12V 3A Access Control System Back Up Power Standby Back-up Source Electrical Metal Power Supply Box

Product Description

High Quality 12V 3A Access Control System Back Up Power Standby Back-up Source Electrical Metal Power Supply Box

3A Current power supply

Built-in reverse surge protection and Short-circuit protection function.

This power supply is suitable for building intercom, various entrances access control, particularly suitable for all kinds of electric locks

Detailed Images

1: NO terminal and COM terminal , normally open no output , the key trigger output DC12V, connected electronically controlled lock(0-15 seconds delay , a positive , three negative ) ;

2: NC terminal and COM terminal , normally closed output DC12V, after the power button is triggered,then the electric or magnetic latch,Power locks ( 0-15 seconds delay , 2 positive, 3 negative ) ;

3: DC12V output voltage regulation, 4 is positive , 5 negative ;

4: open button input terminal ( for negative power supply ) , which can be accessed switch output(relay output, low )control Electric lock access control system ;

5: open button input terminal ( on the positive power supply ) , which can be accessed switch output( relay output, high level ) control ,Electric lock access control system ;

6: 12V input voltage door, dedicated to the direct control of the output voltage electric lock access control

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