99-2441-21-03 is a 7/8" male cable connector designed for automation technology and power supply applications in the series 820 product line. It features 2+PE contacts with an unshielded design, screw clamp termination, and IP67 degree of protection, supporting cable cross-sections up to 1.50 mm² (AWG 16) with a cable outlet diameter of 8.0–10.0 mm. The connector operates at a rated voltage of 300 V (600 V UL) with a rated current of 12.0 A, an impulse voltage rating of 4000 V, and insulation resistance of =10¹° O, maintaining performance across a temperature range of -25°C to +85°C. The housing is constructed from PBT with brass/bronze contacts plated in gold, and the connector is approved to UL 2238 and VDE standards. This connector is ideal for plant engineering, control systems, and electrical equipment construction where reliable, sealed connections are required in industrial environments.