General Specification: Input: 120Vac / 220Vac, 50 / 60HzOutput Power: 600W, 900W, 1000W, 1200W, 1500W, 1800W, 2400W, 3000WOutput Frequency: 20 KHz to 250 KHz Pulse Sweep Frequency: 0 ~ 20HzFeature:1) Power Level Control2) Pulse sweep frequency adjustment to improve cleaning effect.3) Current Overload protection.4) Thermal Overload protection.5) Current indication.6) Robust design and can be 24 hours continuously operation.Specifications1. Output power:0---3000W can be choose 2. Input voltage: 180---265V AC or 85---135V AC. 50/60Hz3. Working Temperature:-20---65 celsius 4. Harmonic output parameters 竊�7%竊�in竊�5. Startup peak current竊�000W load竊����0A6. Working frequency竊�0K---250KHz7. Remote Control voltage: 6 --- 15VDC, shut down high-voltage, low-level resume after the soft start. 8. MOS / IGBT highest temperature: 50 degrees (3000W load, the ambient temperature was 25 degrees when the test).