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Is it possible to create a splitter for the 24 pin connector on a power supply.?

I want to run two bare motherboards just for crunching. If I use a 500w power supply and low power cpu's and hard drives.

3 Answers

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  • ?
    Lv 5
    1 decade ago
    Favorite Answer

    Yes it is possible to use a single power supply to power two boards.

    http://www.cyberresearch.com/store/product/power-s...

    http://www.atxpowersupplies.com/atx-20-pin-y-split...

    The only issue you will have is with the shared power button. Both will power on and power off the unit at the same time. It will not cause any damage of any sort as long as the PSU capacity can handle both systems.

    My recommendation is to only have one mobo have the power button connected and it will power on both boards.

    Alternatively you can:

    - disconnect the green PS_ON wire from both boards and use a single rocker switch to force the unit on, and use the reset & power buttons on the case for the reset

    - disconnect the green PS_ON wire from both boards and simply short it to ground (forcing always-on) and use the ATX power supply rocker switch in the rear of the unit (if it exists) to power the unit on/off. If the unit is autosensing / active PFC the seperate rocker switch above is the better alternative solution

    cheers

    Source(s): I'm an electrical engineer. I have set up single PSU / dual-mobo units and dual PSU / single mobo solutions many times, it is fun when done correctly.
  • Anonymous
    1 decade ago

    No. Since the boards both return voltages to pins for reading case button presses etc, there will be conflicts which can destroy a board. And this would still not allow both boards to work together, it requires very specialised software to parallel run the systems, and almost a computer degree to configure and maintain it.

  • 1 decade ago

    well its depend on material feasibility in market. if u want to use same power with 2 differnet boards then it will we danger issue with both of boards nd 500W supply cant hold it

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