Professional MC4 Solar Panel Connectors

Key Benefits 

• IP67 Waterproof & Dustproof: Equipped with a high-grade silicone waterproof ring (the red O-ring), these connectors feature an air-tight, moisture-proof seal. They are built to withstand heavy rain, snow, and extreme outdoor environments without rusting or shorting.

• Maximum Energy Conductivity: Includes premium tinned-copper terminal pins. Tinned copper provides excellent electrical conductivity while delivering superior resistance against oxidation and aging compared to standard bare metal.

• UV & Age Resistant Housing: Molded from heavy-duty PPO (Polyphenylene Oxide) material. This engineering-grade plastic is completely UV-stabilized, flame-retardant, and crack-resistant, ensuring your connection lasts for decades under intense sunlight.

• Stable Tool-Free Locking Mechanism: Features a secure, built-in snap-lock system. The male and female connectors lock tightly together with a reassuring click and won't pull apart under tension, yet they can be easily disconnected using a standard MC4 assembly tool.

Product Features & Technical Specifications

• Connector Type: Standard MC4 (Multi-Contact, 4mm)

• Waterproof Rating: IP67 Certified (Dust-tight and protected against water immersion up to 1 meter).

• Insulation Material: Premium PPO (Polyphenylene Oxide), Flame Retardant Class UL94-V0.

• Terminal Pin Material: Tinned Copper (Open-type crimp terminals for a rock-solid wire connection).

• Rated Current: 30A

• Rated Voltage: 1000V DC

• Compatible Cable Sizes: Perfectly fits 2.5mm², 4mm², and 6mm² solar PV cables (AWG 14, AWG 12, AWG 10).