Startechcom heavy duty computer power cables startechcom pxtc14c19143 this startechcom pxtc14c19143 c14 to c19 power cable features 16mm diameter wire thats suitable for high power connections making it perfect for high end server equipment such as routers switches power distribution units pdu etc alternatively you can use the cable to extend the reach of your existing power cable which gives you the extra distance you need to place your devices according to your server room c