WKK Cord End Terminals Ferrule 621383 - WKK Ce 250018T, The WKK Ce 250018T ferrule is a 25 mm² partially insulated black crimping component, supplied in packs of 50 pieces. Manufactured by WKK, it is designed for secure electrical connections and optimal conductivity. Ideal for use in electrical installations, these ferrules ensure efficient wire termination and protection. WKK Ce 250018T Ferrule 25mm² Partially Insulated Black 50 Pieces