S6-EH3P(12-20)K-H-AU
S6-EH3P(12-20)K-H-AU
Solis Three Phase High Voltage Energy Storage Inverters 12K/15K/20K
The Introduction
Of The Product Description

S6-EH3P(12-20)K-H series three-phase energy storage inverter, suitable for large residential and small commercial PV energy storage systems. This series of products support generator networking and parallel operation of multiple inverters; 4 MPPT design, is perfect for large rooftop PV energy storage systems with more roof orientation and complex structure. Products with multiple flexible load capacity, including UPS level switching; 10second 160% surge power backup overload capability, and adapt to three-phase unbalanced load,half-wave load, more friendly and reliable power supply for the load.

Product Features
Supports up to 4 MPPTs, suitable for multi-orientation and occlusion, to improve power generation
Supports PV input up to 160% of the inverter's rated DC power, maximising solar utilisation
Supports up to 20A PV input current, compatible with the latest high-power PV modules
160% overload for 60s in off-grid mode, ensuring stable startup of motors, water pumps and air conditioner
Seamless on/off-grid switching in under 10ms, guaranteeing uninterrupted power supply
Supports both DC and AC coupling—making it easy to expand PV, charge batteries, and power loads reliably, even in off-grid conditions
Multiple methods of generator connection and auto control, enabling flexible local deployment
Support SG-Ready heat pump connectivity for more intelligent home applications
Support max 6 pcs in parallel, expanding system capacity
Customizable battery backup level for uninterrupted power
PV only off grid mode, to reduce the initial investment cost
AI-Powered & VPP-Ready - maximise savings, unlock additional income
7-inch industrial-grade LCD screen, providing a larger, user-friendly interface for local operation
Ingress protection IP66, adapting to harsh ambient conditions
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