This matrix keypad has 12 buttons arranged in a 3 x 4 pattern. The number pad is from a telephone and is made of plastic with sturdy plastic buttons. Since the keypad uses a matrix arrangement, only 7 digital inputs are require to add this to your project.
The connector on the back is a standard breadboard pitch (0.100” / 2.54mm) and can be easily connected to a breadboard using our Premium Male/Female Jumper Wires.
BC Robotics Inc. is a supplier and manufacturer of electronic kits, components, and accessories based in Nanaimo BC, Canada. We stock a large selection of popular items from Arduino, BBC micro:bit, Raspberry Pi, Adafruit Industries, SparkFun Electronics, Pololu, Makey Makey, and many more!