Solis-3P20K Inverter



 ● Over 98.8% Max.effciency

 ● 200V-1000V input voltage range

 ● 7.0’’ LCD color screen display

 ● Four MPPT design with precise MPPT algorithm

 ● Compact and light design easy installation

 ● IP65 rated for outdoor installation

 ● RS485 WiFi/GPRS (optional) interface

 ● Numerous protection functions

 ● WiFi and monitoring app available

 ● 5 years standard warranty 20 years optional


 Solis three phase series inverters are suitable for difference PV projects with three phase input, which are also perfect models for household, industrial and commercial, as well as small & medium size distributed PV system installations. IP65 designed make it visually pleasing for domestic environment; Over 98% Max. efficiency and featuring with unique 4MPPT design and precise MPPT algorithm, and numerous monitoring option via RS485, WIFI and GPRS interface. All these features has ensure stable and reliable operation of Solis three phase series invertes.

Energy sourcePV


Input Side(DC)
Max. DC input power(kw)24
Max. DC input voltage(V)1000
Start-up input voltage(V)350
MPPT voltage range(V)200-800
Max. input current18A+18A+18A+18A
MPPT number/Max. input strings number4/8


Output Side(AC)
Rated output power(kW)20                
Max. apparent output power(kVA)22 
Max. output power(kW)22
Rated grid voltage(V)400
Rated grid frequency(Hz)50/60
Operating phase3/N/PE
Rated grid output current(A)28.7
Max. output current(A)33.3
Power Factor (at rated output power)0.8leading … 0.8lagging
Total harmonic distortion(THDi)<3%
DC injection current<0.5%In
Grid frequency range47-52 or 57-62


Max. efficiency98.6%
EU efficiency98.3%
MPPT efficiency>99.9%


DC reverse-polarity protectionYes
Short circuit protectionYes
Output over current protectionYes
Output over voltage protectionYes
Insulation resistance monitoringYes
Residual current detectionYes
Surge protectionYes
Islanding protectionYes
Temperature protectionYes
Integrated DC switchOptional


General Data
Self consumption<1W(Night)
Operating ambient temperature range-25~60℃
Ingress protectionIP65
Noise emission(typical)<30dBA
Cooling conceptNatural convection
Max. operating altitude4000m
Designed lifetime>20 years
Grid connection standard

EN50438 G59/3 AS4777 VDE0126-1-1 IEC61727 

Relative humidity0~100%
Safety/EMC standard

IEC62109-1/-2 AS3100 EN61000-6-1 EN61000-6-3 


DC connectionMC4
AC connectionTerminal connectors
Display7.0” LCD color screen display
Communication connections4 pins RS485 connector  2 RJ45 connector
Warranty5 years standard (extend to 20 years)