PV string inverters
Wattox PV inverters deliver high-efficiency DC–AC conversion, advanced safety, and intelligent monitoring, ensuring stable performance and maximum energy yield in large-scale solar installations.
Why hardware matters
What Wattox inverters do
Wattox-330KTL-H1 inverters convert solar energy into stable, grid-ready power with high conversion efficiency and reliable system performance. Integrated protection and smart diagnostics support safe and continuous operation across utility-scale PV systems.
Built on a 1500 VDC architecture with multi-MPPT design and efficiency levels exceeding 99%, they are optimized for large-scale PV applications. Smart string-level disconnection (SSLD) and connector-level detection (SCLD) enhance system protection and fault visibility.
The result is a high-performance solar conversion solution that maximizes energy yield while maintaining stable grid interaction and reducing operational risks.
Product Portfolio
PV Inverters
Wattox 150 KTL-H1
Compact PCS for grid-connected battery energy storage systems.
Specifications:
- 150 kW nominal power, optimized for commercial PV systems
- Up to ~98.8–99% efficiency, high conversion performance
- 1500 V DC system, wide MPPT operating range
- Multiple MPPTs, precise multi-string tracking
- IP66 protection, suitable for outdoor installation
- Smart cooling system, stable operation in demanding conditions
- Advanced monitoring & protection, incl. surge protection and fault detection
150kW String PV Inverter
Wattox 330 KTL-H1
Compact PCS for grid-connected battery energy storage systems.
Specifications:
- 330 kW nominal power, up to 330 kVA output
- Up to 99.03% efficiency, optimized conversion performance
- 1500 V DC system, 500–1500 V MPPT range
- 6 MPPTs, precise multi-string tracking
- IP66 protection, built for outdoor conditions
- Smart cooling system, stable operation from −25°C to +60°C
- Advanced monitoring & safety, incl. fault detection and surge protection
330kW String PV Inverter
Wattox 506 KTL-H1
Compact PCS for grid-connected battery energy storage systems.
Specifications:
- 506 kW nominal power, designed for utility-scale PV systems
- Up to ~99% efficiency, high-performance energy conversion
- 1500 V DC system, wide MPPT operating range
- Multiple MPPTs, optimized string-level performance
- IP66 protection, reliable outdoor operation
- Smart cooling system, stable performance in high temperatures
- Advanced monitoring & protection, incl. surge protection and fault detection
506kW String PV Inverter
CAPABILITIES
Engineered for reliability, security, and compliance
Grid compliance
Wattox solutions are designed with advanced grid compliance and operational flexibility to meet the demands of modern power systems. Supporting more than 75 international grid codes and fully compliant with Turkey’s grid regulations, our technologies ensure reliable global applicability. With features such as low harmonic distortion, wide power factor control and comprehensive active and reactive power management, Wattox systems contribute to voltage regulation, grid balancing, and overall stability.
Our solutions support both grid-forming and grid-following modes, enabling seamless adaptation to diverse grid conditions, including stable off-grid operation with black-start capability. Full compliance with LVRT/HVRT requirements ensures uninterrupted performance during grid disturbances. Together, these capabilities deliver high efficiency, resilience, and reliable operation, making Wattox a strong partner for next-generation energy infrastructures.
Our solutions support both grid-forming and grid-following modes, enabling seamless adaptation to diverse grid conditions, including stable off-grid operation with black-start capability. Full compliance with LVRT/HVRT requirements ensures uninterrupted performance during grid disturbances. Together, these capabilities deliver high efficiency, resilience, and reliable operation, making Wattox a strong partner for next-generation energy infrastructures.
Cyber security
Our energy systems are designed not only for grid compliance, but also in accordance with industrial cybersecurity principles. PCS and inverter solutions are integrated with SCADA and energy management systems via standard industrial communication protocols, secure network architectures, and controlled access structures, ensuring safe and sustainable operation. System security is further supported by installation procedures, access control policies, and network security requirements defined in user documentation.
Manufacturing quality system
At Wattox, we ensure product quality through our advanced testing infrastructure, expert team, and multi-tier quality control processes applied at every stage of production, including incoming, in-process, final, and outgoing inspections. We also prioritize measurement system analysis, continuous improvement (Kaizen), and employee training and awareness. Each product undergoes over 1,500 test steps, simulating all real-life operating conditions, while our ERP-integrated quality processes enable rapid root cause analysis for even the smallest deviations. This approach ensures reliable, traceable, and sustainable production without compromising on quality.
WHY WATTOX ENERGY SYSTEMS
Key benefits at a glance
Wattox String PCS enables high-performance energy storage with efficient power conversion, smart grid-forming capability, and a robust modular design suitable for utility-scale applications.
Maximum energy yield
Up to 99.03% efficiency with advanced MPPT architecture ensures optimal energy harvesting across varying conditions.
Advanced safety & protection
Integrated protections including DC surge, insulation monitoring, fault detection, and reverse polarity protection ensure safe and stable operation.
Smart monitoring
Built-in IV curve detection, smart connector monitoring, and remote communication (WLAN, RS485, MBUS) enable full system visibility.
Built for harsh environments
IP66 protection, -25°C to +60°C operation, and self-cleaning cooling system ensure reliability in outdoor installations.
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