RECTRONAttachment information about ES1XV1. Internal Circuit Anode Cathode 2. Marking on the bodyE S 1 X Part No. Voltage-code A-------50V E-------300V V Y WW H B-------100V G-------400V Cathode Band C-------150V J-------600V D-------200V Plant - code Halogen-free Year – code Week – code (Y: Last digit of year & (WW: 01~52) A:2010,B:2011..)