Specification:
Cable Length: 12-inches(30cm)
Connectors: 1 x 24 pin port, 1 x 8 pin port

Including:
1* 24 Pin to 8 Pin ATX power cable
Converts standard 24 pin ATX power supply cable to 8 pin power supply cable. Upgrade to a higher wattage PSU on your Dell PC that has the Dell propreitary 8 pin power connector.
Compatible with:
Compatible with Optiplex 3020 7020 9020 and Precision T1700 models. Dell Motherboards: H61, H81 Q77, Q87, B75, A75, Q75, Q65
Notes: Do not exceed the maximum power(1000w)when to use the ATX cable.
Please contact us if you need troubleshooting this product.