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PV Solar Panel Connectors (MC4 type) ensure safe, waterproof, and efficient connections between solar modules for long-lasting performance.
Description
PV Solar Panel Connectors are specially designed electrical connectors used to connect solar panels within a photovoltaic (PV) system. The most common type is the MC4 connector, which ensures secure, weatherproof, and reliable connections between solar modules. These connectors allow quick and easy plug-and-play installation, reducing wiring errors and improving system efficiency. Built with UV-resistant, flame-retardant materials, PV connectors are suitable for outdoor environments, ensuring safe operation and long service life.
Specifications
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Type: MC4 (Multi-Contact 4mm) / Compatible types
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Material: PPO (UV-resistant plastic), Tin-plated copper contacts
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Rated Voltage: 1000V DC / 1500V DC
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Rated Current: 20A – 50A (depending on model)
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Temperature Range: -40°C to +90°C
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Protection Level: IP65 / IP67 (waterproof & dustproof)
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Standards: IEC 62852, UL 6703
Advantages
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Quick & easy installation with snap-in locking system
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Waterproof, dustproof, UV-resistant, and flame-retardant
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Compatible with different cable sizes (usually 2.5–6mm²)
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Ensures low contact resistance and high efficiency
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Long service life (25+ years typical in PV systems)
Disadvantages
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Only works with PV cables of specific sizes
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Needs proper crimping tools for installation
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Incompatible with non-MC4 connectors unless adapters are used
Applications
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Solar panels (PV modules) interconnections
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Rooftop solar systems
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Ground-mounted solar plants
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Solar inverters & combiner boxes
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Off-grid and on-grid solar installations
