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| Ningbo BestKey Electronic & Electrical Factory | |
| Leach International | ||
| Magnecraft & Struthers Dunn | ||
| Fairchild Semiconductor 82 Running Hill Road - South Portland, ME 04016 USA - - | ||
| Sentrol Industrial | ||
| Entrelec Inc. | ||
| Altech Corp. | ||
| RELECO, S.A. | ||
| Excel Cell Electronic | ||
| Megatron Electronics & Controls | ||
| Selco Products Company | ||
| Comus International | ||
| Norstat, Inc. | ||
| Siemens AG - - - | ||
| GAMA Electronics, Inc. | ||
| Carlo Gavazzi / Dupline | ||
| Opto 22 | ||
| RELECO, S.A. | ||
| Square D - North American Division of Schneider Electric 1415 South Roselle Road - Palatine, IL 60067 USA - - | ||
| Allen Bradley / Rockwell Automation | ||
| GE General Electric Industrial Systems Division - - - | ||
| NEC Electronics, Inc. | ||
| ACT / Advance Control Technology Inc. | ||
| Picker Components Inc. | ||
| Pilz Automation Safety L.P. | ||
| Picker Components Inc. | ||
| Amplicon Liveline Limited | ||
| Ventronics | ||
| Teledyne Relays | ||
| ELK Products, Inc. | ||
| GAMA Electronics, Inc. | ||
| Hollingsworth Electronics | ||
| Amprobe | ||
| Aromat Automation Controls Division | ||
| Solcon Industries Ltd. | ||
| Advance Controls, Inc. | ||
| Crydom | ||
| Omron | ||
| Magnecraft & Struthers Dunn | ||
| Leach International | ||
| Hamlin, Inc. | ||
| Infineon Technologies AG | ||
| EE Controls (Electrical & Electronic Controls) | ||
| Coto Technology | ||
| Allied Controls | ||
| Solid State Advanced Controls Inc. | ||
| Excel Cell Electronic | ||
| GE General Electric Industrial Systems Division - - - | ||
| ABB Control Inc. | ||
| Teledyne Relays | ||
| Global Components & Controls | ||
| Carlo Gavazzi / Dupline | ||
| NAIS Aromat Electronic Components Division | ||
| Advanced Components Industries, Inc. | ||
| Axiomatic Technologies Corp. | ||
| Ametek National Controls Corp. (NCC) 1725 Western Drive - West Chicago, IL 60185 USA - - | ||
| Allied Controls | ||
| CP Clare Corporation | ||
| CII Technologies / Hartman / Kilovac / Midtex | ||
| Entrelec Inc. | ||
| Altech Corp. | ||
| Western Reserve Controls, Inc. WRC | ||
| HBControls, Inc. | ||
| Global Components & Controls | ||
| Vishay Intertechnology / Dale / Sprague / Vitramon / Roederstein | ||
| Schmersal | ||
| HBControls, Inc. | ||
| American Electronics Components | ||
| Carlo Gavazzi / Dupline | ||
| ASI, Automation Systems Interconnect, Inc. | ||
| Amprobe | ||
| Meder Electronic | ||
| Bircher AG | ||
| Selco Engineering, Inc. | ||
| Selco Products Company | ||
| Hasco Components Int'l. Corp., 247-40 Jericho Turnpike - Bellerose Village, NY 11001 USA - - | ||
| NEC Electronics, Inc. | ||
| Teledyne Relays | ||
| Magnecraft & Struthers Dunn | ||
| Allied Controls | ||
| Flex core Div., Morlan & Associates, Inc | ||
| Ametek National Controls Corp. (NCC) 1725 Western Drive - West Chicago, IL 60185 USA - - | ||
| Altech Corp. | ||
| Square D - North American Division of Schneider Electric 1415 South Roselle Road - Palatine, IL 60067 USA - - | ||
| Aleph International | ||
| Leach International | ||
| Qwik Piks - - - | ||
| Che Fong Hong Electronics Ltd. | ||
| Meder Electronic | ||
| Amperite Company Inc. | ||
| Solid State Advanced Controls Inc. | ||
| RFE International, Inc. | ||
| SymCom, Inc. | ||
| Hasco Components Int'l. Corp., 247-40 Jericho Turnpike - Bellerose Village, NY 11001 USA - - | ||
| Selco Products Company | ||
| Basler Electric Company | ||
| Ventronics | ||
| Picker Components Inc. | ||
| American Zettler | ||
| Allen Bradley / Rockwell Automation | ||
| Basler Electric Company | ||
| Aeroflex, Inc. | ||
| Thomas & Betts (T&B) / Augat / Alcoswitch | ||
| NEC Electronics, Inc. | ||
| ABB Control Inc. | ||
| Omron | ||
| Leach International | ||
| Carlo Gavazzi / Dupline | ||
| Basler Electric Company | ||
| Che Fong Hong Electronics Ltd. | ||
| Excel Cell Electronic | ||
| Durant Industrial Controls | ||
| Isocom UK | ||
| Act Safe, Inc. | ||
| Global Components & Controls | ||
| Ventronics | ||
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