| Explanation | Gas Type | Model No |
| With alarm 40 m³/h | Oxygen | BR-OS-40 |
| With alarm 180 m³/h | Oxygen | BR-OS-180 |
| With alarm 40 m³/h | Nitrojen | BR-N2O-40 |
| With alarm 180 m³/h | Nitrojen | BR-N2O-180 |
May 2023 .05
