Hebei Mutian Solar Energy Technology Development Co., Ltd. is one of the most reliable manufacturers and suppliers of solis s6 4-5k off-grid inverter in China, also supports customized service. Welcome to buy advanced solis s6 4-5k off-grid inverter in stock from our factory.
Why choose us?
1. Cost-Effective Pricing
Discounts for bulk orders: Custom prices depending on orders over 100 pieces.
Lower shipping costs: Consolidated shipping to help with Canada's high logistics costs and warehouses located in Canada save time from their travels.
2. Customizable Options
Branding: OEM/ODM services for white-label products with custom logos and packaging.
Custom certifications for each region. (RCM for Australia; BIS for India and etc.)
3. Sustainability Focus
Zero waste manufacturing: 90% of our materials can be recycled through the manufacturing process.
Carbon-neutral shipping: We partner with verified carbon offset programs to neutralize the emissions from our deliveries.
Products Description
what is Solis S6 4-5K off-grid Inverter?

The Solis S6 4-5K off-grid Inverter? It's made for huge solar setups. It works really well and fits into all sorts of power grids. Think businesses and factories-this thing's built tough with the latest tech to get you the most energy and keep things running without a hitch.
It's a game changer for big solar projects, seriously boosting how well they work and how long they last. It's got all the right paperwork to prove it, scales up easy, and comes with solid customer help. Really, if you're a wholesaler looking to sell the newest and best solar stuff all over the world, this is what you want.
what are features of Solis S6 4-5K off-grid Inverter?
• Compatible with generator as backup power supply for off grid system
• 10 seconds of 200% overload capability
• Support parallel and AC coupling function to extend the system capacity
• Support one click fast charging mode
• Multiple battery options including fast configuration for non-communicating batteries
• Supports dual backup load for intelligent load prioritzing
• Supports six different battery charging and discharging TOU (Time of Use) settings to lower your electricity bill
what are Advantages of S6 4-5K off-grid Inverter?
1. Exceptional Efficiency & Interface
Advanced MPPT Functionality: Allows for the optimal energy extraction by locating the maximum power point of the solar arrays no matter shading and irradiance levels, while optimizing energy-loss and return of investment for utility scale applications.
Wide Input Voltage Range: The ability to connect to a high-voltage solar array offers design flexibility to satisfy differing panel and grid needs.
2. Grid Stability & Safety
Smart Grid: It adjusts power flow to keep the grid stable, preventing system failures or overloads.
Safety Features: It includes tech to prevent unintended operation and protects against voltage and heat issues, keeping the inverter and grid secure.
3. Scalability & Robustness
Modular design: A modular design of the inverter means new inverters may be added, and the solar farm may also be expanded without interruption to the existing solar farms.
Weather proof: Built with corrosion resistant materials and hardened housed in an IP65-rated enclosure, this inverter is weatherproof and can be used in harsh operating conditions.
After-Sales Service
10-Year Complete System Warranty
Covers every component – panels, battery, inverter, and mounting hardware. If anything underperforms due to manufacturing defect, we replace it at no cost, including shipping.
24/7 Remote Monitoring Support
Our support team monitors your system's health proactively. If a connection drops or a battery behaves oddly, we'll contact you before you even notice. Most issues are fixed over the air via the monitoring platform.
Lifetime Technical Helpdesk
Got a question about settings? Want to expand your battery capacity later? Need to reset something after a storm? Call, email, or chat with a real technician – not a bot. No per-incident fees, no "premium support" upsells.
Free Spare Parts Shipping for 5 Years
If a minor component (like a DC breaker or sensor) fails, we ship a replacement overnight at our cost. Your system stays online while you wait.
Free Annual System Check-Up
Every year, we'll remotely test your battery capacity, panel degradation, and safety systems. You'll receive a digital health report with recommendations. Optional on-site inspections available at cost – but usually not needed.
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Products Description
|
DATASHEET |
S6-EO1P(4-5)K-48 | |
| Models | 4K | 5K |
| Solar Charger | ||
| Max. usable PV input power | 5.5 kW | 6.5 kW |
| Max. input voltage | 500 V | |
| Rated voltage | 360 V | |
| Start-up voltage | 90 V | |
| MPPT voltage range | 90 - 430 V | |
| Max. input current | 16 A / 16 A | |
| Max. short circuit current | 40 A | |
| Max. solar charge current | 100 A | |
| MPPT number / Max. input strings number | 1 / 2 | |
| Battery | ||
| Battery type | Li-ion / Lead-acid | |
| Rated battery voltage | 40 - 60 V | |
| Max. charge / discharge power | 5 kW / 5 kW | |
| Max. charge / discharge current | 100 A | |
| Communication | CAN | |
| Inverter Output | ||
| Rated output power | 4 kVA / 4 kW | 5 kVA / 5 kW |
| Operation phase | L/N/PE | |
| Rated grid voltage | 230 V ± 1% | |
| Rated grid frequency | 50 Hz / 60 Hz ± 0.1% | |
| Surge capacity | 8 kVA | 10 kVA |
| Max. output current | 20 A | 25 A |
| Output voltage waveform | Pure sine wave | |
| Transfer time | 10 ms typical, 20 ms Max | |
| THDv (@linear load) | < 3% | |
| Peak efficiency (PV-AC) | 96.6% | |
| AC Charger (grid port and generator port) | ||
| Max. input power | 6 kW | 7 kW |
| Rated input voltage | L/N/PE, AC 230 V | |
| Selectable voltage range | 90 - 280 V | |
| AC frequency range | 50 Hz / 60 Hz | |
| Max. input current | 26 A | 30 A |
| Max. AC charge current | 60 A | 80 A |
| Protection | ||
| Output over voltage protection | Yes | |
| Output over current protection | Yes | |
| Short circuit protection | Yes | |
| Surge protection | Yes | |
| Temperature protection | Yes | |
| Integrated AFCI 2.0 | Optional | |
| General Data | ||
| Dimensions (W × H × D) | 340 × 480 × 170 mm | |
| Weight | 13.8 kg | |
| Topology | High frequency non-isolation | |
| Relative humidity | 5% - 95% (Non-condensing) | |
| Operating ambient temperature range | -10 ~ +60°C | |
| Storage temperature range | -25 ~ +60°C | |
| Ingress protection | IP21 | |
| Max. operation altitude | 2000 m | |
| Parallel capability | 6 units | |
| Safety standard | IEC 62109, IEC 61000, 55011 | |
| Features | ||
| DC connection | Terminal connectors | |
| AC connection | Terminal connectors | |
| Display | LCD | |
| Communication | CAN, BMS, Dry-contact, Bluetooth, Optional: Wi-Fi | |







