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Solis 4G 2.5kW Dual MPPT Grid Tie Inverter

Designed by world leading research and development team made by professors and specialists from 8 countries, Solis inverters are praised by clients and customs all over the world due to the high quality and reliability with the feature of ultra-wide input voltage, precise MPPT algorithm, and Max. Efficiency over 97%, which made Ginlong brand one of the most performance-cost inverters in the world.

Leading Features

  • Dual MPPT design with precise MPPT algorithm.

  • Compact and light design for one-person easy installation.

  • IP65, visually pleasing for domestic environment.

  • RS 485, Wi-Fi/GPRS (optional)interface.

  • Numerous protection functions.

  • Wi-Fi and monitoring app available.

  • High switching frequency design, to be more reliable and efficiency.

  • Ultra-low harmonic, THDi<1.5%.

Please download full specifications sheet here.

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Excl. Tax: R 10,431.30 Incl. Tax: R 11,996.00

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Product Description


Technical Data
Unit Information

  • Model: Solis-1P2.5K-4G.
  • Energy source: PV.

Input Side

  • Max. DC input power(kW): 3.0.
  • Max. DC input voltage(V): 550.
  • Start-up voltage(V): 60.
  • MPPT voltage range(V): 50-450.
  • Max. Input current(A): 11+11.
  • MPPT number/Max input strings number: 2/2.

Output side

  • Rated output power (KW): 2.5.
  • Max. apparent output power(kVA): 2.8.
  • Max. output power(kW): 2.8.
  • Rated grid voltage(V): 220/230.
  • Rated grid frequency (Hz): 50/60.
  • Operating phase: Single.
  • Rated grid output current(A): 10.9.
  • Max.AC output current(A): 13.3.
  • Power Factor (at rated output power): 0.8 leading ... 0.8 lagging.
  • THDi (at rated output power): <3%.
  • DC injection current(mA): <0.5%In.
  • Grid frequency range (Hz): 47-52 or 57-62.


  • Max. Efficiency: 97.8%.
  • Euro Efficiency: 97.1%.
  • MPPT efficiency: >99.5%.


  • DC reverse-polarity protection: Yes.
  • Short circuit protection: Yes.
  • Output over current protection: Yes.
  • Output over voltage protection: Yes.
  • Insulation resistance monitoring: Yes.
  • Residual current detection: Yes.
  • Surge protection: Yes.
  • Islanding protection: Yes.
  • temperature protection: Yes.
  • Integrated DC switch: Optional (Please contact).

General data

  • Dimensions(mm): 310(W) * 543(H) * 160(D).
  • Weight(kg): 11.5.
  • Topology: Transformer less.
  • Self-consumption (night): <1W(Night).
  • Operating ambient temperature range: -25~60°C
  • Ingress protection: IP65.
  • Noise emission(typical): <20dBA.
  • Cooling concept: Natural convection.
  • Max. Operation altitude: 4000m.
  • Designed lifetime: >20 years.
  • Grid connection standard: EN50438 G83/2 G59/3 AS4777.2:2015 VDE0126-1-1 IEC61727 VDE N4105.
  • Relative humidity: 0~100%.
  • Safety: EMC/standard IEC62109-1/-2 NB/T 32004 EN61000-6-1 EN61000-6-3.


  • DC Connection: MC4.
  • AC Connection: IP67 rated plug.
  • Display: LCD,2×20Z.
  • Communication connections: 4 pins RS485 connector.
  • Monitoring: Wi-Fi or GPRS.
  • Warranty: 5years (extend to 20 years).

Additional Information

Additional Information

Disclaimer Please note that stock availability is subject to prior sales. Prices exclude delivery. The image serves as an example of what the product looks like and may differ slightly in appearance.
Guarantee/ Warranty 5 year product warranty
Inverter Wattage 2500W


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