Why Are Mc4 Connectors Used On Solar Panels

Mc4 branch connectors for solar panels wiring and connector components.

Why are mc4 connectors used on solar panels.

There are multiple types of interlocking pv connectors. They are also weather resistant uv proof and designed for continuous outdoor use. Small solar panels under 20 watts typically use screw spring terminals or some type of automotive electrical connector. Mc4 connectors are single contact electrical connectors commonly used for connecting solar panels the mc in mc4 stands for the manufacturer multi contact now stäubli electrical connectors and the 4 for the 4 mm diameter contact pin mc4s allow strings of panels to be easily constructed by pushing the connectors from adjacent panels together by hand but require a tool to disconnect them to.

The interlock prevents the cables from being unintentionally pulled apart. When and where mc4 connectors are used. Mc4 solar panel connectors are single or multi contacts electrical connectors almost all modern solar panels come equipped with pre wired connectors on the back of the panel allowing easy connection to other panels to form a string. This article addresses mc4 connectors but the same principles apply to other connectors such as amphenol h4 tyco and smk.

There are multiple types of interlocking pv connectors. What do these solar connectors have to do and where are they used. How to use mc4 connectors and mc4 extension cables. This article concerns mc4 solar connectors but the same principles are valid for other solar connectors such as amphenol h4 tyco and smk.

It provides an ip67 waterproof and. What is an mc4 solar connector. Larger solar panels that are designed to be wired together in an array need a standardized termination that can handle higher power levels.