- Durable Construction: These professional-grade 4mm stackable banana connectors feature multi-strand copper wire for enhanced conductivity and long-lasting performance. The color-coded design allows for easy identification of circuits, ensuring you can quickly set up your connections. - Safety First: With PVC insulation, these connectors provide complete safety during use. Our strain relief technology protects against wire damage, while nickel-plated connectors resist corrosion, ensuring reliability over time. - Versatile Compatibility: Ideal for use with multimeters, power supplies, and lab equipment, these connectors work seamlessly with standard 4mm banana jacks. They are perfect for testing electronics in various settings, from educational labs to professional workshops. - User-Friendly Design: The stackable feature allows multiple connections at a single point, making it easier to manage your testing setups. Spring-loaded contact points guarantee a stable connection, and the flexible, tangle-free cable design promotes ease of use. Use Scenarios: 1. Test electrical components in a laboratory setting, confidently connecting your multimeter to various devices with ease. 2. Set up a power supply system where multiple connections are needed at once, taking advantage of the stackable design for efficient arrangement. 3. Conduct educational demonstrations on electronic circuits, using color-coded connectors to visually guide students through complex setups.