Description
MC4 connectors are standardized, waterproof (IP67/IP68) photovoltaic connectors designed for 1000V–1500V DC solar systems. They feature 30A–50A current ratings, 4mm contact pins, and PPO insulation for outdoor durability. Designed for 2.5–6mm² (14–10 AWG) cables, they require specialized tools to disconnect, ensuring secure, locking connections.
Key Technical Specifications
Voltage Rating: 1000V to 1500V DC
Current Rating: 30A (standard), up to 50A
Wire Size Compatibility: 2.5mm², 4mm², 6mm² (14, 12, 10 AWG)
Contact Resistance: <0.3mΩ to 5mΩ
Environmental Protection: IP67 / IP68 (waterproof and dustproof)
Temperature Range: -40°C to +90°C (+105°C in some models)
Material: Tin-plated copper (contacts), PPO (insulation), UL94-V0 fire resistance
Locking System: Self-locking