High-Frequency Magnetics Built to Perform
High-frequency magnetic solutions provide the required efficiency, size, and performance for specialized applications. Control Transformer’s advanced engineering expertise includes the rare capability to produce high-frequency transformers, reactors, inductors and chokes — ensuring you have unmatched reliability and performance in even the most challenging conditions.
Our custom high-frequency magnetic products are engineered with precision, making them ideal for demanding applications like induction heating and high-power systems.
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Frequency range: 10 kHz – 500 kHz
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Available across water-cooled transformer, reactor, inductor and choke designs
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Designed for rugged environments
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Premium core materials for enhanced performance
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VPI varnish and epoxy encapsulation options
As with all our products, our high-frequency magnetic products are fully customizable. We build each product to fit our customers' exact needs, including specifications for power, size, industry and more.
Rectangular Block Transformers
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Auto and isolation
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Multi-tapped
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From 100 Hz. to 50 KHz.
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Voltages to 5 KV
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Epoxy-encapsulated
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VPI process
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Water-cooled windings
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Water-cooled cores
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Swing link tap adjustment
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Fully customizable to customer specifications
Toroidal Transformers
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Auto and isolation
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Multi-tapped
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From 60 Hz. to 30 KHz.
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Voltages to 5 KV
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Epoxy-encapsulated
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VPI process
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Water-cooled windings
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Water-cooled cores
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Fully customizable to customer specifications
Edge-Wound Open Construction
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Auto and isolation
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Multi-tapped
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From 10 KHz. to 80 KHz.
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Voltages to 5 KV
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Epoxy-encapsulated
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VPI process
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Water-cooled windings
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Water-cooled cores
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Swing link tap adjustment
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Ferrite – high-efficiency cores
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Fully customizable to customer specifications
Built for Project Success
Custom Engineered
Tailored to meet exact specifications, in collaboration with each client
Optimized for Heating
Ideal for induction heating and melting applications
High-Quality Materials
Built to last, even in harsh environments
Reliable Performance
Less than 1% failure rate, 100% test approval before shipping
1-Year Warranty
Coverage for one year from the date of shipment
Made in the USA
Proudly manufactured in our Ohio-based facility
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Explore recent news items, updates and expert thought leadership from the Control Transformer team.
High-Frequency Products for Your Complex Industry Needs
We have the expertise and capabilities to meet OEMs’ high-frequency needs across a wide range of industries.
Control Transformer has consistently remained one of our most reliable suppliers over the years – providing us with a high-quality product, industry-leading engineering expertise and competitive lead times. By using Control Transformer products, we have ensured our projects’ success and maximize customer satisfaction.
Our organization has worked with Control Transformer for at least 50 years. In our challenging high-vibration application, where the quality of the product is paramount, we require the highest possible rating in the smallest possible package size, which requires a high level of customization. Their staff has always been very competent, courteous and professional in helping us to achieve success, promptly addressing our inquiries and concerns and providing us with first-class products that perform well in our application.
Control Transformer has been a valued strategic partner and supplier to our organization for over 25 years. During this time working with the CTI team, I have worked with all team members, from design engineers to shipping personnel and everything in between. Everyone is engaged and supportive of the custom requirements and quality that our company demands from a strategic partner.
Control Transformer's long-tenured employees take great pride in service and workmanship, which shows in all aspects of the products they produce. Everyone from the president to production is just a phone call away. Issues, albeit rare, are always handled in a timely manner, and they can be on-site or on a call as we require. Control Transformer is a testament to how all businesses should be managed and operated to service their customer with quality products to meet the timelines of customer production.
Find Your Custom High-Frequency Magnetics Solution
Tell us about your high-frequency magnetics needs. We’ll give you an estimate of the resources needed to engineer a product to meet your exact specs, complete with a preliminary design.