Hebei Mutian Solar Energy Technology Development Co., Ltd. is one of the most reliable manufacturers and suppliers of 9-10.5kw single phase string inverter in China, also supports customized service. Welcome to buy advanced 9-10.5kw single phase string inverter in stock from our factory.
why choose us?

Technical Pre-Sales Support
Our engineering team assists with:
String sizing and system design: We help you calculate optimal panel configurations, string lengths, and MPPT distribution to ensure maximum performance.
Compatibility verification: Ensure your existing or planned components work seamlessly with 9-10.5kW Single Phase String Inverters.
Grid compliance guidance: Navigate local grid connection requirements with our knowledge of European standards. (VDE, G99, CE, etc.)
Price advantage
We recognize that price efficiency is very important to the success of a project:
Bulk Purchasing Discounts: We have created a tiered pricing system to save you money when purchasing in bulk either through a single large project or multiple individual installations.
Custom Packaging Options: We can ship your product using palletized shipping, reducing your freight charges on multiple item orders.
Transparent Quotes: Our quotations are free of hidden fees; you will see the breakdown of the cost of your product(s), shipping cost and any applicable duties.


Reliable After-Sales Service
Once your inverter is up and running the customer support service will continue working with you in providing technical assistance for any warranty issues, troubleshooting or similar issues with your inverter.
Once you contact the customer support team about any technical question we will respond typically within 24 hours.
We manage the entire process of managing your warranty with Deye and minimize down time for your installations.
We keep critical components on hand for fast turnaround times on replacement parts.
Industry Experience
With over 10 years of experience in the solar sector, we offer a lot of valuable support to our customers as far as Deye inverters are concerned.
We have a lot of technical product knowledge about Deye inverters and many of their technical specifications (how they perform in the field), so we can provide you with the highest level of customer service.
We have an extensive understanding of market changes (grid codes, incentive/refund programs, and best practices), so we always stay on top of what's happening in the solar power market.
Most of our customers have been with us for multiple years using our services, and have come to trust that we are consistent, reliable, and very capable.

Products Description
what are Key Applications of 9-10.5kW Single Phase String Inverter?
| Application | Suitability |
|---|---|
| Large Residential Homes | Ideal for homes with 9-15kWp solar arrays, high energy consumption, or electric vehicle charging |
| Small Commercial Buildings | Suitable for offices, retail shops, and small warehouses with three-phase limitations |
| Rural Properties | Excellent for properties requiring high power output with single-phase grid connection |
| Agricultural Buildings | Powers workshops, barns, and irrigation systems with reliable daytime energy generation |
| Multi-Orientation Roofs | Dual MPPT architecture maximizes yield from East/West or North/South roof sections |
Frequently Asked Questions (FAQs)
Q: What is the difference between the SUN-9K, SUN-10K, and SUN-10.5K models?
A: The primary differences are the rated AC output power and maximum DC input power. The 9kW model supports up to 13.5kW DC input, the 10kW supports 15kW DC input, and the 10.5kW supports 15.8kW DC input. All models share identical physical dimensions, weight, and core features.
Q: Is this inverter compatible with battery storage?
A: The 9-10.5kW Single Phase String Inverter model is a grid-connected string inverter that only supports PV input, and is not suitable for storage applications. For hybrid setups requiring storage, please see Deye's hybrid inverter family (e.g., SUN-(5-12)K-SG04LP1-EU).
Q: Is this inverter suitable for outdoor installation?
A: This inverter has an IP65 protection rating, making it both dustproof and waterproof. It can withstand any type of linear liquid impact from any angle, so it can be installed outdoors and operate normally without being enclosed in a housing.
Q: Does this inverter provide zero export function?
A: Inverter also has a zero export capability so that the excess electric being generated can not be exported to the grid. This is very important for areas where there may be limitations on the amount of electricity being exported or areas that do not offer any type of feed in tariff incentive programs.
Q: What are the communications methods available for monitoring the inverter?
A: The inverter has RS485 and RS232 communication as standard, and is also available with optional communication methods such as; GPRS, Wi-Fi, Bluetooth, 4G, and LAN. These optional communication methods allow for off-site monitoring through the Deye site; which is an Internet-based monitoring platform.
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Product Parameters
| Model | SUN-9K-G02P1-EU-AM2 | SUN-10K-G02P1-EU-AM2 | SUN-10.5K-G02P1-EU-AM2 |
| PV String Input Date | |||
| Max. PV Input Power(kW) | 13.5 | 15 | 15.8 |
| Max. PV Input Voltage(V) | 550 | ||
| Start-up Voltage(V) | 80 | ||
| MPPT voltage range(V) | 70-500 | ||
| Rated PV Input voltage(V) | 360 | ||
| Max. Input Short Circuit Current (A) | 26+26 | ||
| Max. Operating PV Input Current(A) | 26+26 | ||
| No. of MPP Trackers/No. of Strings per MPP Tracker | 2/2+2 | ||
| AC Output Side | |||
| Rated AC Output Active Power(kW) | 9 | 10 | 11 |
| Max. AC Output Apparent Power(kVA) | 9.9 | 11 | 11.55 |
| Rated AC output current (A) | 41/39.2 | 45.5/43.5 | 47.8/45.7 |
| Max. AC Output Current(A) | 45/43.1 | 50/47.9 | 52.5/50.3 |
| Rated output voltage/range (V) | 220/230 0.85Un-1.1Un | ||
| Grid Connection Form | L/N/PE | ||
| Rated Output Grid Frequency/range(Hz) | 50/45-55, 60/55-65 | ||
| Power Factor Adjustment Range | 0.8 leading to 0.8lagging | ||
| Total Current Harmonic Distortion THDi | <3% | ||
| DC Injection Current | <0.5%ln | ||
| Efficiency | |||
| Max. Efficiency | 97.70% | ||
| Euro Efficiency | 97.20% | ||
| MPPT Efficiency | >99% | ||








