| Constant Voltage |
| Ametek Solidstate Controls | http://www.solidstatecontrolsinc.com |
| Constant Voltage |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Constant Voltage |
| Emerson Network Power | http://www.control-concepts.com |
| Constant Voltage |
| Neeltran | http://www.neeltran.com |
| Current |
| AYA Instruments Inc. | http://www.ayainstruments.com |
| Current |
| CR Magnetics Inc | http://www.crmagnetics.com |
| Current |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Current |
| Flex-Core | http://www.flex-core.com |
| Current |
| Ion Physics Corp. | http://www.ionphysics.com |
| Current |
| National Meter Industries Inc. | http://www.national-meter.com |
| Current |
| TCI Trans-Coil Inc. | http://www.transcoil.com |
| Dry Type |
| Acme Electric Corp. | http://www.acmepowerdist.com |
| Dry Type |
| Basler Electric Co. | http://www.basler.com |
| Dry Type |
| Delta Group xfo | http://www.delta.xfo.com |
| Dry Type |
| Dongan Electric Mfg Co. | http://www.dongan.com |
| Dry Type |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Dry Type |
| Federal Pacific | http://www.federalpacific.com |
| Dry Type |
| Hammond Power Solutions Inc. | http://www.hammondpowersolutions.com |
| Dry Type |
| Jefferson Electric Inc | http://www.jeffersonelectric.com |
| Dry Type |
| Neeltran | http://www.neeltran.com |
| Dry Type |
| Olsun Electrics Corp. | http://www.olsun.com |
| Dry Type |
| Schneider Electric | http://www.us.schneider-electric.com |
| Dry Type |
| Siemens Energy & Automation Inc | http://www.siemens.com |
| Dry Type |
| TCI Trans-Coil Inc. | http://www.transcoil.com |
| Dry Type |
| The Delta Group | http://www.delta.xfo.com |
| Dry Type |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| High / Medium Voltage |
| CR Magnetics Inc | http://www.crmagnetics.com |
| High / Medium Voltage |
| Electric Service Co. | http://www.electricservice.com |
| High / Medium Voltage |
| Hammond Power Solutions Inc. | http://www.hammondpowersolutions.com |
| High / Medium Voltage |
| Interpower Corp. | http://www.interpower.com |
| High / Medium Voltage |
| Neeltran | http://www.neeltran.com |
| High / Medium Voltage |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| High / Medium Voltage |
| Waukesha Electric Systems | http://www.waukeshaelectric.com |
| Instrument |
| AYA Instruments Inc. | http://www.ayainstruments.com |
| Instrument |
| CR Magnetics Inc | http://www.crmagnetics.com |
| Instrument |
| National Meter Industries Inc. | http://www.national-meter.com |
| Instrument |
| Schneider Electric | http://www.us.schneider-electric.com |
| Isolating |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Isolating |
| Emerson Network Power | http://www.control-concepts.com |
| Isolating |
| Hammond Power Solutions Inc. | http://www.hammondpowersolutions.com |
| Isolating |
| Neeltran | http://www.neeltran.com |
| Isolating |
| Power Distribution Inc. | http://www.pdicorp.com |
| Isolating |
| Rex Power Magnetics | http://www.RexPowerMagnetics.com |
| Isolating |
| TCI Trans-Coil Inc. | http://www.transcoil.com |
| Liquid Filled |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Liquid Filled |
| Neeltran | http://www.neeltran.com |
| Liquid Filled |
| Schneider Electric | http://www.us.schneider-electric.com |
| Liquid Filled |
| VanTran Industries Inc. | http://www.vantran.com |
| Liquid Filled |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| Low Voltage |
| Badger Transformer Co. Inc. | http://www.badgertransformer.com |
| Low Voltage |
| CR Magnetics Inc | http://www.crmagnetics.com |
| Low Voltage |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Low Voltage |
