36-50 kW String Inverter - String Inverter - Yi Energy

POWER MEETS EFFICIENCY

SI3P Series PV inverters are engineered for exceptional efficiency and reliability, optimizing energy production across diverse conditions. Supporting high-power modules with an input of up to 20 A per string and accommodating input voltages up to 1100 V, these inverters excel in maximizing output even in shaded environments through advanced features like multiple MPPTs and global scanning. Built to withstand harsh conditions, they incorporate robust IP66 protection and safety features, including DC arc detection, ensuring dependable performance. Simplifying maintenance, our intelligent monitoring solutions provide real-time insights, making it easy to manage and maintain system efficiency. Discover a reliable partner in sustainable energy with our innovative inverter technology.

High Efficiency Energy Generation

Compatible with 182/210 mm high-power bifacial modules, with an input capacity of up to 20 A.

Intelligent global scanning technology optimizes energy production in multi-shade scenarios.

The 4 MPPT design adapts to various scenarios, enhancing overall energy output.

Maximum input voltage of 1100 V and 110% overload output.
Simplified Maintenance

Smart string current detection.

Modular cooling system design.

One-click QR code access to the monitoring system.
Safe and Reliable

Optimized for weak grid scenarios, ensuring stable operation without disconnection.

IP66 protection with high corrosion resistance, suitable for various harsh environments.

Type II surge protection is implemented on both the DC and AC sides.

General Data

36-50 kW String Inverter

Product Model	SI-3P36K-L-Y1
Max. Input Voltage	1100 V
Max. MPPT Input Current	40 A / 32 A / 20 A / 20 A
No. of MPPT / No. of String per MPPT	4 （2 / 2 / 1 / 1）
Rated Output Power	36 kW
Rated Output Voltage	220 V / 380 V, 230 V / 400 V
Max. Efficiency / Chinese Efficiency	98.7% / 98.3%

36-50 kW String Inverter

Product Model	SI-3P40K-L-Y1
Max. Input Voltage	1100 V
Max. MPPT Input Current	40 A / 32 A / 20 A / 20 A
No. of MPPT / No. of String per MPPT	4 （2 / 2 / 1 / 1）
Rated Output Power	40 kW
Rated Output Voltage	220 V / 380 V, 230 V / 400 V
Max. Efficiency / Chinese Efficiency	98.7% / 98.3%

36-50 kW String Inverter

Product Model	SI-3P50K-L-Y1
Max. Input Voltage	1100 V
Max. MPPT Input Current	40 A / 40 A / 20 A / 32 A
No. of MPPT / No. of String per MPPT	4 （2 / 2 / 1 / 2）
Rated Output Power	50 kW
Rated Output Voltage	220 V / 380 V, 230 V / 400 V
Max. Efficiency / Chinese Efficiency	98.7% / 98.3%

POWER MEETS EFFICIENCY

High Efficiency Energy Generation

Simplified Maintenance

Safe and Reliable