Features PV COMBINER BOX: This combiner box is suitable for PV grid connected and off grid solar power generation system, with photovoltaic array input, primary combination, fast circuit disconnection, overload protection, etc. 15A RATED FUSES: Equipped with 4pcs separate 15A rated fuses (10x38mm), the maximum current of a single photovoltaic input array is 15A, providing overload protection, protecting PV solar panels and inverters. IP65 WATERPROOF: This PV combiner box has IP65 waterproof effect, the shell is made of excellent plastic, rustproof and flame retardant, and the transparent cover is convenient for you to check the internal condition. SURGE PROTECTOR: The solar combiner box is equipped with 20‑40KA surge protector to provide arrester protection, the green indicates normal operation, red indicates damage, the module should be replaced in a timely manner. APPLICABLE RANGE: This combiner box is very suitable for outdoor installation and use, suitable for photovoltaic grid connected or off grid power generation systems, photovoltaic arrays, solar panels, and RV systems, etc. Specification: Item Type: PV Combiner Box Material: Polycarbonate, ABS Input: 2 Strings Output: 2 Strings Maximum Voltage: 1000VDC Protection Grade: IP65 Impact Resistance: IK10 Output Cable Gland: PG 2.5-6mm², PV 2.5-6mm² Cable Input Inlet: PG 2.5-6mm², PV 2.5-6mm² DC Surge Protector: Maximum Working Voltage (Ucpv): 1000VDC Maximum Discharge Current: 40KA DC Fuse Holder: Rated Working Voltage: 1000VDC Fuse: 10x38mm 10-30A (with 15A, can be replaced) Size: Approx. 200 x 190 x 90mm / 7.9 x 7.5 x 3.5in Package List:1 x PV Combiner Box 4 x Screws 4 x Expansion Tubes 1 x User Manual Package List 1 x PV Combiner Box 4 x Screws 4 x Expansion Tubes 1 x User Manual