2-in-1 (Transformer Low-Voltage Testing + AC/DC Withstand Voltage Insulation Testing)
3-in-1 (Transformer Low-Voltage Testing + AC/DC Withstand Voltage Insulation Testing + Coil Layer Short Circuit Testing)
9560 (Transformer Low-Voltage Testing + AC/DC Withstand Voltage Insulation Testing + Coil Layer Short Circuit Testing + AC Source)