Description
SUNWAYS STT-15KTL-P 15kW Three Phase On-Grid Solar Inverter

The SUNWAYS STT-15KTL-P 15kW Solar Inverter is a powerful three-phase grid-tied inverter designed for commercial and industrial rooftop solar systems.
Featuring a maximum conversion efficiency of 98.6%, this inverter provides efficient solar energy conversion. Its dual MPPT architecture helps optimize the performance of solar panel strings.
The STT-15KTL-P supports a maximum DC input power of 24kW and provides different maximum input current ratings across its two MPPTs, offering flexibility for compatible high-power solar panel configurations.
Key Features
- 15kW rated AC output
- Maximum efficiency: 98.6%
- European efficiency: 98.2%
- Dual MPPT technology
- Maximum DC input power: 24,000W
- Maximum output power: 16,500W
- Maximum DC voltage: 1,100V
- MPPT voltage range: 160–1,000V
- Maximum input current: 15A / 30A
- IP65 protection
- Integrated surge protection
- Anti-islanding protection
- Remote monitoring and upgrading
- Optional WiFi/GPRS/LAN connectivity
- OLED and LED display
Technical Specifications
| Specification | Details |
|---|---|
| Model | STT-15KTL-P |
| Rated AC Output | 15,000W |
| Maximum Output Power | 16,500W |
| Maximum DC Input Power | 24,000W |
| Maximum Efficiency | 98.6% |
| European Efficiency | 98.2% |
| MPPT Trackers | 2 |
| Maximum DC Voltage | 1,100V |
| MPPT Voltage Range | 160–1,000V |
| Maximum Input Current | 15A / 30A |
| DC Inputs per MPPT | 1 / 2 |
| Rated AC Voltage | 230/400V |
| Protection Rating | IP65 |
| Communication | RS485, Optional WiFi/GPRS/LAN |
Applications
- Commercial rooftop solar installations
- Industrial factory solar systems
- Medium-scale solar power plants
- Three-phase net-metering projects
- Commercial energy-saving projects
Choose the SUNWAYS STT-15KTL-P from SOLARIAN for advanced solar inverter technology and efficient power conversion.











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