For aluminum to aluminum, copper to aluminum, and copper to copper
Made from high strength, heat treated aluminum alloy.
For 2 conductors.
Highly resistant to corrosion.
Under torque this design provides high contact pressure between conductors.
Electro-tin plated bolt, nut, spacer and pressure bar.
Meets and exceeds requirements of the UL 486B standard.
There is no need to scratch brush or use oxide inhibiting compounds for installation of 90°C max rated conductors in NEC applications.
For all other applications, the use of Penn-Union Cual-Aid® #11C, oxide inhibiting compound, is recommended.