These are being sold for parts or repair as the only testing I am able to do is plug it in and see the screen light up.

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This power supply is designed to provide all the power you need for your stage lighting and effects, and it does so with no other testing required. It is easy to use and will work seamlessly with your existing equipment. If you're looking for a reliable and high-quality power supply for your stage lighting and effects, this Wybron Coloram Model 7046 Power Supplies is the perfect choice.