N/a manufacturer / supplier in China, offering Factory Price 1.2mm Epoxy Resin Fiberglass 3240 Fr4 Board High Voltage Insulation for EV Lithium Battery Pack Separator, Factory Direct Sale 0.8mm Epoxy Fiberglass Insulation Sheet 3240 Fr4 Board High Voltage Resistant for Lithium Battery Pack Separator, Premium 0.6mm 3240 Fr4 Epoxy Resin Fiberglass Board High Insulation Strength Anti-Corrosion for Battery Separator and so on.