Quadrios Cord End Terminals Ring terminal 616193 - Quadrios 22C445, The Quadrios 22C445 is a partially insulated ring terminal with a cross section of 1.5 mm² and a hole diameter of 10.5 mm. It is a solder-free connector, ideal for automotive or car crimp terminal applications. This ring terminal provides a reliable connection for electrical wiring solutions. Quadrios 22C445 Ring Terminal 1.5mm² 10.5mm Red Partly Insulated Set