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Special note

1. Pay attention to wiring according to the diagram and do not make mistakes.

2. This document only represents the product knowledge and parameters at the time of editing. Any changes made in the future will not be notified separately.

3. The output of HW-419A is 5V; The output of HW-419B is 12V.

4. Connect the connection wires between the module and the power supply first, and then turn on the power.

5. The minimum voltage difference between input and output needs to be greater than 4V; The minimum input voltage at 12v output is 16V

Product Function

Usage method:

1. Connect the wires between the module and the power supply first.

2. After selecting a suitable power source and powering it on, use a multimeter or voltmeter to measure whether the output voltage of the module is consistent with the voltage required by the equipment, and disconnect the power source.

3. Connect the electrical equipment or load to the output terminal of the module and then power it on.

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