Pololu - Wixel Shield for Arduino, v1.1
Mini Push Button Switch - Tall - Proto-PIC
Pololu Pushbutton Power Switch SV (old version)
David and Fang's dead reckoning robot based on the mbed - Pololu
These small single-pole, double-throw (SPDT) slide switches are rated for 300 mA at 50 VDC and make great on/off power switches for low power
Mini Slide Switch: 3-Pin, SPDT, 0.3A (3-Pack)
Tactile Switches - Switches - Components & Parts Australia
Pololu - Switches, Buttons, and Relays
Micro 2 pins self-locking momentary pushbutton switch with round black button and oval black base Rated Voltage: DC 30V, Rated Current: 1A, Insulation
5 PCS Tactile Push Button Switch, Icstation 2 Pin Self-Lock Micro Push Button Switch SPST DC 30V 1A Mini Push Button Latching On Off Switches
Pololu Pushbutton Power Switch LV (old version)
Pololu - Mini Slide Switch: 3-Pin, SPDT, 0.3A (3-Pack)
Pololu - Solderless Breadboards
MakerSpot 6mm 2 Pin Panel PCB Momentary Tactile Tact