24 Pin port connects to ATX Supply,18 Pin port connects to motherboard;Allowing you to convert standard 24 pin ATX supply to 18 pin motherboard supply connector;Compatible with Z420/Z620 systems having 18 pin connector in motherboard;Maximum : 1000 watts; Please note that do not support Z210The 24 Pin to 18 Pin ATX cable is to to convert standard 24 pin ATX supply to 18 pin motherboard supply. It offers a cost-effective solution for replacing the factory supplies in motherboards.Type: Adapter CableName: 24P to 18P ATX PSU Adapter CableFit: for Z420 Z620 mainboradConnectors: 1 x 24 pin port, 1 x 18 pin portColour:blackMaterial:PVC+18AWG copper tinned wireSize:About 30cm in lengthDue to different batches of wire materials, the actual product may have color difference from the picturePackage Contents:2 x 24 Pin to 18 Pin ATX Adapter CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.