What are MC4 Connectors PV?

MC4 connectors are standard connectors used in photovoltaic (PV) systems, particularly in solar power installations. “MC4” stands for “Multi-Contact 4 mm²” and refers to the connector type developed by Multi-Contact, a Swiss company specializing in electrical connectors.

These connectors are specifically designed for connecting solar panels to the rest of the solar power system, such as inverters, charge controllers, and other components. They are known for their durability, weather resistance, and ease of installation. MC4 connectors feature a locking mechanism that ensures a secure and reliable connection, even in harsh environmental conditions.

The “4 mm²” in the name indicates the cross-sectional area of the conductor that the connector is designed to accommodate. This size is typical for the cables used in solar installations.

Overall, MC4 connectors have become the standard in the solar industry due to their efficiency, reliability, and compatibility with a wide range of solar components.