The big box home improvement stores do not carry a range of unusual items and many of the wholesale specialty suppliers will not deal with individuals or have minimum orders and/or tax license requirements that make the purchase of electronic components far too expensive.
Now there is a relatively convenient solution for buying electronic components. If you are looking for:

Circuit Protection Devices |
Types |
|
|
|
|
|

Electromechanical Devices |
Types |
Materials |
|
- Relays
- Switches
- Motion Activated Switches
- Controllers
- IO Modules
- Motors
|
- Acrylonitrile Butadiene Styrene (ABS)
- Aluminum
- Cast Iron
- Plastic
- Stainless Steel
- Steel
|
|

Interconnects |
Types |
Materials |
|
- Cable Assemblies
- Cables
- Sockets
- Terminals
- Wire
|
- Brass
- Copper
- Nickel
- Nickel Silver
|
|

Passive Components |
Types |
Materials |
|
- Antennas
- Attenuators
- Capacitors
- Coils
- Crystals
- Inductors
- Resistors
- Resonators
- Signal Filters
- Switch Encoders
- Transducers
- Transformers
|
- Ceramic
- Cermet
- Molded Epoxy
- Stailess Steel
- Thin Film
- Wire Wound
|
|

Semiconductors |
Types |
|
|
- Digital Signal Processors
- Diodes
- Interfaces
- Microprocessors
- Signal Components
- Timing Management Products
- Transistors
|
|
|

Sensors |
Types |
Materials |
|
- Current Sensors
- Flow Sensors
- Linear Sensors
- Liquid Level Sensors
- Photoelectric Sensors
- Proximity Sensors
|
- Plastic
- Polycarbonate (PC)
- Polytetrafluoroethylene (PTFE)
- Stainless Steel
|
|