The REFUsol 020K is a robust three-phase solar inverter rated at 19.2 kVA, purpose-built for demanding industrial and commercial PV installations. Featuring three independent MPPT trackers and a DC voltage capacity up to 1000 V, this inverter delivers exceptional flexibility and efficiency, especially in installations with diverse panel orientations or string lengths.

Manufactured in Hungary and engineered in Germany, the unit features passive convection cooling, a weather-resistant IP65 housing, and a wide operating temperature range for reliable outdoor deployment — even under extreme environmental conditions.

⚙️ Technical Specifications:

• Model: REFUsol 020K
• Part No.: Typ 802R020.012
• Max DC Voltage (VDC max): 1000 V
• MPP Voltage Range: 480–850 V
• Max DC Input Current (total): 41.0 A
• Max DC Current per Tracker: 25 A
• AC Nominal Voltage: 3AC 400 V + N
• AC Frequency: 50/60 Hz
• AC Nominal Power: 19.2 kVA
• Max AC Current: 3 × 29.0 A
• Operating Temperature: –25°C to +55°C
• Protection Class: IP65 (outdoor-ready)
• Cooling: Passive, fanless design
• Origin: Designed in Germany, manufactured in Hungary

✅ Key Features:

• Dual MPPT — excellent for PV arrays with varying tilt, azimuth, or shading
• 1000 V DC input range — supports long strings and efficient layout
• Silent operation — passive cooling with no moving parts
• Durable construction — ideal for rooftop or field installations
• Easy integration — RS-485 and optional Ethernet for monitoring

🚀 Maximize uptime and energy yield with the REFUsol 020K — engineered for tough conditions and superior performance.