Gold plated conductors provide electrical conductivity and resistance to corrosion, helping to maintain reliable connections even under heavy loads. Solder quick connect design offers tool installation with a solder terminal, making the connectors convenient for both professionals and DIYers. Current capacity up to 32A supports demanding electrical applications and ensures robust connections for testing instruments and other equipment. 4mm standard size compatibility with a 4 mm diameter makes these connectors compatible with a wide range of test instruments and tools across multiple devices. Applications and use scenarios Laboratory testing and measurement setups: connect to bench power supplies, multimeters, oscilloscopes, and other instruments that require secure, current banana connections. Electronics prototyping and : the solder terminal enables fast, reliable wiring changes without complex tooling. Automotive or industrial testing: suitable for load testing, diagnostics, and other current needs where dependable connections are essential.