JWPS Series 4.0mm pitch IP67 waterproof PCB header connectors ideal for use in applications where there is extreme moisture or submersion. These JWPS series 4.0mm IP67 PCB header connectors feature a silicon rubber sealing ring on the mating side which offers protection against moisture, dirt and scratches and a solid rubber seal for the wire side sealing. Keying and colour coding on these JWPS waterproof PCB header connectors help facilitate accurate mating. Typical applications for these JWPS Series 4mm waterproof PCB headers include automotive, photovoltaics and underwater applications such as cameras.
Stock number 906-0127 is a 4 way PCB header with Z keying
Stock number 906-0121 is a 4 way PCB header with X keying
These JWPS Series 4.0mm shrouded PCB headers mate with the JST 4.0mm JWPS waterproof receptacle housings.

JST 4.0mm JWPS Waterproof Wire to Wire and Wire to Board Connectors