NPQ2系列双电源自动转换开关
样本：
- NPQ2-63/3C 10A
- NPQ2-63/3D 10A
- NPQ2-63/3C 16A
- NPQ2-63/3D 16A
- NPQ2-63/3C 20A
- NPQ2-63/3D 20A
- NPQ2-63/3C 25A
- NPQ2-63/3D 25A
- NPQ2-63/3C 32A
- NPQ2-63/3D 32A
- NPQ2-63/3C 40A
- NPQ2-63/3D 40A
- NPQ2-63/3C 50A
- NPQ2-63/3D 50A
- NPQ2-63/3C 63A
- NPQ2-63/3D 63A
- NPQ2-63/4C 10A
- NPQ2-63/4D 10A
- NPQ2-63/4C 16A
- NPQ2-63/4D 16A
- NPQ2-63/4C 20A
- NPQ2-63/4D 20A
- NPQ2-63/4C 25A
- NPQ2-63/4D 25A
- NPQ2-63/4C 32A
- NPQ2-63/4D 32A
- NPQ2-63/4C 40A
- NPQ2-63/4D 40A
- NPQ2-63/4C 50A
- NPQ2-63/4D 50A
- NPQ2-63/4C 63A
- NPQ2-63/4D 63A