ATP04-4P-BLK is a 4-position receptacle connector from the ATP Series™ designed for heavy-duty industrial applications requiring reliable multi-pin connectivity. The connector features Size 12 pin contacts rated for 25A continuous current at 250V, with a thermoplastic housing in black that provides excellent UV resistance and RoHS compliance. It incorporates an integral latching system ensuring definitive electrical and mechanical connection, combined with superior environmental seals achieving IP68 and IP69K ratings. The connector demonstrates robust performance across demanding conditions: insulation resistance of 1000 megohms minimum at 25°C, contact retention of 70 lbs for Size 12 contacts, thermal cycling capability from -55°C to +125°C without cracking or leaking, and vibration resistance up to 21 G's at 10-2000 Hz. With a maximum contact millivolt drop of 60mV for solid contacts at 25A, this connector is ideal for industrial automation, machinery control systems, and harsh environment applications where durability and environmental protection are critical.