--- title: "Ginlong Solis S6-GU3P350K06-EV-ND Grid-tie Inverter: Specs & Datasheet | ComparePV" description: "Ginlong Solis S6-GU3P350K06-EV-ND 350 kW grid-tie inverter. Specs: 98.7% European efficiency, 6 MPPT, 1500 V max DC input, 117.0 kg." source: "https://comparepv.com/inverter/ginlong-solis-s6-gu3p350k06-ev-nd" updated: 2026-01-17 --- # Ginlong Solis S6-GU3P350K06-EV-ND ## Identity - **Manufacturer:** Ginlong Solis - **Model:** S6-GU3P350K06-EV-ND - **Series:** S6-GU3P - **Rated AC power:** 350 kW - **Type:** Grid-tie - **Phases:** Three-phase ## How it compares Compared against 95 inverters from 100 to 500 kW. Ranks are within that class. | Measure | This inverter | Class median | Standing | Rank in class | | --- | --- | --- | --- | --- | | European efficiency | 98.7% | 98.6% | Typical | 22 | | MPPT trackers | 6 | 10 | Weak - bottom 14% | 56 | | Max DC input voltage | 1500 V | 1100 V | Strong - top 24% | 1 | | Weight per kW | 0.3 | 0.6 | Strong - top 6% | 6 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 350 kW - **Max apparent power:** 350.00 kVA - **Phases:** Three-phase - **Nominal AC voltage:** 800 V - **Max AC current:** 252.6 A - **Grid frequency:** 50 Hz - **Power factor:** 0.8 leading – 0.8 lagging - **Harmonic distortion (THD):** 3.0 % ### PV input - **Max DC voltage:** 1500 V - **MPPT voltage range:** 480 to 1500 V - **Start-up voltage:** 500 V - **MPPT trackers:** 6 - **Max input current per MPPT:** 80.0 A - **Max short-circuit current per MPPT:** 125.0 A ### Efficiency - **European efficiency:** 98.7 % - **Max efficiency:** 99.0 % ### Physical - **Dimensions:** 813 × 1098 × 378 mm - **Weight:** 117.0 kg - **Enclosure:** IP66 - **Cooling:** forced-air - **Operating temperature:** -30 to 60 °C - **Max humidity:** 100 % - **Max altitude:** 4000 m ### Connectivity and protection - **Interfaces:** Bluetooth, Display - **Protocols:** RS485, PLC (optional), Bluetooth (via app) - **Protection:** DC switch, Surge protection ### Warranty and certificates - **Certifications:** EN50549, G99, AS4777.2, VDE0126, IEC61727, VDE4110, CEA 2019, IEC62109-1, IEC62109-2, EN61000-6-2, EN61000-6-4 ### Pros - **BNEF Tier 1 - 3rd largest global producer** - Ginlong Solis holds a BloombergNEF Tier 1 Bankable Inverter Manufacturer status (verified in Q1 2025) and ranks 3rd in terms of inverter supply volume globally, according to Wood Mackenzie 2024. "Bankability" is a key criterion for financing C&I projects - financing institutions accept the manufacturer without reservations. - **Failure rate is less than 0.3%.** - Ginlong declares a reliability rate of 99.7% (failure rate \< 0.3%), while the average for commercial-grade string inverters is approximately 0.89% within the first two years of operation, according to industry data. This translates to lower maintenance costs and fewer production downtimes in industrial installations. - **Efficiency of 98.8% and EU efficiency of ~98.3%** - Three-phase S6 inverters, when configured for commercial use, achieve a maximum efficiency of 98.8% and meet European CEC standards of approximately 98.3%, placing them among the leading inverters in the on-grid C&I segment. The European efficiency (not just peak) directly impacts the annual return on investment in Polish conditions, translating directly into the ROI of the installation. - **Multiple MPPT + string monitoring** - The series offers 3-4 independent MPPT strings (typically 6-8 strings) with intelligent string-level monitoring via the SolisCloud platform (WiFi, LAN/Ethernet, RS485). This enables quick fault diagnosis without physical roof inspection, which significantly reduces MTTR (Mean Time To Repair) in commercial installations. - **AFCI protection and a 10-year warranty** - The built-in AFCI (Arc Fault Circuit Interrupter) function actively reduces the risk of fire caused by electrical arcs - which is particularly important when installing in commercial buildings. The standard warranty is 10 years (common in Poland), with the option to extend it to 15-20 years, which reduces the risk for the installation owner throughout the project's lifespan. ### Cons - **Exclusively on-grid - no hybrid capability** - The S6-GU3P series consists of pure string inverters without energy storage functionality. If a decision is later made to integrate batteries, the entire inverter needs to be replaced, or a dedicated hybrid model (e.g., S6-EH3P) should be used, which adds to the initial capital expenditure (CAPEX). Competitive series like Huawei SUN2000-L1 or SolarEdge SE offer architectures that are compatible with retrofit installations. ## About this series The Ginlong Solis S6-GU3P series comprises three-phase **grid-tie inverters**, designed for reliable operation in commercial and industrial installations, where dependability, safety, and rapid diagnostics are paramount. A key feature is its advanced power-point tracking architecture - depending on the variant, the series offers **multiple MPPTs**, genuinely helping with rooftops of various orientations, differentiated panels, or seasonal shading, as each string can be optimized independently. In practice, the high **European