- Siemens siemens gas leak controller: LDU 11. 523A 17, LDU 11. 523A 27, LDU 11. 323A 27
- Germany weishaupt leak detection device: DK2FS2, WDK3/01, WDK3, WDK 2F, DK 2F, W-DK 3 / 01 S-2
- Germany Dungs Dungs leak detection device: VPS504 S01, VPS504 S02, VPS504 S04, VPS504 S05
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