Why Are Mc4 Connectors Used On Solar Panels

They are also weather resistant uv proof and designed for continuous outdoor use.

Why are mc4 connectors used on solar panels.

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. How to use mc4 connectors and mc4 extension cables. What do these solar connectors have to do and where are they used.

There are multiple types of interlocking pv connectors. What is an mc4 solar connector. Most larger solar panels with a rating of more than 50 watts come with mc4 connectors already on them. There are multiple types of interlocking pv connectors.

Small solar panels under 20 watts typically use screw spring terminals or some type of automotive electrical connector. The interlock prevents the cables from being unintentionally pulled apart. The mc4 connector fits the need perfectly. Larger solar panels that are designed to be wired together in an array need a standardized termination that can handle higher power levels.

It provides an ip67 waterproof and. When and where mc4 connectors are used. This article concerns mc4 solar connectors but the same principles are valid for other solar connectors such as amphenol h4 tyco and smk.