They are used to connect multiple solar panels or groups of solar panels together in a solar field, and typically used in parallel applications. The pin is made from machined copper and sealed tip that can ensure excellent electrical contact. Feature - Designed for assembling and disassembling male and female connectors. - Durable Material, light, portable and easy to use. - With excellent aging resistance and UV endurance, it can be used in harsh environment. - It does not need extra instruments for the removal of plugs and removal will not cause any harm to plugs. - Fastness of male and female points with stable self-locking system which is easy to lock and open. - The contacts look like silver plated copper, which means it has excellent conductivity. The connectors snap together so well, with a positive locking mechanism. Specification - Color: Black. - Metarial: . - Size: 8.8x1.9x1.9cm - Maximum current: 30A. - On-load voltage: 1000V DC(Max). - resistance: &lt;= 0.5m&Omega;. - Insulation resistance: &gt; 500M&Omega;. - Single-core cable section applies: 1.5mm2--6mm2. - Cable diameter range: &Phi;5mm ~ &Phi;7mm. - Ambient temperature: -40 degree centigrade ~ +105 degree centigrade. - Degree of protection: IP67. - Security level: Ⅱ. - Insertion force: <= . - Extraction force: &ge; . - Flammability rating: UL94-VO. - Contacts: copper cn, nickel sn. - Terminal connection method: crimping. Package list: 10 x male solar panel cable connectors 10 x female solar panel cable connectors