12052139 is part of the APEX 150 Sealed connector series designed for sealed inline and device applications in automotive environments. The connector housing features cavity counts of 10 or 16 ways with 1.5 mm cavity configurations and 3.5 mm centerline spacing, available in both female and male genders. It operates within a temperature range of -40°C to +125°C and withstands vibration up to 20 G, with IP69K environmental protection rating. The mat sealed design with optional CPA (Connector Position Assurance) ensures reliable connections in demanding automotive applications requiring robust sealing and heavy-duty performance.