Here are some of the most prominent manufacturers of transformers and baluns
for both RF applications and AC power transformation.
Abracon | 949-546-8000
| Rancho Santa Margarita, CA
Ceramic, SAW, dielectric filters, VCXO, TCXO, clock oscillators, crystal resonators,
magnetics, transformers, chokes, inductors.
Industries | 800-841-0994 | Torrance, CA
Space-limiting and height-limiting encapsulated transformers including hte Miniature
Series, the Space Limiting SPK Series and the Height Limiting SPF Series.
| 716-652-3600 | East Aurora, NY
RF, power, military & aerospace inductors, EMI/RFI suppressors, transformers,
common mode power chokes.
Bicron Electronics Co
| 800-624-2766 | Canaan, CT
DC Tubular, open frame, linear and rotary solenoids, toroidal power and isolation
transformers up to 10,000VA, high performance transformers and components, current
sensors and monitors.
| 800-543-8630 | Blue Bell, PA
Batteries, chargers, DC-DC converters, inductors, power supplies, power board
| 800-684-5322 | Irvine, CA
Manufacturer of passive and discrete semiconductor components such as inductors,
transformers, DC/DC converters, toroids, beads, resistors, varistors, antennas,
etc. Offering over 350 products, free samples, engineering services, design kits,
and customs capabilities. ISO9001:2000 certified.
| 800-322-2645 | Cary, IL
RF, power inductors, EMI/RFI filter products, xDSL magnetics, transformers.
Inc. | 888-889-5391 | Romoland, CA
Switch mode power supply transformers & inductors, RF magnetics, common mode
chokes, gate drive, current sense, pulse, wideband RF, telecommunications transformers,
| 727-536-7861 | Largo, FL
Resistors, transformers and custom magnetic devices, microwave terminators and
attenuators, and more.
Espey Mfg & Electronics
Corp | 518-245-4400 | Saratoga Springs, NY
Custom magnetic design, mW to MegaW, all forms including pulse, impedance matching,
SMPS, power, rectifier, inductor, reactor, mag-amp, CT, PT, high voltage to 300
EXA E&C Inc.
| +0082-2-3289-5164 | Seoul, Korea
TV circuit kits, high voltage transformers, back light inverters.
| 614-889-6152 | Columbus, OH
Current transformers, transducers, signal converters & conditioners, meters
and monitors, selector switches, analog, digital meters, shunts and shunt-isolators.
| 805-522-9998 | Simi Valley, CA
RF inductors, power chokes, common mode filters, multilayer chip inductors, SM
| 716-651-0086 | Cheektowaga, NY
Electrical enclosures, racks, small enclosures, electronic transformers, outlet
Innovative Power Products
(IPP) | 631-563-0088 | Holbrook, New York
RF & microwave high power, broadband couplers, combiners, baluns, resistors,
terminations and attenuators. Product integration, custom configurations, custom
resistor assemblies, contract manufacturing, engineering design.
| 514-935-3543 | Montreal, Quebec
Lighting and distribution transformers that significantly reduce power consumption.
Our patented WATT+PLUSTM technology, which incorporates only pure electrolytic copper
coil windings, is recognized as the new standard of power for the electrical industry.
| 914-699-3800 | Mt. Vernon, NY
Transformers, inductors, current sensors.
| 800-431-1064 | Pelham, NY
Transformers, inductors, DC-DC converters, AC-DC power supplies, power factor
| 888-797-8658 | Addison, IL
Power transformers, linear regulated international, switch mode universal, StepperPower,
unregulated open frame, unregulated enclosed case, AC/AC, AC/DC wall plug-in power
| 815-385-2700 | McHenry, IL
Power & telephony transformers, inductors, and CRT magnetics.
| 858-674-8100 | San Diego, CA
Power transformers, low profile plug-in, channel frame mount, surface mount inductors,
filters, directional couplers, RF splitters/combiners.
| 714-289-0055 | Orange, CA
EMI/EMC filters, power supplies, transformers, inductors.
| 321-637-1000 | Rockledge, FL
Bobbins, transformers, toroids, power chokes, inductors, surface mount.
RF Power Systems
| 623-376-7720 | Peoria, AZ
Impedance matching transformers, splitters and combiners for RF amplifiers. We
fill orders of all sizes using the finest materials and workmanship. We can also
fill special orders to customer specifications.
(Bel Fuse) | 866-239-5777 | Jersey City, NJ
Standard and custom power transformers for worldwide applications.
| 516-334-8700 | Westbury, NY
Trimmer capacitors, metalized, SMT Chip, leaded inductors, transformers, microwave
tuning elements, varactor diodes, tuning tools.
| 513-871-3777 | Cincinnati, OH
Cable, PCB, terminal blocks connectors, transformers, coils, antennas, current
sense coils, hermetic & magnetic reed switches.
| 800-787-3532 | Bristol, CT
Motion & voltage control products, adjustable speed drives.
| 800-472-6624 | Temecula, CA
DC-AC backlight inverters, DC-DC converters, EMI/RFI filters and coils, inductors,
power supplies, wall plug-ins, telecom/datacom transformers.
Toroid Corporation of Maryland
| 888-286-7643 | Salisbury, MD
ISOBOX transformers/medical isolation, toroidal isolation, rectifier, balanced,
current sensing, standard lamp, industrial control transformers, DC filter chokes.
TTE | 800-776-7614
| Los Angeles, CA
Bandpass, lowpass, highpass filters, diplexers, multiplexers, cases, balun, isolation &
West Coast Magnetics
| 800-628-1123 | Stockton, CA
Switch mode, 60 Hz, isolation, base drive, current sense transformers, RF, power
inductors, common mode chokes.
XFMRS | 317-834-1066
| Camby, IN
Transformers, inductors, inverters, EMI suppressors, wideband RF transformers
up to 1 GHz.