The HK-953B or 4B33 is a high voltage rectifier. There is some variation in marking and anode shape. Length = 7.38" Diameter = 1.87" Max voltage = 30000 Max current = 40 ma Fil voltage = 7.5 Fil current = 6.5 amps GOTO INDEX
The HK-953B or 4B33 is a high voltage rectifier. There is some variation in marking and anode shape.