Toroidal Water Cooled Transformer Assembly
Customer design, assembled at E Craftsmen. Used in an Induction Heating application...
Multi-tap Power Transformer, 280VA
This compact transformer is rated 120/240V, 50/60Hz input, with outputs for 4V, 8V, 12V,...
High Current DC Filter Inductor with 1kHz Ripple
These inductors are used in a renewable energy application. Rated 620Adc, 1.5mH...
Three-Phase AC Reactor - 3KVAR @ 400Hz (Model 216037)
This AC Inductor is one of a family of parts designed for airport ground support test...
Enclosed Higher Power External Mount Slim-Line LED Lighting Step-Down Transformers, UL Listed.

Enclosed style transformers now available for Slim-Line Models...

Power Step-Down Transformer Assembly with Wiring Harness and Integral Output Protection
Value-added custom step-down transformer assembly for laboratory equipment. Transformer...
"Slim Line" Family of LED Lighting Autotransformers

"Slim Line" LED Lighting Autotransformers are used to convert 347V, 480V or...

High Voltage Transformer, 6000V @ 20kVA, 4-7kHz with Epoxy Encapsulated Windings for Corona Resistance
This custom specialty transformer was designed for use in a system for ozone generation...
Zig-Zag "Zero Sequence" Grounding Transformer Assembly, 600V, 20A/phase
Grounding (or Zig-Zag) Custom Transformer Model 215033 shown with cover removed on NEMA 1...
State of the Art Winding
Precise winding techniques for perfect coils, repeatability and accuracy.
34kVA Airport Lighting Transformer - Constant Current Regulator Application
This example custom power transformer is rated 34kVA @ 50Hz, 400Vin, 1620Vout. Input...
3 Phase Zig Zag Inductor for Power Quality Correction
This CSA certified custom three-phase zig-zag inductor is rated 188uH, 72A, 60Hz....
High Current Output Multi-Tap Step-Down Power Transformer
This Multi-Tap Step-Down Power Transformer is 240V, 60Hz fundamental input with a total...
High Current AC Inductor - Wind Farm Application
This unique, custom AC inductor is rated 51uH, 620A, 50/60 Hz with high harmonic content...
Slim Line LED Lighting Transformers, Open Internal Style Models 210042, 210097, 210099 and 212025
This image shows the popular mid-range size of our popular Open Internal-Mount Style step...
Slim Line LED Lighting Transformers, Open Internal Style Models 210043, 210098 and 210083
These are the highest power size of these versatile step-down autotransformers. This...
Slim Line LED Lighting Transformers, Open Internal Style Models 210041, 210100, 211063 and 212024
These are the smallest size of these versatile step-down autotransformers. This image...
Switching Flyback Transformer, 200kHz, 60W, discontinuous mode
Copper Foil Input winding; 7x34AWG output and 41AWG HV output. EER35 Core (PC44), Class...
High Voltage Switching Transformer, 36.5kVA @ 25kHz
Model 215006. Designed for HV laboratory application. Input 5kV @ 400A; Resonant output...
Encapsulated 3ph DC Inductor (256uH, 48Adc) for DC-DC converter application (Model 215023)
Three single-phase custom inductors each rated 256uH, 48Adc with 50App ripple at 8kHz...
3 Phase Zig Zag Power Inductor for Power Conditioning Applications
This custom three-phase power inductor was designed and manufactured for power...
Enclosed External-Mount Slim Line LED Lighting Transformer shown assembled outside a junction box

No need to assemble this transformer inside a fixture housing! Easily mounted on the...

