The is a robust, high-output 216W external power brick originally designed for ultra-small form factor (USFF) desktops like the Dell OptiPlex SX280 . It has gained a "cult following" in the DIY community for powering eGPUs and high-current 12V projects due to its massive 18A capacity. Pinout & Wiring Guide
Some D220P-01 units omit pins 4 and 6, leaving a 4-pin connector (positions 1,2,3,5 only). In that case: Pin1=Purple, Pin2=Black, Pin3=Green, Pin5=Gray.
His hands moved in a blur of solder and heat-shrink tubing. He fused the 12-volt lines together and bolted them to the positive terminal of the database. He did the same with the grounds. He flipped the breaker.
Note on Layout Direction: Pins are numbered 1 through 4 along the top row (right-to-left or left-to-right depending on receptacle vs. plug perspective; always rely on the plastic shell shape keys to verify orientation) and 5 through 8 along the bottom row. 2. Internal Cable Wire Color Map
This article serves as a comprehensive guide to understanding the for troubleshooting or modification purposes. Dell D220P-01 Power Supply Pinout Overview
