Phoenix Contact Shape Change for M12 DSI Connectors Phoenix Contact is changing the male and female (4 to 8 pins) for the wave soldering process, the sharp shape of the contacts. All other technical specifications will remain the same. This change flows smoothly into the existing series. During transition of the changes listed above, Mouser may supply both versions of this product simultaneously depending on inventory. Part Numbers Affected 651-1551516 1551516 651-1553035 1553035 651-1553459 1553459 651-1419768 1419768 651-1419742 1419742 651-1441862 1441862 651-1441749 1441749 651-1441765 1441765 651-1553048 1553048 651-1543647 1543647 651-1542745 1542745 651-1553051 1553051 651-1441901 1441901 651-1441781 1441781 651-1441888 1441888 651-1441927 1441927 651-1553873 1553873 651-1441804 1441804 651-1542758 1542758 651-1552955 1552955 651-1551820 1551820 651-1551859 1551859 651-1552968 1552968 651-1551833 1551833 651-1552971 1552971 651-1552997 1552997 651-1551862 1551862 651-1558522 1558522 651-1552272 1552272 651-1552285 1552285 651-1552298 1552298 651-1558548 1558548 651-1551503 1551503 651-1553462 1553462 Please contact a Mouser Technical Sales Representative for further information. 5-0713-49