What is a voltage stabilizer and how does it protect your devices from electrical fluctuations?
Have you ever noticed your TV screen flickering suddenly, your air conditioner making an unusual sound at startup, or the light...

The Star Trans Pro Series S 20 KVA three-phase voltage stabilizer is engineered for light to medium industrial and commercial applications. It delivers precise voltage regulation at ±1-1.5% accuracy to protect sensitive equipment from voltage fluctuations and momentary interruptions. Combining high efficiency with comprehensive protection features, it ensures stable power supply in various environments. Built with a robust and reliable structure, it guarantees stable and safe performance under varying operating conditions.
| Parameter | Value |
|---|---|
| Rated Power | 20 KVA |
| Input Voltage | 400V 3-Phase + Neutral |
| Phase | Three Phase |
| Output Voltage | 400V 3-Phase + Neutral |
| Rated Current | 28.86 A |
| Voltage Tolerance | +20% to -30% |
| Weight | 12.50 - 15.65 kg |
| Output Accuracy | 1-1.5% |
| Dimensions (A×B×C) | 36.2 × 25 × 17.8 cm |
| Harmonic Current | 5% at Ohmic Load |
| Fixing Method | Easily Installed |
| Cooling | Natural Air Circulation |
| Protection Degree | IP23 - Indoor |
| Insulation Class | H |
| Max Ambient Temp | 50°C |
| Efficiency | Up to 98% |
| Frequency | 50/60 Hz |
| Test Voltage | 3.5 KV |
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