SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
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SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
03-125-1500-2-20
SMA 125kW SHP 125-US-20 Sunny Highpower PEAK3 String Inverter
Key Features
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125,000W nominal AC output power optimized for utility-scale solar installations
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High voltage 1500V DC system compatibility for reduced BOS costs
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One MPP tracker with 180A input current capacity
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98.5% CEC-rated efficiency ensures maximum energy harvest
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Advanced grid support features including Volt-VAR, Volt-Watt, Frequency-Watt, and more
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SMA Smart Connected proactive service for real-time monitoring and alerts
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Compact, rack-mountable design with forced-air OptiCool active cooling
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Integrated surge protection, reverse polarity, and ground fault detection
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NEMA 4X rated enclosure for outdoor-ready deployment
Best Applications
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Utility-scale PV plants
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Commercial ground-mounted systems
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Large industrial solar energy installations
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Systems requiring grid-compliant performance under Rule 21, HECO Rule 14H, and IEEE 1547
Technology Highlight
The SMA Sunny Highpower PEAK3 SHP 125-US-20 brings utility-grade performance in a compact form factor, with a focus on efficiency, scalability, and compliance. Built on SMA’s award-winning ennexOS energy management platform, it offers advanced inverter capabilities like OptiTrac Global Peak MPP tracking, Q on Demand, and SMA Fuel Save Controller compatibility, enabling flexible and intelligent operation in large-scale PV plants.
About SMA
SMA is a global leader in inverter technology, delivering smart and scalable solutions for residential, commercial, and utility solar projects. Their products are known for long-term reliability, grid compliance, and innovative features that simplify solar system operations.
Technical Specifications
| Specification | SHP 125-US-20 |
|---|---|
| Nominal AC Power | 125,000 W |
| Max DC Input Voltage | 1500 VDC |
| MPP Voltage Range | 710–1425 VDC |
| Max Operating Input Current | 180 A |
| Max Input Short-Circuit Current | 325 A |
| Number of MPP Trackers | 1 |
| Nominal AC Voltage | 480V |
| Max Output Current | 151 A |
| Frequency | 60 Hz |
| CEC Efficiency | 98.5% |
| Enclosure Rating | NEMA 4X |
| Dimensions (W × H × D) | 30.3 × 32.7 × 17.5 in |
| Weight | 185 lbs (85 kg) |
| Cooling Method | OptiCool (forced convection) |
| Communication Ports | 2 × RJ45 (SMA Speedwire) |
| Certifications | UL 1741 SA, IEEE 1547, Rule 21 |
| Warranty | 5 years standard, optional up to 20 |
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FAQs
Is the SMA SHP 125-US-20 compatible with my solar panels?
Yes, the SMA SHP 125-US-20 is designed for large-scale commercial and utility-scale solar installations and is compatible with a wide range of high-voltage solar panels. Your installer will determine the best configuration based on your system requirements.
Do I need a battery to use the SMA SHP 125-US-20?
No, the SMA SHP 125-US-20 is a grid-tied inverter and does not require a battery. It is designed for high-efficiency solar power conversion and grid integration. However, it can be used in hybrid systems when paired with appropriate energy storage solutions.
How do I monitor the performance of my SMA SHP 125-US-20?
The SMA SHP 125-US-20 connects to the SMA Data Manager and Sunny Portal for remote monitoring and system management. It supports Ethernet-based communication protocols for real-time performance tracking and system diagnostics.
What happens if there is a power outage?
Since the SMA SHP 125-US-20 is a grid-tied inverter, it will shut down during a grid outage for safety reasons unless integrated into a microgrid or backup power system with additional equipment.
How do I maintain the SMA SHP 125-US-20?
The inverter requires minimal maintenance, but periodic inspections are recommended. Ensure proper ventilation, check for error messages, and follow SMA's maintenance guidelines for optimal performance.
What is the efficiency of the SMA SHP 125-US-20?
The SMA SHP 125-US-20 features high efficiency, typically above 98%. Refer to the official SMA datasheet for exact efficiency ratings under different conditions.
What are the input and output voltage ranges?
The SMA SHP 125-US-20 operates at 1500V DC input and outputs 480V AC three-phase. For detailed electrical specifications, including voltage and current ratings, consult the official SMA documentation.
What communication protocols does the SMA SHP 125-US-20 use?
The inverter supports Ethernet, Modbus TCP/IP, and SMA Data Manager for system monitoring and integration with energy management platforms. Additional communication options may be available—refer to SMA's specifications for details.
