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Description
MC4 Type Male and Female Solar Connectors – 30A
MC4 Style Connectors are used to connect multiple solar panels or groups of solar panels together in a solar field, and typically used in parallel applications.
The metal pin is made from high quality machined copper and sealed tip that can ensure excellent electrical contact.
| Rated Current | 30A (2.5 / 4.0 / 6.0 mm²) |
|---|---|
| Rated Voltage | 1000V DC |
| Connector system | φ4mm |
| Withstanding voltage | 6000V AC (1 Min) UL 2200V DC (1 Min) |
| Protection Class | Class II |
| Suitable cable Lines | 14 / 12 / 10 AWG |
| Protection Degree | IP67, mated |
| Insulation Material | PC/PPO |
| Contact Material | Copper Alloy, tin plated |
| Flame Class | UL-94-V0 IEC 60068-2-52 |
| Pollution degree | 2 |
| Ambient temperature range | -40° to +90° |
| Upper limiting temperature | +110°C |
| Contact resistance of plug connectors | 0.5mΩ |
| Insertion force | <50N |
| Withdrawal force | >50N |
| Locking system | Snap-in |
MC4 connectors are commonly used in photovoltaic (PV) solar installations to connect solar panels together and to connect solar panels to the inverter or charge controller. They are a standard connector type in the solar industry due to their reliability and compatibility. Here’s some information about MC4 connectors for PV solar installations:
- MC4 Connectors: MC4 stands for “Multi-Contact 4.” These connectors are designed for use in solar systems and are known for their durability, weather resistance, and ease of use.
- Male and Female Connectors: MC4 connectors come in two parts: a male connector and a female connector. The male connector has two metal pins, while the female connector has two metal sockets. They are designed to fit together securely.
- Waterproof and UV-Resistant: MC4 connectors are designed to be waterproof and UV-resistant, which makes them suitable for outdoor use in solar installations. They can withstand exposure to sunlight, rain, and extreme temperatures.
- Easy Installation: One of the key advantages of MC4 connectors is their ease of installation. You can typically connect them by hand without the need for special tools, which simplifies the process of connecting solar panels and other components in a PV system.
- Standardization: MC4 connectors have become a standard in the solar industry, which means that most solar panels, inverters, and other solar system components are designed to be compatible with MC4 connectors. This standardization simplifies the procurement and installation of solar equipment.
- Safety Features: MC4 connectors are designed to minimize the risk of electric shock during installation and maintenance. They have a locking mechanism that ensures a secure connection and prevents accidental disconnection.
- Crimping and Crimping Tools: While MC4 connectors can be connected by hand, some installers use crimping tools to ensure a more secure connection. Crimping tools are designed specifically for MC4 connectors and can provide a reliable and long-lasting connection.
- Extension Cables: In some cases, extension cables with MC4 connectors are used to bridge the gap between solar panels or between panels and the inverter. These extension cables have MC4 connectors on both ends and come in various lengths to accommodate different installation setups.
When working with MC4 connectors in a PV solar installation, it’s essential to follow the manufacturer’s instructions for proper installation and ensure that all connections are secure and weatherproof to maintain the safety and efficiency of the solar system. Additionally, it’s a good practice to consult with a professional electrician or solar installer for larger installations or if you are unsure about any aspect of the installation process.
