This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.
Hoja de datos de 12V/5V Power Supply Hookup Guide de SparkFun Electronics
Power Supply - 5V, 4A - TOL-15352 - SparkFun Electronics
Power Supply - 12V/5V (2A) - TOL-15664 - SparkFun Electronics
Power Supply - 12V/5V (2A) - TOL-11296 - SparkFun Electronics
Power Supply - 12V/5V (2A) - TOL-11296 - SparkFun Electronics
CUI Inc. P7805-Q12-S2-S Non-Isolated DC/DC Converters
Mean Well Switching Power Supply - 12VDC, 12.5A - TOL-14099 - SparkFun Electronics
Power Supply - 12V/5V (2A) - TOL-11296 - SparkFun Electronics
12V/5V Power Supply Hookup Guide - SparkFun Learn
Wall Adapter Power Supply - 5VDC, 2A (Barrel Jack) - TOL-15312 - SparkFun Electronics
Description Documents Do you need to power a project with 12V and 5V from one power supply? The ATX power connector breakout board breaks out the
SparkFun ATX Power Connector Breakout Board
Wall Adapter Power Supply - 5V DC 2A (USB Micro-B) - TOL-12890 - SparkFun Electronics
ATX Power Supply Connector - Right Angle - PRT-09498 - SparkFun Electronics
Power Cable - 7A IEC C13 - TOL-11299 - SparkFun Electronics