16A: UL, CSA, VDE, SEV, SEMKO, KEMA, DEMKO, NEMKO, ÖVE, BEAB, SETI 16A Screw Terminal: UL, CSA, VDE 16A High Temperature: UL, CSA, VDE, SEV, SEMKO, KEMA, DEMKO, NEMKO, ÖVE, BEAB, SETI 21A: UL, CSA, VDE, SEV, SEMKO, KEMA, DEMKO, NEMKO, ÖVE, BEAB, SETI. Cherry D4 Series 0.1A, 16A ; 21A. Cherry D4 series miniature microswitches are a highly reliable switch that offers a high level of repeat accuracy. The D4 series has high contact stability thanks to application-specific contact materials for switching currents of 100 mA to 21 A at 250 V ac. Polyester casing Snap action V3 case size EN 61058 and UL1054-approved Cadmium-free contact material Mechanical life 2x10 ;sup>7 ;/sup> (3 x 10 ;sup>6 ;/sup> for high temperature versions)