Capacitors

• Arco
• AVX
• Centralab
• Commonwealth Sprague
• Cornell-Dubilier
• Kemet
• Murata Erie
• NIC
• Nichicon
• Panasonic
• Siemens
• United Chemi-con
• Vishay/Mallory
• Vitramon

Fuses

• Bussman
• Littelfuse

Optoelectronics

• General Semiconductor
• Hewlett Packard
• Texas Instruments
• TRW

Potentiometers

• Beckman
• Bourns
• CTS
• Spectrol

Resistors

• Allen-Bradley
• Dale Electronics
• KOA Speer
• Mepco Electra
• Ohmite
• Rohm