--- title: "Huawei SUN2000-17KTL-M2 Grid-tie Inverter: Specs & Prices | ComparePV" description: "Huawei SUN2000-17KTL-M2 17 kW grid-tie inverter: 1 shop offer from 2 499.55 €. Specs: 98.3% European efficiency, 2 MPPT, 1080 V max DC input, 25.0 kg." source: "https://comparepv.com/inverter/huawei-sun2000-17ktl-m2" updated: 2026-10-11 --- # Huawei SUN2000-17KTL-M2 ## Identity - **Manufacturer:** Huawei - **Model:** SUN2000-17KTL-M2 - **Series:** SUN2000-KTL-M2 - **Rated AC power:** 17 kW - **Type:** Grid-tie - **Phases:** Three-phase ## Price offers Prices are the figure each shop printed, on that shop's side of VAT. | Shop | Market | Price | Per kW | Availability | Last read | | --- | --- | --- | --- | --- | --- | | [www.placaszonsolar.es](https://comparepv.com/go/95987) | Spain | 2 499.55 € incl. VAT | 147.03 €/kW | In stock | Last read 11 Oct 02:32 | ## How it compares Compared against 227 inverters from 12 to 30 kW. Ranks are within that class. | Measure | This inverter | Class median | Standing | Rank in class | | --- | --- | --- | --- | --- | | European efficiency | 98.3% | 98.0% | Strong - top 16% | 22 | | MPPT trackers | 2 | 2 | Typical | 53 | | Max DC input voltage | 1080 V | 1000 V | Typical | 95 | | Weight per kW | 1.5 | 1.6 | Typical | 100 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 17 kW - **Max AC power:** 18.70 kW - **Max apparent power:** 18.70 kVA - **Phases:** Three-phase - **Nominal AC voltage:** 400 V - **Max AC current:** 28.5 A - **Grid frequency:** 50 Hz - **Power factor:** 0.8 leading ... 0.8 lagging - **Harmonic distortion (THD):** 3.0 % ### PV input - **Max DC input power:** 25.50 kW - **Max DC voltage:** 1080 V - **MPPT voltage range:** 160 to 950 V - **Start-up voltage:** 200 V - **MPPT trackers:** 2 - **Max input current per MPPT:** 22.0 A - **Max short-circuit current per MPPT:** 30.0 A ### Efficiency - **European efficiency:** 98.3 % - **Max efficiency:** 98.7 % ### Physical - **Dimensions:** 470 × 525 × 262 mm - **Weight:** 25.0 kg - **Enclosure:** IP65 - **Cooling:** natural - **Operating temperature:** -25 to 60 °C - **Max humidity:** 100 % - **Max altitude:** 4000 m ### Connectivity and protection - **Interfaces:** Wi-Fi, Ethernet - **Protocols:** RS485, WLAN (via Smart Dongle-WLAN-FE, optional), Ethernet (via Smart Dongle-WLAN-FE, optional), Cellular 2G/3G/4G (via Smart Dongle-4G, optional) - **Protection:** AFCI, DC switch, Surge protection ### Warranty and certificates - **Certifications:** EN/IEC 62109-1, EN/IEC 62109-2, G98, G99, EN 50549, CEI 0-21, CEI 0-16, VDE-AR-N-4105, VDE-AR-N-4110, AS 4777.2, C10/11, ABNT, VFR 2019, RD 1699, RD 661, PO 12.3, TOR D4, IEC 61727, IEC 62116, DEWA ### Pros - **98.3% European Efficiency - Above the Competition** - A European efficiency (EN 50530) rating of 98.3% - with a peak of 98.65% - places the M2 series above Fronius Symo (~97.6%) and SMA Sunny Tripower (~97.8%) in the comparable 12-20 kW power segment. This translates into measurably higher annual energy yield without the need for power optimizers. - **Convection Cooling - Zero Noise, Zero Fan** - The absence of an active cooling fan (natural convection only) eliminates moving parts - the primary source of mechanical failures - and reduces operational noise to virtually 0 dB(A). For residential or office installations, this is a significant advantage over fan-cooled inverters such as the SMA Tripower, rated at 25 dB. - **2 Independent MPPTs (Up to 10 A per String)** - Two independent MPPT inputs - rated up to 10 A per string in the High Current variant - allow two roof sections with different orientations or tilt angles to be managed without energy compromise. In practice, this reduces partial-shading losses without the added cost of external power optimizers. - **Built-In AFCI Protection (IEC 62109-2)** - The inverter includes a factory-integrated DC Arc Fault Circuit Interrupter (AFCI) that complies with IEC 62109-2. This feature is increasingly required by building insurers and local codes - such as NEC 690.11 in the United States - and its inclusion as standard differentiates the M2 from lower-cost budget-segment inverters. - **BNEF Tier-1 Bankable Manufacturer - Financing Reliability** - Huawei has been listed continuously on the BNEF Tier-1 Bankable Manufacturers index since 2013, enabling bank financing and leasing arrangements for systems built on this series. The company has been in operation since 1987 and maintains a Polish service network covering the standard 10-year warranty. ### Cons - **No Energy Storage Interface** - The KTL-M2 series is a grid-tied-only inverter - it has no built-in DC port for the LUNA2000 battery. Adding energy storage requires purchasing a separate Smart Power Sensor and an external hybrid inverter, whereas Huawei's newer SUN2000-MB0 series supports LUNA2000 natively. For installations where battery storage is planned, the M2 introduces additional cost and system complexity. - **M2 Generation Being Superseded by M5 and MB0** - Huawei is actively promoting the newer SUN2000-KTL-M5 generation and the MB0 series as successors to the M2 in the 12-25 kW segment. While the M2 has not been formally discontinued, the active firmware update horizon is shortening, and sourcing replacement parts may become more difficult over a 5-8 year timeframe - a relevant concern given the 25-year design life of a PV system. ## About this series The Huawei SUN2000-KTL-M2 series are modern