Power Supply - 12V/5V (2A)

Does your project need a little more umph than our wall wart adapters can supply? Why not give this a shot? This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.

The ATX connector is a standard 8981 Series Power Connector, like the disk drive connectors in your PC. Adapters and cable assemblies are easy to come by at computer supply stores (also, check our related items) so you shouldn't have any trouble getting your project powered up.

Note: Only the pin next to 5V is grounded. The pin next to 12V is not connected (NC). Please refer to the picture of the bottom of the unit for more information. The AC cable for is included and works with 100-240VAC inputs via a 2-prong style plug.

  • Input Voltage: 100 to 240VAC @ 50-60Hz
  • Output Voltage: 12V / 5V
  • Output Current: 2A
  • Output Power: 34 Watts
  • Input Connector: IEC C14
  • Output Connector: Molex 8981

Power Supply - 12V/5V (2A) Product Help and Resources

ATX Power Connector (4-Pin) Breakout Hookup Guide

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Do you need to power a project with 12V and 5V from one wall adapter? The ATX power connector breaks out the standard 4-pin computer peripheral port for your 12V and 5V devices!

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Getting started guide for the Large Digit display driver board. This tutorial explains how to solder the module (backpack) onto the back of the large 7-segment LED display and run example code from an Arduino.

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RGB Panel Hookup Guide

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Make bright, colorful displays using the 32x16, 32x32, and 32x64 RGB LED matrix panels. This hookup guide shows how to hook up these panels and control them with an Arduino.

12V/5V Power Supply Hookup Guide

May 10, 2018

In this tutorial, we will replace the 12V/5V (2A) power supply's molex connector with two male barrel jacks adapters.

Connector Basics

January 18, 2013

Connectors are a major source of confusion for people just beginning electronics. The number of different options, terms, and names of connectors can make selecting one, or finding the one you need, daunting. This article will help you get a jump on the world of connectors.

Core Skill: Electrical Prototyping

If it requires power, you need to know how much, what all the pins do, and how to hook it up. You may need to reference datasheets, schematics, and know the ins and outs of electronics.

2 Electrical Prototyping

Skill Level: Rookie - You may be required to know a bit more about the component, such as orientation, or how to hook it up, in addition to power requirements. You will need to understand polarized components.
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