Relimate Crimp Pins-Polarized Connectors
Polarized relimate pin connectors for your perf board/PCB projects. Use these connectors for power connections or any sensor/general connection to prevent users from connecting the peripheral incorrectly or reversed.
This is a strip of 20 crimp pins. You can use a crimping tool to connect wires to these, or simply use a pair of needle nose pliers and a soldering iron.