The connector is a Molex-style, dual-row 8-pin interface. Understanding the difference between the (viewed looking directly at the face of the plug pins) vs the internal wire colors is crucial to safely operating the unit. Pin Mapping and Wire Specifications
4.20mm pitch proprietary 8-pin dual-row male plug Complete Dell D220P-01 8-Pin Pinout Guide Dell D220p 01 Power Supply Pinout 2
Dell D220P-01 (also known as the adapter) is a 216W–220W external power supply used for legacy Dell OptiPlex Ultra Small Form Factor (USFF) PCs. It features a proprietary 8-pin connector that provides a steady 12V output at 18A. 8-Pin Connector Pinout The pinout below describes the female receptacle The connector is a Molex-style, dual-row 8-pin interface
rail with a high current output (18A) through a specialized proprietary 8-pin connector. It features a proprietary 8-pin connector that provides
Generally not required for standard 12V power modifications and can be insulated.
What (e.g., eGPU, 3D printer, LED controller) are you trying to power?