98.7% Efficiency
Maximum energy conversion

40-50kW three phase string inverter with 98.7% efficiency and 1100V max PV voltage.
The Deye SUN-40/45/50K-G04 series represents the pinnacle of solar energy conversion for demanding commercial installations. With 40-50kW power range, 98.7% max efficiency, up to 65kW PV input, 1100V max PV voltage, 200-1000V MPPT range, IP65 protection, Anti-PID function, and VSG support, it delivers unparalleled performance and versatility.




Learn how to configure battery banks in series and parallel for solar systems. Match voltage, increase capacity, and avoid common wiring mistakes.
Read: Battery Bank Configuration — Series vs Parallel →Compare Deye LV batteries (BOS-A, SE-F5) with HV options (GB-L Pro, BOS-G). Learn when to use each type, how to size your system, and which fits your UAE solar installation.
Read: How to Choose Between Deye Low-Voltage and High-Voltage Batteries →A detailed review of the Deye SUN-8K hybrid inverter and how it performs in the extreme heat of the UAE. Discover grid-tie features, battery compatibility, and real-world efficiency.
Read: Deye Hybrid Inverter Review: SUN-8K for UAE Climate →The SUN-40/45/50K-G04 series supports up to 65kW of PV input power, allowing for high DC/AC ratios and maximum energy harvest.
Yes! The optional Anti-PID function helps prevent long-term performance degradation of solar panels, ensuring high efficiency over the system's lifespan.