The HK-254 EXP appears to be made by Heintz and Kaufman and may be a prototype for the HK-254. Length = 7.12" Diameter = 2.62" Max voltage = Max current = Fil voltage = Fil current = GOTO INDEX
The HK-254 EXP appears to be made by Heintz and Kaufman and may be a prototype for the HK-254.