| BRAND | Josef Emmerich |
| Product | 40300053 |
| Description | airflow sensor |
| Internal code | IMP4974961 |
| Custom code | 90268080 |
| Technical specification | for piston diaphragm pumps with a flow rate of 1 m³/h to 2.5m³/h, single-acting. Enables precise adjustment of the air volume and visual verification of the function of the air supply valve |
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