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+ Magnetics Designed To Meet Your Unique, High-Risk Specifications

Whether you need a custom solution or a simple build-to-print, we have the design skills and manufacturing know-how to turn your demanding specification into an engineered component that works right, the first time. Our reliable, innovative designs are all backed with a 5-year warranty.

 

Need a bit more info before sending us your specs?  Learn more about our Capabilities or the Importance of Identifying Harmonic Content.

Product Categories

 

3 Phase Inductors

 

3 Phase Inductors


Our custom three-phase inductors are used in applications including aviation, power conditioning, renewable energy power conversion and high-power battery charging, to name a few.

 

High Frequency & Switch Mode Inductors

 

High Frequency & Switch Mode Inductors


E Craftsmen has been designing and building Switch Mode Power Supplies for over 20 years.

 

 

DC & AC Inductors, Chokes & Reactors

 

DC & AC Inductors, Chokes & Reactors


Our inductors utilize state-of-the-art materials including powdered metals, ferrites, amorphous metals and silicon & nickel iron materials.

 

 

Aviation & 400Hz Inductors

 

Aviation & 400Hz Inductors


Aviation and military applications are used in demanding environments. Special consideration must be given to vibration, moisture, weight, contamination and qualification.

Custom Inductors, Reactors & Chokes Capabilities at Electronic Craftsmen

  • Inductance: uH to H

  • Currents to 1100A nominal, AC or DC

  • AC Ripple Current and Harmonics accommodated to specification

  • Working Voltage up to 12kV (depending on frequency); multiple stages possible for higher outputs

  • Frequency: 25Hz to 500kHz (typical)

  • Temperature Class to 220C (155C / Class F typical)

  • Weight: 0.06 oz / 1g to 550 lbs / 250kg

  • Multiple taps as required

  • Dielectric Strength (hipot) to 30kVac or 20kVdc

  • Parts can be vacuum varnished or molded with a variety of hard or soft encapsulant materials with thermal conductivity.

  • Wire sizes from 1-45 AWG or Copper Foil to 0.050in thick (in multiple layers for higher current); Litz wire for higher frequency

  • Regulation to specification

  • 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.

  • Antifungal and non-nutrient coatings available

  • Corrosion resistant coatings & platings available

  • Standard or custom terminations & leads

  • Mounting Configurations: pcb-mount (horizontal or vertical), custom or standard brackets or stacked configurations

  • Designed to meet CSA & UL (safety) or MIL PRF 27 (aerospace / military) requirements upon request

  • MIL PRF 27 Grade 5 & 6 encapsulation available