DC Surge protection devices AOUP2 are suitable for photovoltaic applications. These SPDs are designed and testedaccording PV T2 class from EN 50539-11 standard.indication front window helps users to know the status of device andemote-slanal port is able to provide remote indlcallon and alarm, Plug-in module deslgn make it convenlent to changemodule without device disconnection.