T2100042201-000 is a female insert connector designed for the HK4/0 series heavy-duty connector system, specifically engineered for demanding industrial and automation applications. This insert features a screw terminal configuration and is rated for maximum voltages of 690V/400V with current carrying capacity of 80A/16A, making it suitable for high-power transmission in harsh environments. The connector is constructed with die-cast aluminum housing, powder-coated in RAL 7037, and incorporates stainless steel and steel-zinc plated locking elements to ensure corrosion resistance and durability. Operating across a temperature range of -40°C to +125°C with an IP65 degree of protection, this insert is ideal for rolling stock, automation control systems, and other industrial environments requiring reliable power and signal transmission under demanding conditions.