THOMAS & BETTS 54509 Two-Way Splice Connectors are engineered for high-quality, low-cost connections of copper conductors. These connectors provide exceptional pullout strength, are easy to insulate, and deliver a low-resistance connection suitable for a wide range of industrial applications. Certified to 600V and recommended for use up to 35kV, they are ideal for electrical installations requiring robust and reliable performance. Consult shielded cable manufacturers for stress relief and insulation requirements for installations from 16 kV up to 35 kV.