Links: Robot Part Suppliers

Mechanical Parts:

• Servo City is a world leader for hobbyist robotics parts. Their line of Actobotics components make it easy to design and assemble complex mechanisms without requiring fabrication.
• Online Metals
• McMaster-Carr

Motors:

• Robot Power provides motor and motion control solutions for hobby applications. They offer off-the-shelf H-bridge motor controls for brushed DC motors from 6 Amps to 160 Amps.
• MegaMoto Motor Control Shield for Arduino is the first and only motor control for Arduino that gives users the ability to control up to 30A of current at up to 28V
• Pololu High-Power Motor Drivers

Pneumatics:

• Coast Pneumatics

Electronics:

• I2C Level Shifter
• Pololu Robotics and Electronics
• Super Bright LEDs

Sensors:

• Parallax