- Working gas: dry air
- Gas pressure: 1~4 atm
- Self-breakdown voltage: ≥ 30 kV
- Working voltage: ≥ 20 kV
- Size: 90 x 90 x 60 mm3
![](http://capst.ncku.edu.tw/PGS/wp-content/uploads/2021/01/System-917x1024.png)
Controlled Spark-Gap Switch
- Working gas: dry air
- Gas pressure: 1~4 atm
- Self-breakdown voltage: ≥ 30 kV
- Working voltage: ≥ 20 kV
- Size: ∅160 mm x 68 mm
![](https://capst.ncku.edu.tw/PGS/wp-content/uploads/2022/09/PXL_20220815_115808625-1024x771.jpg)