PV Combiner Box 2 in 2 Out IP65 Waterproof Photovoltaic Combiner Box with 15A Fuse Surge Protector DC 1000V Item Type: PV Combiner Box Material: Flame Retardant PC, ABS Input: 2 Strings Output: 2 Strings Protection Level: IP65 Impact Resistance: IK10 Cable Input Inlet: PG 2.5-6mm² Output Cable Gland: PG 2.5-6mm². DC Surge Protector: Maximum Discharge Current: 40KA Fuses: Approx. 10 x 38mm / 0.39 x 1.5in, 15A