Data Center Customers
Ensure data center uptime with Northfield’s strategic power solutions, predictive analytics, and redundancy planning. Protect your operations from costly downtime.
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Preparing for the Next Surge: How Data Center Expansion is Reshaping Transformer Demand
Discover how data center growth is reshaping transformer demand and the energy supply chain. Explore smart strategies for securing reliable energy components.
What Our Clients Say
Ready to Power Your Next Project?
With custom designs, fast delivery, and end-to-end services, we’re here to accelerate your power infrastructure projects.