121583-0019 is a 7-way jam nut receptacle connector from the APD series, designed for transportation applications. It features pin contacts with Code 1 black (RAL 9005) mechanical keying and visual color coding, operating at 48 VDC with a contact resistance of 5 mO max and voltage proof rating of 1000 VAC for 60 seconds. The connector operates over a temperature range of -40°C to 125°C and provides IP67 + IP69K sealing protection. Constructed with PBT GF housing material and HNBR sealing material, it offers excellent resistance to vibration (200 m/s², 3 x 100h), salt spray (96h at 35°C), and various fluids including brake fluid, ATF, and fuel. This robust connector is ideal for demanding transportation environments requiring reliable electrical connections under harsh conditions.