PV String DC Combiner Boxes are key components in the solar , which are placed between solar modules and the inverters. Simplify the physical between solar panel and inverter Fault current protection for each String Fault alarm Easy installation and maintenance Product features: Very high impact resistance Easy machining with normal tools IP65 Wide operation temperature range Fire Resistance Non-conductive Good resistance to chemical Light weight Excellent insulating properties Cost-effective material for harsh environments. Max Input Amp for Each String: 15A Poles: 2P Nominal Discharge Amp: 20KA Volt Protection Level: 3.8KVSPD Rated Voltage: DC 1000V Number of Output Strings: 1 Waterproof Grade: IP65 Max Discharge Amp: 40KA Operating Temperature: -25 to +60 Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:As Shown Material:Plastic Package Contents: 1 * Solar Photovoltaic PV Combiner Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.