| Hammond Power Solutions Inc. | http://www.hammondpowersolutions.com |
| Low Voltage |
| Intermatic | http://www.intematic.com |
| Low Voltage |
| Interpower Corp. | http://www.interpower.com |
| Low Voltage |
| Neeltran | http://www.neeltran.com |
| Low Voltage |
| Plitron Mfg. Inc. | http://www.plitron.com |
| Low Voltage |
| Sebco Industries Inc. | http://www.sebcoindustries.com |
| Low Voltage |
| TCI Trans-Coil Inc. | http://www.transcoil.com |
| Mobile |
| Neeltran | http://www.neeltran.com |
| Mobile |
| Nutech Industries Inc. | http://www.nutechpower.com |
| Network |
| Neeltran | http://www.neeltran.com |
| Pad Mounted |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Pad Mounted |
| Highline Products Corp. | http://www.highlineproducts.com |
| Pad Mounted |
| Neeltran | http://www.neeltran.com |
| Pad Mounted |
| VanTran Industries Inc. | http://www.vantran.com |
| Pad Mounted |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| PCB Disposal Services |
| Dynex | http://www.dynex.com |
| PCB Disposal Services |
| Environmental Protection Services | http://www.envprotsvcs.com |
| Power |
| Basler Electric Co. | http://www.basler.com |
| Power |
| Carrier Rental Systems | http://www.carrierrentals.com |
| Power |
| Wabash Power Equipment Co. | http://www.wabashpower.com |
| Power |
| Wabash Power Equipment Co. | http://www.wabashpower.com |
| Signal |
| AutomationDirect | http://www.automationdirect.com |
| Stabilizers | Voltage | S & C Electric Co. | http://www.sandc.com |
| Substation Type |
| AYA Instruments Inc. | http://www.ayainstruments.com |
| Substation Type |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Substation Type |
| Federal Pacific | http://www.federalpacific.com |
| Substation Type |
| Neeltran | http://www.neeltran.com |
| Substation Type |
| VanTran Industries Inc. | http://www.vantran.com |
| Substation Type |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| Subsurface |
| VanTran Industries Inc. | http://www.vantran.com |
| Variable |
| AutomationDirect | http://www.automationdirect.com |
| Variable |
| Electronic Specialists Inc. | http://www.elect-spec.com |
| Variable |
| Hammond Power Solutions Inc. | http://www.hammondpowersolutions.com |
| Variable |
| Interpower Corp. | http://www.interpower.com |
| Voltage Control |
| Basler Electric Co. | http://www.basler.com |
| Voltage Control |
| Lectro Components Inc. | http://www.lectrocomponents.com |
|
| Altronix Corp. | http://www.altronix.com |
|
| American Security Equipment Co. (AMSECO) | http://www.amseco-kai.com |
|
| Controlled Power Co. | http://www.controlledpwr.com |
|
| Elk Products, Inc. | http://www.elkproducts.com |
|
| Genassis, Inc. | http://www.genassis.com |
|
| Jefferson Electric, Inc. | http://www.jeffersonelectric.com |
|
| On-Line Power, Inc. | http://www.onlinepower.com |
|
| Rutherford Controls Intl. Corp. | http://www.rutherfordcontrols.com |
|
| 3-D Service Ltd. | http://www.3-dservice.com |
|
| Belyea Co. Inc. | http://www.belyeapower.com |
|
| Cominter Corp. | http://www.cominter.net |
|
| Cooper Power Systems | http://www.cooperpower.com |
|
| DTE Energy Technologies | http://www.dtetech.com |
|
| Empire Electric Co. Inc. | http://www.empireelectric.com |
|
| Industrial Power Systems Inc. | http://www.ipsswitchgear.com |
|
| MagTran Equipment Corp. | http://www.mag-tran.com |
|
| Metglas Inc | http://www.metglas.com |
|
| Pauwels Transformers Inc. | http://www.pauwels.com |
|
| Solar Electric Energy Systems | http://www.seesolar.com |
| Cast Resin |
| TCI Trans-Coil Inc. | http://www.transcoil.com |
| Cast Resin |
| Virginia Transformer Corp. | http://www.vatransformer.com |
| Fluid |
| Neeltran | http://www.neeltran.com |