General description The T connector MC4 solar connector is a waterproof three-way connector designed for the parallel connection of solar panels (PV modules). It features both male (MMF) and female (FFM) connectors, ensuring reliable and secure connections. These connectors are specifically engineered for waterproof and leakproof performance, making them ideal for outdoor use. Technical specifications Rated voltage: 1000V/DC Surge type: CAT III Contact material: galvanized copper II Insertion force: ≤ 50N Pulling force: ≥ 50N Test voltage: 6000V (50Hz, 1min) Contact resistance: ≤ 5mΩ Shell material: OPP Diameter of adapter wire: 2.5~6.0mm² Working temperature: -40℃ to +110℃ Single core cable section: 1.5mm² to 6mm² Other information Standard self-locking key connectors for easy installation O-rings for sealing out water and dust to prevent corrosion Extremely resistant to low temperatures and water