Magnetics
Wurth Electronics Midcom - Transformers, Inductors, Ferrites; custom & standard, including Power, LAN / Ethernet, Digital, RF, Analog products made in China with engineering and customer service in South Dakota
Midcom Website

LEDs
Everlight – Surface Mount and Through Hole LEDs including: Lamps, High Power, Digital Display, Infrared, Photo Couplers, and Optical Sensors
Everlight Website

Capacitors
Tecate Industries – Ceramic, Aluminum Electrolytic, Film, Tantalum, and Ultracapacitors
Tecate Group Website

Oscillators and Timing Devices
Valpey Fisher – OCXO, TCXO, VCXO, Frequency Translaters, Jitter Attenuators, Clock Generators, VCOs, XO, XTAL
Valpey Fisher Website

Power Semiconductors
Dynex - High Power IGBTs, SCRs, GTOs, & Power Assemblies
Dynex Website

PCB Connectors
Major League Electronics- PCB Style Headers and Sockets, IDC, SIM, & Custom Connectors Major League Electronics Website

Discrete Semiconductors
Central Semiconductor - Discrete Semiconductors: Diodes, Zeners, Rectifiers, Bridges, Transistors, SCR's, Triacs, & JFET's in SMD, Leaded, & Chip form, including selected, custom & diminishing source types.
Central Semiconductor Website

Reed Relays and Reed Switches
Coto - manufacturer of Reed Relays and Reed Switches
Coto Website

Fiber Optical Products
Stratos Optical Technologies – Optical Transceivers, Digitial Video Transport Products, Fiber Optic Cable Assemblies
Stratos Optical Website

RF Connectors and Mini Coaxial Cable
EZ Form Cable Corporation - Miniature Simi Rigid Coaxial Cable, MIL-C-17 Semi-Rigid Cable, Delay Lines & Cable Assemblies, RF Connectors, Quick Snap Connectors
EZ Form Website

Solenoids/Machining
Magnet Schultz - Solenoids, Latches, Electro Magnets, and Precision Turning
Magnet Schultz Website

Motors and Fans
Japanese Products Corporation - Japan Servo Stepper Motors, Brushless Motors, Cooling Fans
JPC Website

Printed Circuit Boards
National Technology - Prototype through Production with facilities in Illinois, Wisconsin and India
National Technology Website

Thermal Management & Thermal Cut Offs
Thermshield – Premier Manufacturer of Heat Sinks, EMI / RFI Shielding, Heat Pipes, BGA Cooling, Thermal Cut Offs: Standard and Custom Product
Thermshield Website

Sheet Metal Fabrication
Titan Metals – Laser Cutting, Welding, Forming, Punching, Assembly, Painting & Screening
Titan Metals Website