Three-phase inverter SMA Sunny Tripower CORE1 STP 50-41 with 50 kW — the world’s first free-standing string inverter for C&I rooftop, ground-mounted, and carport installations. 6 independent MPPTs, 12 direct string inputs, max PV field power 75,000 Wp (150% oversizing), max DC voltage 1000 V, MPP range 500–800 V. Max efficiency 98.1% / European efficiency 97.8%. No DC fuses, integrated DC disconnector. Integrated AFCI, I-V curve diagnostics, SMA ShadeFix. Active cooling OptiCool. Communication 2× Ethernet / WLAN, Modbus, Speedwire. Protection rating IP65, temperature −25°C to +60°C. Certified CEI 0-16/0-21. Dimensions: 569×733×621 mm — Weight: 84 kg.