603 | Manual resetting pressure switch with graduated scale for heating systems

Available in two versions:
1) Maximum (or safety) pressure switch: Pressure range: 2,0 – 4,5 bars, factory setting 3 bars. Contacts: 16A (10)A – 250V. IP44 protection degree. Max. fluid temperature 110°C.
2) Minimum pressure switch: Pressure range: 0,5 – 1,7 bars, factory setting 0,9 bars. Contacts: 16A (10)A – 250V. IP44 protection degree. Max. fluid temperature 110°C.
The product complies with the PED 2014/68/UE norm.

Declaration of Conformity

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Codes and dimensions

Art.SizeCode
603 MAX1/4”90603AB531
603 MIN1/4”90603AB05MIN1