100kVA-3000kVA Tnsja Industrial Oil Immersed Induction Voltage Regulator Stabilizer. Brushless Stepless Regulation: Oil-immersed induction technology with no servo motor, mechanical wear, or sparks. Wide Power Capacity Range: Available from 100KVA to 3000KVA to suit various industrial needs. High Overload Capacity: Super strong instantaneous overload capacity ensures stable operation under stress. Low Maintenance Design: Long service life with maintenance-free operation due to no mechanical wearing parts. Multiple Display Options: Available with Analog Meter, Digital Meter, or LCD Colorful displays. Comprehensive Protection: Features protection against high voltage, low voltage, short circuit, phase failure, and overload. Versatile Applications: Suitable for printing machines, elevators, CNC machines, mining, and welding equipment.