SIEMENS . 3RH 1921-1DA11

The Siemens 3RH1921-1DA11 is a laterally mountable auxiliary switch block with a screw connection. It features two poles and a size range of S0 to S12, with one normally open and one normally closed auxiliary contact. Constructed from plastic for corrosion resistance and non-conductivity, this switch block meets various international safety standards, including UL, CSA, and CCC, and is CE and EAC marked.