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 PRO-S 2KVA is a single-phase automatic servo voltage stabilizer from Star Trans, purpose-built to safeguard higher-demand electrical loads against unstable mains supply. Sitting between a 1kva automatic voltage stabilizer and the larger PRO-S range, it suits larger home setups, small workshops, and commercial environments where a small voltage stabilizer with real capacity is needed. It handles an input range of 140V – 276V and delivers a consistently regulated 230V output at ±1.5% accuracy — with double the current capacity of the 1KVA model.
2KVA Automatic Servo Voltage Stabilizer – Single Phase engineered for reliability, this servo voltage stabilizer runs at up to 98% efficiency with minimal thermal losses, withstands ambient temperatures of up to 50°C, and provides full visibility through a real-time LCD display. The built-in protection of this voltage stabilizer regulator covers overvoltage, undervoltage, overload, short circuit, and overtemperature events, with a 6-second safe-start delay to prevent inrush stress on connected equipment.
Despite its increased capacity, the PRO-S 2KVA voltage stabilizer retains the same compact footprint and easy screw-type installation as the rest of the PRO-S range, and holds full international certification — CE, cULus, and TÜV Austria — a dependable automatic voltage stabilizer available across Egypt for residential, commercial, and light-industrial settings.
| Specification | Value |
|---|---|
| Capacity | 2 kVA |
| Phase | Single Phase |
| Input Voltage | 140–276V |
| Output Voltage | 230V |
| Current | 8–10 A |
| Efficiency | 98% |
| Frequency | 50/60 Hz |
| Protection Rating | IP23 – Indoor Use |
| Insulation Class | Class H |
| Ambient Temperature | Up to 50°C |
| Technology | Servo Motor |
| Display | Smart Digital LCD |
| Connection | Screw Terminal |
| Dimensions | 302 × 201 × 155 mm |
| Weight | 6.90–8.70 kg |
| Standards | IEC 61000-4-5 • IEC 61000-4-2 • IEC 62109 • IEC 60529 • IEC 61558-2-14 • IEC 61558-1 |
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