3 Phase DC Differential Mode Power Inductor (Aviation Power)
This custom three-phase DC power inductor is used in the Auxiliary Power Unit in a...
Common Mode Filter Choke - 500uH 20kHz 100A
This custom filter choke is foil-wound on multiple FU93 ferrite cores with Class H (180C...
Constant Voltage Ferroresonant Power Transformer Assembly
120V, multiple output, 550W total, 29M6EI laminations, Class H 180C insulation, assembled...
Optional Mounting Brackets for Slim Line Transformers
E Craftsmen "Slim Line" LED lighting open-type step-down transformers can be...
347V / 480V / 600V Step-down Autotransformers - 3" wide
Model 213053 - 347:240V @ 350VA Model 213055 - 480:240V @ 225VA Model 213056 - 600:240V...
347V / 480V / 600V Step-down Autotransformers - 3.8" wide
Model 212016 - 347:240V @ 600VA Model 213069 - 480:240V @ 350VA Model 213070 - 600:240V...
Surge Arrestor
Water Resistant, epoxy sealed within polycarbonate housing; provided with T-connector...
Submersible Transformer
Water Tight Submersible Transformer. 277:120V, 60Hz, 750VA, 25lbs Fully encapsulated...
Sinewave CCR Output Filter Inductor
This custom CCR output filter inductor boasts 0.7 mH @ 90A, 50Hz with 14App ripple @...
3ph Water-Cooled Inductor
This custom 3ph water-cooled inductor boasts 70uH, 220A, 1600Hz Foil Wound on Ferrite...
3 Phase Delta-Wye Transformer with Integrated Inductor
25.5KVA, 60Hz with 14.5mH: EI2.4" lamination, 12 Pulse Full Wave Rectified, Electrostatic...
Open-Style Slim Line - Representative Sketch
Red – incoming from Mains Supply (347V or 480V); Black – Output to Fixture (...
Encapsulated HV Switching Transformer for Satellite Communications Amplifier
This specialty transformer is silicone (RTV) encapsulated with mineral filler to...
Open Style Model 210042 (for internal install)
347:240V @ 100VA. UL Recognized for Canada with Class B - 130C insulation. Ideal for...
AC Inductor
35uH, 300A, 10kHz Litz Wire Wound on Multiple Ferrite Toroids
Coupled Inductor
2.0mH, 18A, 15 KHz Tape-Wound Amorphous Alloy C-Cores, Specialty Brackets, Teflon Leads
Common Mode Inductor
80uH, 150A, 300Hz Tape Wound C-Core, Open Style, 4 Hole Chassis Mount
Output Filter Inductor
Amorphous Alloy C-Cores, 220C Insulation, Foil-Wound. 50uH, 75A, 100 KHz.
3 Phase Power Transformer with Integrated Inductor
9.0KVA, 400Hz with 100uH: Tape Wound E-Cores, Open Style, Electrostatic Shield; used in...
Encapsulated Toroidal inductor
2mH, 1A, 400Hz High Flux Powder Cores, Epoxy Cast, Threaded Standoff for Mounting
Combination Differential + Common Mode
DM 120uH, CM 300uH, 100A; 400Hz Edge Wound, Tape Wound C-Core, Open Style, 4 Hole Chassis...
AC Inductor
410uH, 72A, 5 kHz Ferrite Core, Litz Wound, Terminal Block Terminations, for Ozone...
Air Core Inductor
3uH, 180A, 150kHz Toroidal Ferrite Core, Litz Wire conductors with LEM for Current...
Coupled Inductor
2.2mH, 25A, 15 KHz Tape Wound Nickel Ferrite Core, Class H insulation
High Power Boost Inverter Inductor
350uH, 200A, 60Hz High Current 6KHz Harmonics, M2 Grade Steel, Copper Foil-Wound, 15"...
Output Filter Inductor
50uH, 75A, 100 KHz Ferrite Core, Foil Wound, Class B insulation with Enhanced Airflow
Output Filter Inductor
300uH, 125A, 3 Hz fund. Amorphous Alloy C-Cores, 220C Insulation, Foil-Wound
Differential Inductor
44uH, 75A, 1 KHz Tape Wound E-Core, Open Style, 4 Hole Chassis Mount
High Voltage Switching Transformer
100KVA, 4-7KHz Epoxy Casted, Ferrite Core - for ozone generation
High Voltage Communications Transformer

