A JFD BK42B ballast tube with 3 pin octal base. Good cosmetic condition. Tested 165 Ohms resistance between pins 7 and 3. Third pin not connected. No box.
A JFD BK42B ballast tube with 3 pin octal base. Good cosmetic condition. Tested 165 Ohms resistance between pins 7 and 3. Third pin not connected. No box.