SIEMENS Auxiliary Switch Block 3RH2911-1HA31 by Siemens Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $20.00 15 IN STOCK 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart SIEMENS Auxiliary Switch Block 3RH2911-1HA31 3NO+1NC