The 3020-20-0300-00 is a 2.54mm box header SMD type connector manufactured by CNC Tech for industrial cable and connector applications. It features a current rating of 3.0A AC/DC, voltage rating of 250V AC/DC, and contact resistance of 20 ohm maximum, with insulation resistance of 1,000M ohm minimum. The connector utilizes brass contacts with gold plating and a nylon (UL9494V-0) insulator body, operating reliably across a temperature range of -40°C to +105°C. This connector is ideal for PCB-mounted applications requiring robust electrical connections in industrial and commercial equipment, offering RoHS compliance and withholding voltage of 600V AC/minute for enhanced safety and durability.