西门子5SJ4320-7HG42断路器480Y/277V 10kA 3极 20A 5SJ43207HG42

5SJ43188HG42 | 5SJ43207HG42 | 5SJ43208HG42

5SJ43207HG42【MCB 5SJ4 3P 480/277 20A 10K C-TR】