Schmersal Z1R 236-11Z-M20 by Schmersal Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $28.00 10 IN STOCK 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Schmersal Z1R 236-11Z-M20 Part Number: 151156129 Position Switch With Safety Function