Yueqing Sandi Electric Co.,Ltd is one of the leading China pv junction box manufacturers,Website: , welcome to wholesale cheap pv junction box from our professional factory.Technical Parameters: Type DesignationPVB-2PVB-4PVB-5PVB-6Max. PV Array Input String2456Max. PV Array Voltage400VdcRated Current for Each String                                                  (Replaceable)10A/15A10A/15A10A/15A10A/15AOutput Terminal TypePG21Rated Output Current20A/30A40A/60A50A/75A60A/90AInput cable waterproof connectorPG (4mm PV cable)Output cable waterproof connectorPG21Output DC Circuit BreakerYesPV special lightning protection moduleYesAnti-reverse module protectionOptionalProtection DegreeIP45Environment Temperature－25～+60℃Environment Humidity＜90% No condensationAltitude≤3000mInstallation: indoorsIndoor/outdoorBox materialABS plastic boxPicture