12KV Isolation between windings Epoxy Casted, Corona Inception <10pC @ 1800V

Rectifier Transformer Assembly
280VA, 50/60Hz Open Style, 4 Slot Chassis Mount, Complete with Secondary Fusing, Faston...
High Voltage Power Xfmr
25VA, 60 Hz 19KV Isolation Between Windings, 4.1KV Primary Input Voltage, Epoxy Casted...
Single Phase Square Wave Transformer
1W, 250KHz Surface Mount Bobbin, Open Style, 4000V Isolation between windings
18-Pulse, Multi-Tap Delta-Wye Output Transformer
28KVA, 50/60Hz 29M6 shunt steel core, rectangular copper wire windings. 460lbs total...
High Voltage Radar Pulse Transformer
12KV, Ratio 1:20, 250KHz Fully Encapsulated in an Aluminum Can, Tape Wound Amorphous Core
Airfield Lighting SCR Type Stacked Xfmr Assembly
25KVA + 25KVA For use in Phase Controlled AC SCR Type Transformers, Input Impedance = 3....
Ferroresonant Airport Beacon Power Transformer
2000V@ 250VA, 50Hz Provided with integral rectifier and control circuitry
Current Source Transformer
High Power 250:1 Turns Ratio Open Style, 4 Slot Chassis Mount, 1600A Output
Current Transformer (CT)
1000:1 Turns Ratio Tape Wound Toroid, 220A Primary Current
Lighting Autotransformer, 347V/240V, 60Hz @ 120VA
CSA Certified to CSA C22.2 No.66 and UL5085, Low Profile, 4 Hole Chassis Mount
IP-rated Enclosed Step-Down Autotransformer Assembly
This custom-assembly (Model 212017) was designed for use in a greenhouse environment...
480:240V @ 240VA Lighting Autotransformer
Open Style with optional of threaded standoffs for horizontal mounting or L-brackets for...
3 Phase Power Transformer with Integrated Inductor
4.5KVA, 60Hz with 80mH: EI1.5" lamination, 12 Pulse Full Wave Rectified with...
3 Phase Battery Charge Rectifier Transformer
35KVA, 60Hz: Open Style, Electrostatic Shield, M6 Grain Oriented Shunts, 6 Slot Chassis...
High Voltage Switching Transformer
11kVA, 20kHz Ferrite U-Core, Class 155C, Foil windings, Litz leads
High Voltage Transformer
3.5-6.0W, 100KHz Surface Mount Multi Section Bobbin Design, 6000V Output
Switching Transformer
100KW, 20KHz Open Style, 4 Slot Chassis Mount
High Voltage Casted Transformer
21KV Isolation 2-Part Epoxy Encapsulation, E80 Ferrite Core, Corona...
Flyback Transformer
147VA, 132KHz ETD39 Ferrite Core, Tri and Quad-filar Windings, PCB Mount
Flyback Transformer
85-100kHz, 30W, 15uH EFD25 Ferrite Core, Litz-Wound, PCB mount, 2000V hipot
Switching Transformer for Instrument Supply
10uH, 100kHz RM12 Ferrite Core, 41AWG Wire and Copper Foil Windings, PCB mount
Power Transformer
25VA, 400 Hz Epoxy Encapsulated, Grain-Oriented Silicon Steel, 4 Hole Chassis Mount
High Voltage Radar Pulse Transformer
12KV, Ratio 1:20, 250KHz Fully Encapsulated in an Aluminum Can, Tape Wound Amorphous Core...
Airport Lighting Transformer
23KVA, 60Hz Open Style, 4 Slot Chassis Mount. For use in Phase Controlled AC SCR Type...
J-STD-001 Compliant Soldering
Fully trained experts execute all J-STD-001 soldering operations for transformers and...
In House Core Grinding
Flexibility and versatility to quickly meet specific inductance specifications.
Thermal Cycling Chamber
Advanced testing capability to verify performance under extreme environmental conditions.
Corona Test & Measurement
“Advanced PC based, AC Partial Discharge test set”
Automated Production Testing Equipment
State-of-the-art Voltech transformer testers provide a fast, reliable and flexible test...
On-Site Machine Shop
Reduced cycle time on prototyping and custom-designed mechanical assemblies
Small or large orders…
We hold stock on hand in quantities to meet most requests. Contact us for pricing and...
Multiple Winding Styles
“Custom Magnetics require flexibility in Winding”
Electric Vehicle
E Craftsmen designs and manufactures custom magnetics for electric vehicle charging...
Green Energy
We manufacture custom transformers for energy stabilization and the green energy industry...
Solar
Our custom transformers and inductors are manufactured for use in clean and solar energy...
Communications
We design and manufacture highly customized power solutions for the Communications...
Networking
The Communications and Telecommunication Industries rely on E Craftsmen to solve their...
Aerospace
We design and manufacture highly customized power solutions for the Aerospace Industry
LED Lighting
Building solutions for the LED lighting industry
Green Transportation
E Craftsmen designs and manufactures custom applications for the clean transportation...
Aviation
E Craftsmen designs and manufactures custom power supplies for the Aviation Industry.