Leading-Edge Materials and Engineering for Custom Transformers
We provide efficient electrical transformers for a wide range of industries, including high-tech, industrial, and aerospace applications.
As one of the leading transformer manufacturers in Canada, we partner with our customers from initial concept through delivery, ensuring low risk and precision engineering at every stage. Every custom transformer is manufactured to exact specifications by our expert team and is supported by innovative design, proven reliability, and a comprehensive 5-year warranty.
Need a bit more info before sending us your specs? Learn more about our Capabilities.
Electrical Transformer Capabilities at Electronic Craftsmen
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Power: From mW to 50kVA @ 60Hz or up to 200kVA @ 20kHz (typical)
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Working Voltage up to 12kV (depending on frequency); multiple stages possible for higher outputs
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Frequency: 25Hz to 500kHz (typical)
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Temperature Class to 220C (155C / Class F typical)
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Weight: 0.06 oz / 1g to 550 lbs / 250kg
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Multiple taps as required
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Dielectric Strength (hipot) to 30kVac or 20kVdc
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Parts can be vacuum varnished or molded with a variety of hard or soft encapsulant materials with thermal conductivity.
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Wire sizes from 1-45 AWG or Copper Foil to 0.050in thick (in multiple layers for higher current); Litz wire for higher frequency
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Regulation to specification
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Manufactured using all known state-of-the-art magnetic core materials, including but not limited to electrical grade steel laminations, ferrites & powdered iron, nickel-iron alloy, iron amorphous metal strip-wound cores, nanocrystalline cores and small toroids.
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Antifungal and non-nutrient coating available
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Corrosion resistant coating & plating available
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Standard or custom terminations & leads
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Mounting Configurations: pcb-mount (horizontal or vertical), custom or standard brackets or stacked configurations
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Designed to meet CSA & UL, IEC Standards for safety or MIL PRF 27 (aerospace / military) requirements upon request
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MIL PRF 27 Grade 5 & 6 encapsulation available
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Unique current transformer designs for applications including instrument control & monitoring, switch mode power supply control and feedback for equipment protection. Materials are chosen to optimize performance and reduce cost.
A superior quality assurance program and an express delivery produces top-rated power transformer products with exceptional PPM (parts per million) performance. We work with you to build a component that perfectly fits your need. We assemble each unit in house with care and precision, that's why we confidently back all of our units with a 5 year warranty.
Our Pulse Transformers are used in numerous applications including triac triggering and high voltage pulse applications up to 15 kV output. Specify your rise time, overshoot, droop, pulse width, repetition rate, and Electronic Craftsmen will design the optimal Pulse Transformer to meet your needs.
Highly engineered products developed to meet complex customer specifications. Materials and methods are uniquely selected to maximize performance and reduce costs. We work collaboratively with you to create optimal solutions to demanding requirements.
Electronic Craftsmen has been designing and building Switch Mode Power Supplies for over 20 years. Understanding SMPS fundamentals is critical in optimizing transformer design to achieve:
- Smaller Size - Cooler Operation - Lower Losses
- Appropriate topology
- Optimal materials – frequency dependent
FAQs for Transformers
What types of custom transformers do you manufacture?
We manufacture a wide variety of custom transformers designed for industrial, aerospace, and high-tech applications. Our products include isolation transformers, pulse transformers, autotransformers, and step-up or step-down units. Using advanced core materials such as laminated steel and powdered iron, we tailor each transformer to meet your exact voltage, frequency, power, and environmental requirements.
How do you customize transformers for specific applications?
Our engineering team will work closely with you to understand your unique specifications, including electrical parameters, size, mounting preferences, and industry certification needs. We customize core materials, winding configurations, insulation systems, and protective coatings to ensure your transformer performs reliably in your operating environment.
What industries do your custom transformers serve?
Our transformers are designed for a variety of sectors, including aerospace, industrial equipment, telecommunications, power distribution, and high technology. We focus on delivering solutions that meet the demanding performance, durability, and safety standards required in these fields.
What safety and compliance standards do your transformers meet?
We build transformers according to strict standards, including CSA, UL, IEC, and MIL-PRF-27 (military/aerospace), depending on your project requirements. Every transformer undergoes thorough testing to ensure compliance with electrical safety, insulation integrity, and performance reliability.
Do you offer warranty and after-sales support?
Yes. All our custom transformers come with a comprehensive 5-year warranty. We stand behind the quality and longevity of our products, providing ongoing technical support to assist you with installation, maintenance, and troubleshooting.