Solis inverter S6-EH3P12K-H-EU(21A) Three Phase | High Voltage
Solis Inverter S6-EH3P12K-H-EU(21A) Three Phase Hybrid Inverter
Product Description
The Solis inverter S6-EH3P12K-H-EU(21A) is a high-performance three-phase hybrid solar inverter designed for high-voltage battery systems (≥200V). It integrates advanced hybrid grid/off-grid operation, multi-MPPT technology, and three-phase balanced/unbalanced output capabilities. The product supports powerful expansion with up to 6 units in parallel, 4-channel MPPT inputs, and 160% PV input oversizing, delivering exceptional solar energy harvesting and power supply stability. With IP66 protection, seamless grid transfer within 10ms, strong overload capacity, and AI-powered smart control, it is an ideal solution for residential, commercial, and industrial scenarios requiring high reliability, flexible energy management, and long-term durability.
Solis inverter Key Advantages
High-Efficiency Solar Harvesting
Equipped with up to 4 MPPT inputs ideal for complex installations, supports 160% PV input oversizing to maximize solar energy utilization and power generation efficiency.
Strong & Stable Output Performance
160% off-grid overload capacity for 60s ensures stable startup of inductive loads, supports three-phase unbalanced output with each phase up to 50% rated power.
Seamless & Flexible Power Supply
Ultra-fast grid transfer within 10ms for uninterrupted power, compatible with grid-tied PV systems and supports grid-side generator access for weak grid scenarios.
Flexible System Expansion
Supports up to 6 units in parallel for large-capacity system expansion, with customizable battery backup level to guarantee uninterrupted power for critical loads.
PV-Only Off-Grid Operation
Supports off-grid working mode using solar power only, effectively reducing initial system investment cost while maintaining stable and reliable power supply.
Intelligent Control & Durability
AI-powered energy management and VPP-ready for higher savings, industrial-grade IP66 protection ensures stable operation in harsh environments.
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Factory Address 1: Room 701, Building 2, Kegu Industrial Park, Zone B, Jian'an Road, No. 790, Chang'an Town, Dongguan City, Guangdong Province, China
Factory Address 2: Building 7, Phase II Standardized Factory, Innovation Industrial Park, Duji Economic Development Zone, Huaibei City, Anhui Province, China














