Capacitor Products
- Aerovox
- ASC Capacitors
- EFC Wesco
- Hartland Controls
- KEMET Electronics
- MATSUO Electric
- OKAYA
- United Chemi-Con
- VISHAY
Circuit Protection
- Ametherm
- Carling Technologies
- EFC Wesco
- MATSUO Electric
- Mueller Electric
- Therm-O-Disc
- OKAYA
- United Chemi-Con
- VISHAY
Cooling Products
- Cooltron
- ECOFIT
- ETRI
- Orion / Knight
- Rosenberg
- Shyuan Ya
Display Products
- OKAYA
- Winstar Display
Enclosures
- SERPAC
Interconnect Products
- Feller
- Mueller Electric
- On-Shore Technologies
- Orion / Knight
Magnetics
- Hartland Controls
- KEMET ELectronics
- VISHAY
Optoelectronics
- American Bright
- Kraus & Naimer
- SOLICO
- VCC
Power Conversion
- CINCON
- OKAYA
- Wall Industries
Power Semiconductors
- Mitsubishi Electric
- POWEREX
- VISHAY
Resistors
- EBG Resistors
- RCD COmponents
- VISHAY
Sensors
- Ametherm
- Microsensor
- Standex / Meder
- Therm-O-Disc
Switches & Relays
- Carling Technologies
- CIT Relay & Switch
- Hartland Controls
- KEMET Electronics
- Kraus & Naimer
- Standex / Meder
Thermal Products
- Ametherm
- KEMET Electronics
- Therm-O-Disc