efficiency** means more energy generated under typical operating conditions in Poland - thus better annual production, not just under laboratory maximums. Installation management is facilitated by monitoring with intelligent string visualization and diagnostic functions, and communication can include WiFi, LAN/Ethernet, and RS485, as well as the SolisCloud platform. The series is also being developed in terms of safety (including fire risk mitigation solutions) and network standards, and the warranty can usually be extended (in Poland, a **10-year warranty** is commonly found). ## Questions ### What is the MPPT range of the Ginlong Solis S6-GU3P inverter, and is it sufficient for a roof with various connections? The S6-GU3P series offers multiple independent MPPT trackers, allowing each section of the panels to be optimized individually. In practice, this means that if one part of the installation is, for example, facing east, while another is facing south, or one half is shaded by a chimney or roof, the remaining sections will not lose efficiency. This is a key advantage in commercial installations on uneven roofs of warehouses or storage facilities. ### What is the warranty on the Solis S6-GU3P inverter, and is it possible to extend it? The standard manufacturer's warranty for Ginlong Solis inverters in Poland is 5 years, but distributors typically offer extended warranty packages. For the S6-GU3P series, the most common warranty offered is 10 years, which can be extended further. Ginlong is a Tier 1 manufacturer, which means a stable financial position and the real possibility of enforcing warranty claims throughout the contract period. ### Is the Solis S6-GU3P inverter suitable for commercial or industrial installations, such as in a factory setting? Yes, the S6-GU3P series is designed for commercial and industrial applications. Its three-phase operation, multi-MPPT architecture, and comprehensive diagnostic and monitoring features make it suitable for installations with high energy demands. The high European efficiency translates to a more significant annual yield in Polish climatic conditions, not just a peak laboratory result. ### How does the monitoring function in the Solis S6-GU3P inverter work, and can it be operated remotely? The S6-GU3P series supports monitoring through the SolisCloud platform, which connects to the inverter via WiFi, LAN/Ethernet, or RS485. The platform allows for intelligent monitoring of each string individually, which significantly simplifies rapid diagnostics - the operator can immediately see which string of panels is performing below expectations. Remote management and alerts enable quick responses to failures without the need to visit the site. ### Does the Solis S6-GU3P inverter work with energy management systems (BMS, SCADA) via RS485? Yes, the S6-GU3P series offers communication via RS485, which is a standard protocol in industrial automation and SCADA systems. This allows the inverter to be integrated with existing building or energy management infrastructure (BMS/EMS). In addition to RS485, WiFi and LAN are also available, providing flexibility in choosing a communication method based on the specific requirements of the facility. ### Is Ginlong Solis a reliable manufacturer, and is the S6-GU3P series a worthwhile investment? Ginlong Solis is classified as a Tier 1 manufacturer, and is among the leading global suppliers of PV inverters. It is listed on the Shanghai Stock Exchange, indicating financial stability and a long-term presence in the market - a key consideration for investments with a 10- or 15-year horizon. The S6-GU3P series focuses on reliability and safety in commercial installations, as evidenced by fire-prevention solutions and certifications that meet network standards. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/s6-gu3p350k-ph-flyer-v1-9-f2a25d3ec6c5.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [SOFAR 350KTLX0](https://comparepv.com/inverter/sofar-solar-sofar-350ktlx0) | 350 kW | 98.8% | | 113.0 kg | 4.0 kg lighter | | [Sungrow SG350HX](https://comparepv.com/inverter/sungrow-sg350hx) | 350 kW | 98.8% | 12 | 116.0 kg | +6 MPPT, 1.0 kg lighter | | [Ginlong Solis S6-GU350K-EHV-M12](https://comparepv.com/inverter/ginlong-solis-s6-gu350k-ehv-m12) | 350 kW | 98.7% | | 134.0 kg | 17.0 kg heavier | | [Ginlong Solis S6-GU350K-EHV-M16](https://comparepv.com/inverter/ginlong-solis-s6-gu350k-ehv-m16) | 350 kW | 98.7% | | 143.0 kg | 26.0 kg heavier | | [Growatt MAX 350K-X](https://comparepv.com/inverter/growatt-max-350k-x) | 350 kW | 98.5% | 6 | 126.0 kg | 9.0 kg heavier | | [Sungrow SG333HX](https://comparepv.com/inverter/sungrow-sg333hx) | 333 kW | 98.8% | 12 | 116.0 kg | -17.0 kW, +6 MPPT, 1.0 kg lighter | | [Growatt MAX 333K-X](https://comparepv.com/inverter/growatt-max-333k-x) | 333 kW | 98.5% | 6 | 126.0 kg | -17.0 kW, 9.0 kg heavier | | [SolarEdge TerraMax Inverter SE330K](https://comparepv.com/inverter/solaredge-solaredge-terramax-inverter-se330k) | 330 kW | 98.8% | | 175.0 kg | -20.0 kW, 58.0 kg heavier | --- Source: https://comparepv.com/inverter/ginlong-solis-s6-gu3p350k06-ev-nd