SUN-3/4/5/6/8/10/12K-SG04 LP3-EU | Hybrid Inverter Three Phase | 3-12Kw | 2 MPPT | Low Voltage (48V) Battery

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

The SUN-3K-12K-SG04 LP3-EU is a single-phase hybrid inverter designed for smart residential and light commercial energy systems. With dual MPPT technology and support for low-voltage 48V lithium or lead-acid batteries, it ensures efficient solar power generation and seamless energy storage. Its wide PV voltage range, fast charging/discharging, and integrated backup capability make it suitable for on-grid, off-grid, and hybrid applications. The inverter is IP65 rated, lightweight, and user-friendly, offering remote monitoring, flexible installation, and reliable performance in various environments.

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  • Colorful touch LCD, IP65 protection degree
  • AC couple to retrofifit existing solar system
  • Max. 16 pcs parallel for on-grid and off-grid
  • operation; Support multiple batteries parallel
  • Max. charging/discharging current of 190A
  • 6 time periods for battery charging/discharging
  • Support storing energy from diesel generator

Technical Specifications

Model SUN-3K-SG04
LP3-EU
SUN-4K-SG04
LP3-EU
SUN-5K-SG04
LP3-EU
SUN-6K-SG04
LP3-EU
SUN-8K-SG04
LP3-EU
SUN-10K-SG04
LP3-EU
SUN-12K-SG04
LP3-EU
Battery Input Data
Battery TypeLead-acid or Lithium-ion
Battery Voltage Range (V)40-60
Max. Charging Current (A)7095120135190210240
Max. Discharging Current (A)7095120135190210240
Charging Strategy for Li-ion BatterySelf-adaption to BMS
Number of Battery Input1
PV String Input Data
Max. PV Access Power (W)600080001000012000160002000024000
Max. PV Input Power (W)4500600075009000120001500018000
Max. PV Input Voltage (V)800
Start-up Voltage (V)160
MPPT Voltage Range (V)200-650
Rated PV Input Voltage (V)550
Max. Operating PV Input Current (A)20+20
Max. Input Short-Circuit Current (A)30+30
No. of MPP Trackers /No. of Strings MPP Tracker2/1+1
AC Input/Output Data
Rated AC Input/Output Active Power (W)300040005000600080001000012000
Max. AC Input/Output Apparent Power (VA)330044005500660088001100013200
Rated AC Input/Output Current (A)4.6/4.46.1/5.87.6/7.39.1/8.712.2/11.615.2/14.518.2/17.4
Max. AC Input/Output Current (A)5/4.86.7/6.48.4/810/9.613.4/12.816.7/1620/19.2
Max. Continuous AC Passthrough (grid to load) (A)45
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
Integrated DC 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)≤55
Ingress Protection(IP) RatingIP65
Inverter TopologyNon-isolated
Over Voltage CategoryOVC II(DC), OVC III(AC)
Cabinet Size (WxHxD mm)386×660×250 (Excluding Connectors and Brackets)
Weight (kg)35.2
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, G99, 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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