Is your ATX power supply cable too short? Does it not come with the right connector? This multi-purpose, 4 in 1 cable is the perfect solution whether you need to extend or convert your power supply's existing ATX connector. It's practical and easy-to-use design allows it to be used in 4 different ways: ATX 20 Pin Extension , ATX 24 Pin(20+4) Extension , ATX 20 to 24 Pin Conversion , or ATX 24 to 20 Pin Conversion . Professionally designed and manufactured to the highest quality, the Cable-M204M204F is the most practical cable extension/conversion for your ATX power supply.