WD3620 20A DC-DC 300W 0-36V Step-down Power Supply Module + Anti-reflux Diode
39,16 €
Type: anti-reflux diode, anti-backflow diode. (3) The battery is connected to the back end of the anti-reflux diode. Connect the battery and ensure that the wires are thick enough. The default factory setting is 10A.
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