SUN-14/15/16/18/20K-SG05LP3-EU-SM2 | Hybrid Inverter Three Phase | 3-6kW | 2 MPPT

Higher yields / Safe & Reliable / Smart / User-friendly

The SUN-14K to 20K-SG05LP3-EU-SM2 is a high-capacity single-phase hybrid inverter designed for demanding residential and commercial setups. With dual MPPT technology and compatibility with 48V low-voltage batteries, it ensures optimal solar harvesting and smart energy storage. The inverter supports multiple operation modes including self-consumption, time-of-use, and backup power. Its robust IP65 design, wide voltage range, and high charging/discharging currents make it ideal for both indoor and outdoor environments. Remote monitoring and intelligent energy management features make it a future-ready solution for modern solar installations.

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  • AC couple to retrofifit existing solar system
  • Max. charging/discharging current of 350A
  • Support storing energy from diesel generator
  • 48V low voltage battery, transformer isolation design
  • 6 time periods for battery charging/discharging

Technical Specifications

Model SUN-14K-SG05LP3-EU-SM2 SUN-15K-SG05LP3-EU-SM2 SUN-16K-SG05LP3-EU-SM2 SUN-18K-SG05LP3-EU-SM2 SUN-20K-SG05LP3-EU-SM2
Battery Input Data
Battery TypeLead-acid or Lithium-ion
Battery Voltage Range (V)40-60
Max. Charging Current (A)260280300330350
Max. Discharging Current (A)260280300330350
Charging Strategy for Li-ion BatterySelf-adaption to BMS
Number of Battery Input1
PV String Input Data
Max. PV Access Power (W)2800030000320003600040000
Max. PV Input Power (W)2240024000256002880032000
Max. PV Input Voltage (V)800
Start-up Voltage (V)160
MPPT Voltage Range (V)160-650
Rated PV Input Voltage (V)550
Max. Operating PV Input Current (A)36+36
Max. Input Short-Circuit Current (A)54+54
No. of MPP Trackers / No. of Strings MPP Tracker2/2+2
AC Input/Output Data
Rated AC Input/Output Active Power (W)1400015000160001800020000
Max. AC Input/Output Apparent Power (VA)1540016500176001980022000
Rated AC Input/Output Current (A)21.3/20.322.8/21.824.3/23.227.3/26.130.4/29
Max. AC Input/Output Current (A)23.4/22.425/2426.7/25.630/28.733.4/31.9
Max. Continuous AC Passthrough (grid to load) (A)70
Peak Power (off-grid) (W)2 times of rated power, 10s
Power Factor Adjustment Range0.8 leading to 0.8 lagging
Rated Input/Output Voltage/Range (V)220/380V, 230/400V 0.85Un-1.1Un
Rated Input/Output Grid Frequency/Range (Hz)50/45-55, 60/55-65
Grid Connection Form3L+N+PE
Total Current Harmonic Distortion THDi<3% (of nominal power)
DC Injection Current<0.5% In
Efficiency
Max. Efficiency97.6%
Euro Efficiency97.0%
MPPT Efficiency>99%
Equipment Protection
IntegratedDC Polarity Reverse Connection Protection, AC Output Overcurrent Protection, Thermal Protection, AC Output Overvoltage Protection, AC Output Short Circuit Protection, DC Component Monitoring, Overvoltage Load Drop Protection, Ground Fault Current Monitoring, Arc Fault Circuit Interrupter (optional), Power Network Monitoring, Island Protection Monitoring, Earth Fault Detection, DC Input Switch, DC Terminal Insulation Impedance Monitoring, Residual Current (RCD) Detection, Surge protection level
Surge Protection LevelTYPE II(DC), TYPE II(AC)
Interface
Communication InterfaceRS485/RS232/CAN
Monitor ModeGPRS/WIFI/Bluetooth/4G/LAN(optional)
General Data
Operating Temperature Range (°C)-40 to +60°C, >45°C Derating
Permissible Ambient Humidity0-100%
Permissible Altitude3000m
Noise (dB)<60
Ingress Protection(IP) RatingIP 65
Inverter TopologyNon-isolated
Over Voltage CategoryOVC II(DC), OVC III(AC)
Cabinet Size (WxHxD mm)456×750×268.5 (Excluding Connectors and Brackets)
Weight (kg)50.6
Type of CoolingIntelligent Air Cooling
Warranty5 Years/10 Years
the Warranty Period Depends the Final Installation Site of Inverter, More Info Please Refer to Warranty Policy
Grid RegulationIEC 61727, IEC 62116, CEI 0-21, EN 50549, NRS 097, RD 140, UNE 217002, OVE-Richtlinie R25, C99, VDE-AR-N 4105
Safety / EMC StandardIEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2
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