Copper/aluminum One-hole Lug

3M™ Scotchlok™ 40000 1-Hole Compression Lug has color-coded end caps for easy identification. The standard barrel ensures a secure fit and offers reliable performance. It has chamfered ends that enable fast, simple conductor insertion. The antioxidant material inside the lug barrel facilitates clean conductor-to-lug contact. The contact aid in the lug barrel is compatible with poly/EPR insulations. It withstands a maximum temperature of 221 degrees F (105 degrees C).UL Listed and RoHS /65/EU Compliant.