This XZ Connector has a straight 19-pin M23 female connector with solder terminal connections with a Pg 13.5 cable gland entry. It has a metal enclosure with IP65 degree of protection, makes it ideal for heavy duty use in harsh conditions. It is compatible with XCSLF*M3 and XCSLE*M3 key operated safety interlock switches (with M23 19-pin male connector).