Relays and Sockets
- Aromat
- Babcock
- CP Clare / Sumida
- Deutsch
- Dow-Key Microwave
- Eaton Aerospace
- Eaton Cutler Hammer
- Jennings Tech
- Leach
- Magnecraft Struthers Dunn
- Micropac
- PCD
- Potter & Brumfield /Tyco
- Teledyne
- Vanguard
Switches
- Cutler Hammer
- Eaton-Grayhill
- Honeywell / Micro Switch
- ITW
- Otto Controls
- Statco Switch
- Switchcraft
Circuit Breakers
- Airpax
- Cutler Hammer
- Eaton / Heinemann
- Mechanical Products
Fuses
- Cooper Bussman
- Little Fuse
Wire, Cable, and Tubine
- Alpha
- Belden
- Manhattan
- Cable
- Raychem / Tyco
Lighting Products
- AML
- Dialight
- JKL
- Microlamps
Resistors and Potentiometers
- Bourns
- Dale / Vishay
- IRC
Connectors and Accessories
- ADI
- Aero Electric
- Airborn
- AMP/Tyco
- Amphenol
- Array
- Automatic Connector
- Coaxicom
- Delta Electronics
- Deutsch
- Glenair
- Hypertronics
- ITT Cannon
- J-Tech
- Kings Electronics
- Lemo USA
- Molex
- PCD
- Prime Connector
- Raychem / Tyco
- SV Microwave
- Thomas & Betts
- Tri-Star
- Trompeter
- WW Fisher
- Winchester
Semiconductors
- AMD
- Analog Devices
- Atmel
- Fairchild Semiconductor
- General Instruments
- Hitachi America
- Intel
- Linfinity
- Maxim
- Micro Semi
- Motorola
- National Semiconductor
- NEC
- NJS
- Philips / Signetics
- Solid State
- ST Micro
- Taitron
- Texas Instruments
- Xicor
Capacitors
- ATC
- AVX
- Calchip
- Component Research
- Cornell Dubilier
- Illinois Cap
- Jennings Tech
- Kemet
- Mallory
- Murata
- NIC
- Nichicon America
- Oxley
- Panasonic
- Philips
- Sprague Vishay
- Taitron
- Transistor / Vishay
- United Chemi Con
- WIMA
