Hebei Mutian Solar Energy Technology Development Co., Ltd. is one of the most reliable manufacturers and suppliers of solis s6-gc3p(25-40)k03-nd inverter in China, also supports customized service. Welcome to buy advanced solis s6-gc3p(25-40)k03-nd inverter in stock from our factory.
Solis S6-GC3P(25-40)K03-ND Inverter: Precision-Engineered Power Solutions for Modern Solar Systems
1. Product Overview

The Solis S6-GC3P(25-40)K03-ND Inverter from Solis: The S6-GC3P Series has been designed for use in both hybrid and grid-tied systems within the mid to high power range. Utilizing a modular style of engineering, the S6-GC3P Series provides for both flexibility and scalability for many project types from small commercial arrays up to large utility-sized projects. With focus being placed on minimising the loss of energy and maximising the amount of energy harvested, the S6-GC3P Series would be the best choice for those sites with a high degree of need for precise and reliable inverters.
2. Core Advantages
High Efficiency & Low Energy Loss
Advanced MPPT (Maximum Power Point Tracking) Technology: In order to maximise the energy extraction from the solar panels, the inverter uses the advanced MPPT technology. By using this technology, even when the solar panels are subjected to partial shadowing or a sudden change in the amount of light that is incident on them, the inverter is able to extract most, if not all, of the energy that would otherwise be lost in that instance. The inverter's ability to perform a multi-stage conversion of the energy, reduces the amount of energy that is lost in converting DC to AC, allowing for further efficiencies in the overall design as well as allowing for an increased ROI on the solar energy system.

Intelligent Monitoring & Control
Wireless Connectivity: With wireless connectivity (Wi-Fi/RS485) integrated into the inverter, you will have access to current information regarding production levels, health of the system and usage patterns of your energy consumption. You will be able to monitor your system via a dedicated application or web-based platform, giving you the ability to maintain your system proactively and adjust accordingly to maximise your energy efficiency through the use of the Integrated Diagnostic Tool to detect issues early so that you can minimise your downtime and maximise your operating cost savings.

Durability & Environmental Adaptability
Designed to operate in harsh environments, with an IP66 degree rating for dust, water, and rust protection. The inverter also operates over a wide-temperature operating (between -25ºC & +60ºC; thus, it will continue to perform even in the harshest climates (e.g. desert-like areas, salt-water coastal areas). A corrosion-resistant enclosure rated NEMA 4X will give this inverter additional life in industrial applications.

Seamless Grid Integration
In addition to complying with global grid standards (including VDE-AR-N 4110/4120/4130, etc.), the inverter has the capability to allow for the delivery and receiving of power; therefore, energy storage can be integrated with the inverter as well as grid connection. A harmonic distortion of less than 3% THDi will eliminate any interference (harmonics, voltage spikes, etc.) the inverter puts on the grid and make the inverter very compatible with sensitive power infrastructure.

Scalable Design & Ease of Installation
Because of the compact and lightweight design, the inverter is very easy to transport; assembling and deploying at the job site is simple. The inverter's modular construction allows for a total of 6 inverters to be operated together (in parallel), which can allow for quick expansions of large installations. Pre-wiring of junction boxes reduces installation time, and enables timed projects to be completed quickly.

