上海華通SM50系列塑殼斷路器:
SM50-63C SM50-63S SM50-125C SM50-125S SM50-125R SM50-160C SM50-160S SM50-160R SM50-250C SM50-250S SM50-250R SM50-400C SM50-400S SM50-400R SM50-630C SM50-630 SM50-630R SM50-800C SM50-800S SM50-800R SM50L-63 SM50L-125 SM50L-160 SM50L-250 SM50L-400 SM50L-630 SM50L-800
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