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LM2596 with LED Display - case by martin_pihrt | Download free STL model | Printables.com
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Brumberg 17640010 LED měnič 10 W 350 mA 28 V stmívatelné | Conrad Electronic
STEP DOWN měnič LM 2596 LED displej by Arkona | Download free STL model | Printables.com
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Step-down měnič DC4.5-35V na 5V/500mA USB LED voltmetr | dratek.cz