AM21-20W09V AC-DC Isolated Step-Down Power Module 9V Output voltage industrial grade design Four-fold safety protection
[Input voltage]：AC 85-264V / DC 120-370V
[Output voltage]：9V
[Output power]：20W
[Continuous current]：2222mA
[Size]：52.5*35.2*25.6mm
[Installation method]：DIP, lead wire
[Introduction]：Industrial, Instrumentation, RF Communications, Rail Transit, Smart Streetlights, Smart Switches, Smart Home
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Serial number | Pin Name | Direction | Purpose |
1 | L | Input | AC Power Input |
2 | N | Input | AC Power Input |
3 | – | Output | DC output,power ground |
4 | + | Output | DC output,positive power supply |