GB WireGard wire connectors by ECM Industries are designed for quick and secure connections, ensuring positive continuity for your electrical projects. These orange wire nut connectors feature a tough thermoplastic shell that shields against environmental extremes, making them ideal for both indoor and outdoor use. The color-coded, high dielectric shell includes a deep skirt design to prevent exposure of bare wire and provides superior flash-over protection. Perfect for splicing copper-to-copper wires, these wire connectors are UL 486C listed and CSA certified, meeting Federal Specification W-5-610d for safety and reliability. The firm-grip surface allows for easy installation, threading wires immediately for a secure fit. These small wire nut connectors are suitable for a variety of applications, including 12 volt wire nut needs and single wire connections. Please note, this product can expose you to chemicals including DEHP, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.