Access control system / intercom power supply box / back up standby power supply function 12v 5a
this device supplies power when there is public power supply and sustians power when the public power goes of. This is possible because it has compartment where 7.2amp 12volts battery is installed and that battery is what the device to supply and sustain power when public power goes off.
This access control power supply box 12v 5a works with all kinds of access control system and intercorm phones for homes, offices, schools, churches and mosque.
Note 1: this device does not come with battery.
Note2: the colour and mode of connection of the power supply box may differ in any form but the rating at which the access control and other intercom phones works with can never be changed which is 12v 5a.