1、Working Specification: This PV combiner box is suitable for inverter with 4 photovoltaic input channels, 1 output channel and single MPPT. 2、Strong Adaptability: This PV combiner box is waterproof, dustproof and UV resistant. Rest assured to use it outdoors. 3、PVC Material: Made of premium PVC material, the box is flame retardant, impact resistance, UV resistance, etc. 4、Easy Wiring: This combiner box features simple installation, simplified system wiring and convenient wiring. 5、Wide Application: This PV combiner box is suitable for monocrystalline silicon solar modules, polycrystalline silicon solar modules, thin film solar modules, etc. Item Type: DC PV Combiner Box Maximum Input Current of Each String: 15A Maximum Number of Input Strings: 4 Maximum Output Switch Current: 50A, 63A Number of Inverter MPPT: 1 Number of Output Strings: 1 Lightning Protection: Test Category: Class II protection Rated Discharge Current: 20kA Maximum Discharge Current: 40kA Number of Poles: 3P System: Protection Grade: IP65 Output Switch: DC disconnector (standard) MC4R Waterproof Connector: Standard configuration PV DC fuse: Standard PV Surge Protector: Standard Box Material: PVC Installation Method: Wall mounted installation Operating Temperature: - 25 ℃ to +55 ℃ Temperature Rise: Approx. 2000m / 6561.7ft Allowable Relative Humidity: 0 to 95%, no condensate 1 x DC PV Combiner Box