grid-tie inverters for three-phase installations, designed with a focus on high working culture, safety, and user-friendliness. The key advantage lies in their **two independent MPPTs**, which facilitate optimising energy yields from panels with different roof orientations and under partial shading conditions - the inverter adapts the string performance better to the actual roof conditions. High European efficiency is also crucial in practice. This refers to the weighted efficiency under typical weather conditions and loads in Europe - it translates to stable, predictable annual energy production, not just in ideal test scenarios. Monitoring is straightforward: configuration and performance monitoring can be done via the app, and communication can utilise **Wi-Fi** and wired solutions (e.g., via dongle-type modules). The series supports installation protection features, including DC arc detection (AFCI), and complies with required safety standards (EN/IEC 62109). It is an excellent choice for residential and small commercial installations where monitoring, quiet operation, and reliability matter. ## Questions ### What is the warranty period for Huawei SUN2000-KTL-M2 inverters? The standard warranty for the SUN2000-KTL-M2 series is 10 years. Huawei offers the option to extend it to 15, 20, or even 25 years through additional service packages. This is one of the longest warranties available in the three-phase inverter segment, which translates to a lower risk of unplanned costs throughout the entire operational life of the installation. ### What is the benefit of having 2 independent MPPTs in the SUN2000-KTL-M2 inverter, and when does it matter? Two independent Maximum Power Point Tracking (MPPT) inputs allow panels from different roof sections to be connected separately - for example, one string facing south and another facing east or west. Each string is optimized independently, so shading or reduced irradiance on one group does not reduce the yield from the other. In practice, this results in a measurable difference in annual energy production on multi-slope roofs. ### What is the European efficiency of the Huawei SUN2000-KTL-M2 inverters, and what does it mean? The SUN2000-KTL-M2 series achieves a European efficiency of approximately 98%, with a peak efficiency of up to 98.5%. European efficiency is a weighted metric calculated for a typical European solar irradiance profile, rather than under controlled laboratory conditions only. This means the inverter converts nearly all of the energy from the panels into grid-compliant AC power throughout the entire year, not just at solar noon on a clear day. ### Does the SUN2000-KTL-M2 inverter support Arc Fault Circuit Interruption (AFCI), and why does it matter? Yes, the SUN2000-KTL-M2 series is equipped with AFCI (Arc Fault Circuit Interruption), providing active protection against DC-side arc faults in the PV wiring. An electrical arc in the panel cabling can lead to a fire, particularly in attic spaces. The inverter detects abnormal discharge events and immediately disconnects the DC voltage before a hazard can develop. This feature is increasingly required in modern PV installations. ### How does system monitoring work with the Huawei SUN2000-KTL-M2 inverter - is an additional gateway required? The SUN2000-KTL-M2 communicates with the FusionSolar app via Wi-Fi (WLAN) or through a wired RS485/LAN interface. For wireless connectivity, a Smart Dongle is required; it is typically sold separately. Once configured, installation data is available in real time through the FusionSolar mobile app and web portal, with no need for additional monitoring devices. ### Is the Huawei SUN2000-KTL-M2 suitable for a small residential installation, or is it primarily a commercial inverter? The KTL-M2 series covers models ranging from 8 kW to 20 kW (three-phase), making it suitable for larger single-family homes with systems above 8 kWp as well as small commercial applications. For a standard residential installation in the 6-8 kW range, a single-phase Huawei inverter or a smaller three-phase model may be a better fit. It is advisable to consult with a certified installer to determine the correct inverter sizing before purchase. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/418169997635238d527e7b-c3a1d7f457e9.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [Growatt MID 17KTL3-X](https://comparepv.com/inverter/growatt-mid-17ktl3-x) | 17 kW | 98.6% | 2 | 23.0 kg | 2.0 kg lighter | | [Huawei SUN2000-17KTL-M0](https://comparepv.com/inverter/huawei-sun2000-17ktl-m0) | 17 kW | 98.3% | 2 | 25.0 kg | Similar on paper | | [Sungrow SG17RT-20](https://comparepv.com/inverter/sungrow-sg17rt-20) | 17 kW | 98.2% | 2 | 20.0 kg | 5.0 kg lighter | | [SOFAR 17KTLX-G3](https://comparepv.com/inverter/sofar-solar-sofar-17ktlx-g3) | 17 kW | 98.2% | 2 | 22.0 kg | 3.0 kg lighter | | [Sungrow SG17T-CN](https://comparepv.com/inverter/sungrow-sg17t-cn) | 17 kW | 98.1% | 2 | 21.0 kg | 4.0 kg lighter | | [Huawei SUN2000-17KTL-M5](https://comparepv.com/inverter/huawei-sun2000-17ktl-m5) | 17 kW | 98.1% | 2 | 21.0 kg | 4.0 kg lighter | | [SOFAR 17KTLX-G3P](https://comparepv.com/inverter/sofar-solar-sofar-17ktlx-g3p) | 17 kW | 98.1% | 2 | 20.0 kg | 5.0 kg lighter | | [Sungrow SG17RT](https://comparepv.com/inverter/sungrow-sg17rt) | 17 kW | 98.1% | 2 | 21.0 kg | 4.0 kg lighter | --- Source: https://comparepv.com/inverter/huawei-sun2000-17ktl-m2