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what is MC4 solar connector?

Views: 0     Author: Gil     Publish Time: 2023-09-04      Origin: Site


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An MC4 solar connector is a type of electrical connector commonly used in photovoltaic (PV) systems, such as solar panels and solar power installations. The term "MC4" stands for "Multi-Contact 4," which reflects its design as a multi-contact electrical connector with four main parts:

  1. Male Connector (MC4+): This is typically the plug end of the connector and is usually installed on the ends of the solar panel cables.

  2. Female Connector (MC4-): This is the receptacle end of the connector and is commonly used on the other side of the solar panel cables, as well as on the cables connected to inverters and charge controllers.

  3. Sealing Rings: These rubber or elastomeric rings are used to provide weatherproofing and ensure that the connection remains secure even in outdoor and harsh environmental conditions.

  4. Locking Clips: These are used to securely lock the male and female connectors together, creating a watertight and reliable electrical connection.

MC4 connectors are widely used in the solar industry because they are designed to withstand exposure to sunlight, moisture, and temperature fluctuations, making them suitable for outdoor use. They are also known for their ease of installation, allowing for quick and reliable connections between solar panels and other system components. The MC4 standard has become a common industry standard for PV system connections, ensuring compatibility among various solar components.

WENZHOU NOVA NEW ENERGY CO., LTD / YUEQING NOVA ELECTRONICS CO., LTD, located in Wenzhou City, is a high-tech enterprise specialized in the R&D, manufacturing and marketing of Solar and Smart Home products since 2008.
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