... GS30 Tube Thermosetting insulation resistance of cold,alkali,oil which passed VW-1 UL GS30 Tube 1) ... DescriptionNonminal Voltage:300VTemperature Range :-60oC~+200oCFlammability:ULVW-1Colours:Black,Brown,Red,Orange, Yellow,White. 2)CharacteristicThermosetting insulation ,resistance of cold ... ServiceIf you have interest with our GS30 tube,please contact us without hesitating~!We are ...