◎Frequency range - 50/60Hz.
◎Input voltage -230V / 115V / 115V*2
◎Insulation class - Class B (130℃)
◎Ambient temperature (ta) - 70℃
◎Dielectric strength - 4.0KV / 4.5KVrms
◎Inherently short-circuit proof (0.35~2.8VA)
◎Self-extinguishing material
◎Potted under vacuum