| Model | SUN-6K-SG04LP1-EU | SUN-6K-SG04LP1-EU-SM2 |
| Battery Type | Lead-acid or Lithium-ion | |
| Battery Voltage Range (V) | 40-60 | |
| Max. Charging Current (A) | 135 | |
| Max. Discharging Current (A) | 135 | |
| External Temperature Sensor | Yes | |
| Charging Curve | 3 Stages / Equalization | |
| Charging Strategy for Li-ion Battery | Self-adaption to BMS | |
| PV String Input Data | ||
| Max. PV Input Power (W) | 9600 | |
| Max. PV Input Voltage (V) | 500 | |
| Start-up Voltage (V) | 125 | |
| MPPT Range (V) | 150~425 | |
| Rated PV input voltage (V) | 370 | |
| PV Input Current (A) | 13 + 13 | |
| Max PV Isc (A) | 17 + 17 | |
| No. of MPP Trackers | 2 | |
| No. of Strings per MPP Trackers | 1+1 | |
| AC Output Data | ||
| Rated AC Output Active Power (W) | 6000 | |
| Max. AC Output Apparent Power (A) | 6600 | |
| AC Output Rated Current (A) | 27.3/26.1 | |
| Max. AC Output Current (A) | 30/28.7 | |
| Max. Continuous AC Passthrough (A) | 40 | |
| Peak Power (off grid) | 2 times of rated power, 10s | |
| Power Factor | 0.8 leading to 0.8 lagging | |
| Output Frequency and Voltage | 50/60Hz; 3L/N/PE 220/380, 230/400Vac | |
| Grid Type | Single Phase | |
| Total Harmonic Current Distortion (THDi) | <3% (of nominal power) | |
| DC Current Injection | <0.5% In | |
| Efficiency | ||
| Max. Efficiency | 97.60% | |
| Euro Efficiency | 97.00% | |
| MPPT Efficiency | 99.90% | |
| Protection | ||
| Integrated | DC Reverse Polarity Protection, AC Output Overcurrent Protection, Thermal Protection, AC Output Overvoltage Protection, AC Output Short Circuit Protection, DC Component Monitoring, Arc Fault Circuit Interrupter (optional), Anti-islanding Protection, DC Switch, Insulation Impedance Detection, Residual Current Detection | |
| Surge Protection | TYPE II(DC), TYPE II(AC) | |
| Over Voltage Category | DC Type II/AC Type III | |
| Certifications and Standards | ||
| Grid Regulation | IEC 61727, IEC 62116, CEI 0-21, EN 50549, NRS 097, RD 140, | |
| UNE 217002, OVE-Richtlinie R25, G99, VDE-AR-N 4105 | ||
| Safety EMC / Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 | |
| General Data | ||
| Operation Temperature Range (°C) | -40-60°C, >45°C Derating | |
| Cooling | Intelligent Air Cooling | Natural Cooling |
| Noise (dB) | ≤30 dB | |
| Communication with BMS | RS485; CAN | |
| Weight (kg) | 17 | 19 |
| Cabinet Size (WxHxD mm) | 330x580x232 | 376×470×241.5 |
| Protection Degree | IP65 | |
| Installation Style | Wall-mounted | |
| Warranty | 3 Years(parts+service free) + 2 Years (service free) | |