Check the listing for details. Solar Panel Y Branch Cable Connection Waterproof Adapter Connector Extension. Condition: New. Listed at 6.99 USD. Parameter: Model: 1 to 2 Rated current: 20A(4mm²)30A(6mm²) Rated voltage: 1000V DC Contact resistance: 500mΩ Suitable single core cable section: 2.5mm2, 4mm2, 6mm2 Cable outer diameter: Φ5mm ～Φ 7mm Connector insulation material: PPO Degree of protection: IP67 Safety: II Operating temperature range: -40 ~ +105 ℃ Model : 1 to 3 Rated voltage: TUV1000 V DC /UL 600V DC Current : 20A~30A Wire gauge：2.5mm²~6mm² / 14AWG~10AWG Terminal specification ：φ4.0mm High voltage ： TUV6000 V AC(1 min) /UL 2200V DC(1 min) Safety: II Connector conductor material: Copper,Silver Plated Contact resistance: ≤5mΩ Material: PPO Degree of protection: IP68(IEC 60529) Temperature rating: -40 degree ~ +85 degree Flame Retardant Grade: UL94V-O Model : 1 to 4 It can be used in harsh environment Created seal, design of dust proof Strong pulling force capability Lower contact resistance Load capability with big current and high voltage Double seal rings for better waterproof effect With excellent aging resistance and UV endurance Compatible with PV cables with different insulation diameters Resistance of extra high & low temperature and fireproof Quick & simple assembly processing and simple removal of plugs without the aid of any extra instrument Features: This Y Style MC 4 compatible Solar Cable Connector Set (Part # RX- MC 4Y-P) is a perfect solution to parallel connect multiple panels together. Simple and fast help throughout the process and simple plug-in, without any additional equipment. High temperature resistant, the materials do not melt or flow Good cold flexibility，Long life cycle. Electron-beam cross-linked compounds UV and ozone resistant Hydrolysis resistant. Package included: 1 Pair of Y Branch Solar Panel Cable Connectors