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Amazon.com: KNACRO 30W 3A Step-Down Dual Output Power Supply Module Positive and Negative Output Adjustable Input 4.5-35V Output 1.3-16V(±3.3V ±5V ±9V ±12V ±15V) : Electronics
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Dual Output Switching power supply AC-DC 50w 12V 24V D-50C 2A 1A input selected by switch | Makerele
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