Servo Stabilizer
Precision voltage regulation for heavy industrial loads, engineered for continuous duty and rapid correction.
Product Description
The Servo Stabilizer is a motorized, servo-controlled automatic voltage stabilizer built for industrial and commercial installations where voltage fluctuation can damage equipment or interrupt production. A precision servo motor drives a variable auto-transformer, continuously correcting the output voltage to within a tight tolerance regardless of swings in incoming supply or load.
Unlike relay-based stabilizers that switch in discrete steps, the servo mechanism delivers stepless, linear correction — eliminating the voltage spikes and switching noise that can shorten the life of sensitive electronics and motors. The unit is built for continuous duty, with a rugged steel enclosure and a choice of air or oil cooling to suit the installation environment.
Photos
Features
High Correction Speed
Corrects voltage deviations at up to 20V per second using a motorized servo mechanism.
Wide Input Voltage Range
Handles input fluctuations as wide as ±30% without disrupting output stability.
Digital Microcontroller Control
A microcontroller-based control panel continuously monitors and adjusts output voltage.
Rugged, Continuous-Duty Build
Air or oil-cooled variants built for round-the-clock industrial duty cycles.
Overload & Short-Circuit Protection
Integrated protection circuits safeguard connected equipment against surges and faults.
Specifications
| Input Voltage Range | 300V – 460V (three-phase) |
| Output Voltage | 400V ± 1% |
| Capacity Range | 10 kVA – 500 kVA |
| Correction Speed | 20V per second |
| Efficiency | Up to 98% |
| Cooling | Air or oil cooled |
| Operating Frequency | 50 / 60 Hz |
| Ambient Temperature | 0°C to 45°C |
| Warranty | 24 months |
Recommended Applications
- CNC machines and industrial machine tools
- Textile and plastics processing plants
- Hospitals and diagnostic imaging equipment
- Data centers and server rooms
- Food processing and packaging lines
- Printing and heavy manufacturing equipment
Not Recommended For
- Small household appliances
- Battery-powered portable devices
- Single-phase residential circuits under 1 kVA
- Sensitive lab instruments requiring a pure sine-wave online UPS
Benefits
Extended Equipment Lifespan
Consistent voltage reduces wear on motors and sensitive electronics, extending service life.
Reduced Downtime
Fast correction prevents voltage-related shutdowns and production interruptions.
Lower Energy Costs
Stable voltage improves power factor and reduces energy wastage from under- or over-voltage operation.
Protects Your Investment
Shields expensive industrial equipment from voltage spikes and sags.
Low Maintenance
Minimal moving parts and a rugged design keep maintenance requirements low.