20-24 Pin ATX Benchtop Power Breakout Adapter with 3.3V 5V 12V Outputs and 5A Fuse Protection 128×48×30mm
This ATX benchtop power breakout adapter converts standard computer power supplies into versatile benchtop power sources for electronic projects. Compatible with both 20-pin and 24-pin ATX connectors, it provides stable voltage outputs including 3.3V, 5V, 12V, and -12V with comprehensive safety features.
- Dual compatibility with 20-pin and 24-pin ATX power connectors
- Multiple voltage outputs: 3.3V, 5V, 12V, and -12V
- Replaceable 5A fuses on each output channel for overload protection
- USB 2.0 interface for device charging and data transfer
- Two small 4-pin power outputs for peripheral devices
- Independent power control switch for convenient operation
- PCB plastic spacers prevent short circuits
- Board dimensions: 128×48×30mm (5.04×1.89×1.18 inches)
| PIN | SIGNAL | PIN | SIGNAL |
|---|---|---|---|
| 1 | +3.3V | 13 | +3.3V |
| 2 | +3.3V | 14 | -12V |
| 3 | Ground | 15 | Ground |
| 4 | +5V | 16 | Power On |
| 5 | Ground | 17 | Ground |
| 6 | +5V | 18 | Ground |
| 7 | Ground | 19 | Ground |
| 8 | Power Good | 20 | Reserved |
| 9 | +5V Standby | 21 | +5V |
| 10 | +12V | 22 | +5V |
| 11 | +12V | 23 | +5V |
| 12 | +3.3V | 24 | Ground |
Each output channel features replaceable 5A fuses that provide overload protection by cutting power during excessive current conditions. Complete grounding connections ensure electrical safety and static dissipation.
- Computer hardware maintenance and testing
- DIY electronics projects and prototyping
- Embedded systems development
- Small appliance power supply
- Educational electronics laboratories
Always ensure proper connection and observe safety precautions when working with electrical equipment. Replace fuses only with identical 5A specifications.
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