MC4 connectors are the industry-standard connectors used in solar photovoltaic systems to ensure safe, reliable, and weatherproof connections between solar panels. “MC4” stands for Multi-Contact, 4 mm, and these connectors are designed for easy installation and long-term outdoor durability.
Key Features:
Snap-in locking mechanism for secure connections
IP67-rated for waterproof and dustproof performance
UV- and weather-resistant for outdoor use
Compatible with 4 mm² and 6 mm² solar cables
Rated for up to 1000V DC, depending on model
Applications:
MC4 connectors are used in all types of solar systems, including:
Residential, commercial, and utility-scale installations
On-grid (grid-tied), off-grid, and hybrid solar systems
Rooftop, ground-mounted, and floating PV setups
Why MC4?
Fast and tool-safe installation
Low contact resistance
Standardized and globally approved
Helps meet IEC/UL safety standards