Sosen 8kW Three-Phase High Voltage Hybrid Inverter
Reliability, Compatibility, Efficiency, Versatility
SSE-HH8K-P3EU
8kW~12kW | Three Phase | High Voltage | IP65
The SSE-HH8K-12K-P3EU, is a high-efficiency, reliable, and versatile energy storage solution. This advanced three-phase high voltage inverter supports a wide battery voltage range (125V-800V) and employs cutting-edge DSP technology to maintain harmonic current/voltage below 3%, ensuring optimal grid stability. Accessible via WiFi and the web, it offers seamless remote monitoring and control. Flexible operating modes adapt to various energy needs, including support for single-phase 100% unbalanced load operation off-grid. Its IP65-rated fanless design ensures durability in harsh environments, while the swift <10ms off-grid switch time guarantees uninterrupted power supply.
Enhanced Accessibility & Versatility
Effortlessly access via WiFi and web. Offers diverse modes for varied applications. Features a range of interfaces and a fanless design for safety and durability.




The SSE-HH8K-P3EU is a cutting-edge three-phase high voltage energy storage inverter, designed for 8kW~12kW power needs in residential and small commercial settings. It features top-tier components and advanced digital control for stable, efficient, and reliable power, both on-grid and off-grid. Supporting various battery types and communication methods, it offers flexible configuration and remote monitoring to meet diverse power requirements.
• Wide Battery Compatibility: Supports 125V-800V, mainstream BMS protocols, customizable for flexible energy solutions.
• Advanced Control Technology: Latest DSP technology for improved MPPT, <3% harmonic current/voltage, reduces grid damage.
• Versatile Operating Modes: Self-use, TOU, backup, generator, and balance modes for diverse energy management.
• High Protection Level: IP65-rated, reliable operation in harsh environment.
• Integrated UPS Function: <10ms off-grid switch time, continuous power to critical loads.