Compatible with connectors Also known as T connectors Renogy Branch Connectors are used for parallel connection between solar panels Sold as a pair, these "Y-Connectors" will maintain the voltage of your panel configuration to match your battery size. These connectors are solely compatible with connectors and come with one male (MMF) and one female (FFM) connection Specifications: Rated voltage: 1000 VDC Rated impulse voltage: 8000 V Rated current: 30A Pollution degree: 3 Overvoltage category: III Ambient temperature: -40C ~ +90C Degree of protection: IP67 Plug power: 30N-80N Contact material: Silver-plated copper Insulation material: PPO Authentication: TUV Size: 109x40.8mm Quantity: 1 Pair Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you No Retail Package Package includes: 1 Pair x Branch Connector