DISCRETE SEMICONDUCTORS
Central Semiconductor - Diodes, Rectifiers, TVS, Mosfets, Transistors
FANS
Mechatronics - AC, DC, Blowers, and Fan Tray Assemblies 
CRYSTALS, OSCILLATORS, ANTENNAS, RF CABLES
Raltron - Frequency Control Products, Antennas, & RF Cables 
CAPACITORS
Tecate Group - Supercapacitors, Ceramic, Film, & Electrolytic

FLEX CIRCUITS

Flexible Circuit Technologies - Flex & Rigid Flex with assembly,  Facilities in China
SOLENOIDS
Magnet Schultz - Solenoids, Electro Magnets for Industrial, Medical, Automotive and Hydraulic
RELAYS and THERMAL PRINTERS
Fujitsu  - Signal, Power & Automotive Relays   5V, 12V & 24V Thermal Printers
FLAT FLEX CABLE & CMM CONNECTORS
Nicomatic -CMM & DMM  Connectors, Flat Flexible Cables, CrimpFlex Connectors,  Metal Domes
INDUCTORS & TRANSFORMERS
Sumida - Power, Signal, Ethernet, Including Standard and Custom

CONTRACT MANUFACTURING

Circuit Works - Electronics Assembly with facilities in Illinois and Mexico

PRINTED CIRCUIT BOARDS

National Technology - Prototypes through Production with facilities in Illinois and India
POWER SUPPLIES
Globtek - AC,-DC, Internal & External, DC-DC, Battery Packs, Batteries with  Medical Approvals

MEMBRANE SWITCHES & USER INTERFACE ASSEMBLIES

Nelson - Miller - Designing & Manufacturing custom assemblies and interface solutions
LEDS
ITW Lumex - Indicators, SMD, TH, 7 Segmet Displays, Light Pipes, & Assemblies 

SHEET METAL FABRICATION

Titan Metals Laser Cutting, Welding, Forming, Punching, Assembly, & Painting in Illinois

INJECTION MOLDED PLASTIC

Guttenberg Industries - Facility in NE Iowa with 33 presses from 50-1000 tons

MACHINING & CASTINGS

Krisdee - Machining of solids and castings, for Aerospace, Automotive, Medical, Hydraulics
Audio Products, Switches & Cable Assemblies
RDI USA  - Buzzers, Speakers, Switches, & Cable Assemblies

Manufacturers' Sales Representatives