Temperature Class: Class B(130℃) Ambient Temperature(ta):70℃ Vacuum Potting Material Flammability Classification UL94V-0 Dielectric Strength 4200Vrms Operation Frequency:50/60Hz Non-Inherently Short-circuit Proof Resin Class B(20,000h testing to IEC 216) Conforms to EN61558/EN60950/UL1585/UL506 100% Tested Production