3. Application Scenarios
Commercial and Industrial Solar Farms
These systems are best suited for rooftops, carports and ground-mounted systems that need to deliver the highest levels of power to maintain grid stability.
Hybrid Energy Systems
Hybrid systems combine batteries/backup generators for a continuous power supply during outages.
Public Infrastructure
Schools, Hospitals and Community Infrastructure projects are able to provide power off-grid using Hybrid Energy Systems.
Agricultural Projects
Hybrid Energy Systems enable irrigating pumps, greenhouse lighting and storing produce in cold storage facilities located in remote areas.
4. Technical Excellence
Advanced Circuit Topology
Robust Thermal Management
EMC Compliance & Safety
EMC has been tested for strict compliance with all the EMC regulations to ensure that this product will not interfere with any other electronic product in close proximity. Additionally, the inverter has integrated an Arc-fault detection system and integrated Surge Protection Systems so that both the Installers and End Users will have an additional layer of safety.
5. Manufacturing & Quality Assurance
ISO-Certified Production
Produced in ISO 9001-certified facilities, the inverter undergoes 100% functional testing before shipment. Our production lines utilize automated SMT (Surface Mount Technology) and robotic assembly to ensure precision and consistency.
Global Compliance Standards
From CE and UL certifications to IEC 62109-1 safety standards, every unit meets stringent international safety and performance benchmarks. Our R&D team collaborates with third-party labs (e.g., TÜV Rheinland) for ongoing validation.
Sustainable Practices
We prioritize eco-friendly manufacturing, using recyclable materials and energy-efficient processes. The inverter's design minimizes lifecycle waste, aligning with circular economy principles.
6. Why Choose Our Company?
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10+ Years of Solar Expertise
With over a decade in renewable energy, we specialize in designing and manufacturing inverters for diverse applications. Our partnerships with global brands like Huawei and Sungrow underscore our technical credibility.
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Customizable Solutions
From firmware customization to OEM branding, we tailor products to meet specific project requirements. Our engineering team provides end-to-end support, from site surveys to post-installation optimization.
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Global Logistics Network
Serving clients in 30+ countries, we ensure timely delivery through strategic warehousing and reliable shipping partners. Our products are designed for easy handling, with minimal shipping damage risks.
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24/7 Technical Support
Our multilingual support team offers round-the-clock assistance, addressing technical queries, firmware updates, and warranty claims efficiently.
7. Commitment to Sustainability
The mission of Solis S6-GC3P inverter series is to create a pathway to globally transitioning to clean energy. This inverter will help limit your carbon footprint while reducing your energy cost by optimizing solar yields and minimizing system losses. One particular project where we are fortunate to assist is the qinghai golmud solar farm, which has seen our inverter deliver 99.9% availability rates in weather extremes.
Conclusion
Check out our product catalog or contact our sales team to discuss customized solutions for your project!
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Technical parameters
| DATASHEET | |||||
| Models | 25K03-NV | 30K03-NV | 33K03-NV | 36K03-NV | 40K03-HV |
| Input DC | |||||
| Recommended max. PV power | 37.5 kW | 45 kW | 49.5 kW | 54 kW | 60 kW |
| Max. input voltage | 1100 V | ||||
| Rated voltage | 600 V | 720 V | |||
| Start-up voltage | 180 V | ||||
| MPPT voltage range | 180 - 1000 V | ||||
| Max. input current | 42 A / 42 A / 42 A | ||||
| Max. short circuit current | 52.5 A / 52.5 A / 52.5 A | ||||
| MPPT number / Max. input strings number | 3 / 6 | ||||
| Output AC | |||||
| Rated output power | 25 kW | 30 kW | 33 kW | 36 kW | 40 kW |
| Max. apparent output power | 25 kVA | 30 kVA | 33 kVA | 36 kVA | 40 kVA |
| Max. output power | 25 kW | 30 kW | 33 kW | 36 kW | 40 kW |
| Protection | |||||
| DC reverse-polarity protection | Yes | ||||
| Short circuit protection | Yes | ||||
| Output over current protection | Yes | ||||
| Surge protection | Yes | ||||
| Grid monitoring | Yes | ||||
| Anti-islanding protection | Yes | ||||
| Temperature protection | Yes | ||||
| Strings monitoring | Yes | ||||
| I/V Curve scanning | Yes | ||||
| Multi peak scan | Yes | ||||
| Integrated AFCI 2.0 | Optional | ||||
| Integrated DC switch | Yes | ||||
| General Data | |||||
| Dimensions (W × H × D) | 355 × 625 × 250 mm | ||||
| Weigh | 25.3 kg | 25.5 kg | 26.5 kg | ||
| Topology | Transformerless | ||||
| Self-consumption (night) | < 1 W | ||||
| Operating ambient temperature range | -25 ~ +60°C | ||||
| Relative humidity | 0 - 100 | ||||
| Ingress protection | IP66 | ||||
| Noise emission (typical) | ≤ 55 dB(A) | ||||
| Cooling concept | Intelligent fan-cooling | ||||
| Max. operation altitude | 4000 m | ||||
| Grid connection standard | G98 or G99, VDE-AR-N 4105/VDE V 0124, EN 50549-1, VDE 0126/UTE C 15/VFR:2019, RD 1699/RD 244/UNE 206006/ UNE 206007-1, CEI 0-21, C10/11, NRS 097-2-1, TOR, EIFS 2018.2, IEC 62116, IEC 61727, IEC60068, IEC 61683, EN 50530 | ||||
| Safety / EMC standard | IEC/EN 62109-1/-2, IEC/EN 61000-6-1/-2/-3/-4 | ||||
| Features | |||||
| DC connection | MC4 connector | ||||
| AC connection | OT terminal | ||||
| Display | LED indicator & Bluetooth + APP | ||||
| Communication | RS485, Optional: Wi-Fi, GPRS | ||||









