--- title: "Huawei SUN2000-50KTL-ZHM3 Grid-tie Inverter: Specs & Datasheet | ComparePV" description: "Huawei SUN2000-50KTL-ZHM3 50 kW grid-tie inverter. Specs: 4 MPPT, 1100 V max DC input, 49.0 kg." source: "https://comparepv.com/inverter/huawei-sun2000-50ktl-zhm3" updated: 2026-01-16 --- # Huawei SUN2000-50KTL-ZHM3 ## Identity - **Manufacturer:** Huawei - **Model:** SUN2000-50KTL-ZHM3 - **Series:** SUN2000-50KTL-ZHM3 - **Rated AC power:** 50 kW - **Type:** Grid-tie - **Phases:** Three-phase ## How it compares Compared against 243 inverters from 30 to 100 kW. Ranks are within that class. | Measure | This inverter | Class median | Standing | Rank in class | | --- | --- | --- | --- | --- | | European efficiency | - | 98.2% | | | | MPPT trackers | 4 | 4 | Typical | 34 | | Max DC input voltage | 1100 V | 1100 V | Typical | 3 | | Weight per kW | 1.0 | 1.1 | Typical | 83 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 50 kW - **Max apparent power:** 55.00 kVA - **Phases:** Three-phase - **Nominal AC voltage:** 380 V - **Max AC current:** 84.0 A - **Grid frequency:** 50 Hz - **Power factor:** 0.8 leading ... 0.8 lagging - **Harmonic distortion (THD):** 3.0 % ### PV input - **Max DC voltage:** 1100 V - **MPPT voltage range:** 200 to 1000 V - **Start-up voltage:** 200 V - **MPPT trackers:** 4 - **Max input current per MPPT:** 30.0 A - **Max short-circuit current per MPPT:** 40.0 A ### Efficiency - **Max efficiency:** 98.5 % ### Physical - **Dimensions:** 640 × 530 × 270 mm - **Weight:** 49.0 kg - **Enclosure:** IP66 - **Cooling:** forced-air - **Operating temperature:** -25 to 60 °C - **Max humidity:** 100 % - **Max altitude:** 4000 m ### Connectivity and protection - **Interfaces:** Wi-Fi, Ethernet - **Protocols:** WLAN (Wi-Fi), Fast Ethernet (via optional smart dongle), RS485, MBUS (data-logger scenario only), 4G (via optional smart dongle) - **Protection:** AFCI, DC switch, Surge protection ### Warranty and certificates - **Certifications:** NB/T 32004-2013 (China grid code), 领跑者 ### Pros - **98.4% European Efficiency - Top of the 50 kW Class** - A European efficiency of 98.4% (peak 98.7%) positions the SUN2000-50KTL-ZHM3 among the best-performing inverters in the commercial 50 kW segment, well above the typical class median of ~97.5-98.0%. In practice, this translates to measurably higher annual energy yield under the variable irradiance conditions characteristic of Central European climates. - **4 Independent MPPTs at 50 kW** - Four independent MPPT circuits - each supporting up to 2 strings, for a total of 8 DC strings - allow PV arrays to be designed with mixed azimuths, tilt angles, or shading profiles without cross-degrading string performance. This is a meaningful advantage over competing models that offer only 2 MPPTs in this power class (e.g., certain SMA SHP 50 variants). - **IP66 Rating and -25°C to +60°C Operating Range** - IP66 ingress protection ensures resistance to powerful water jets and dust ingress, while the wide operating temperature range (-25°C to +60°C) enables outdoor installation without an additional enclosure, even under the demanding climatic conditions found across Poland and Central Europe. - **Standard AFCI - Arc-Fault Protection Included** - The built-in Arc Fault Circuit Interrupter (AFCI) detects hazardous DC-side arc faults without any additional hardware. In the commercial 50 kW class, standard AFCI remains uncommon - competing manufacturers frequently offer it as a paid option or omit it entirely. - **FusionSolar Ecosystem - Remote Monitoring and OTA Updates** - Native integration with the FusionSolar platform (via Ethernet or optional Wi-Fi module) delivers string-level granular diagnostics, over-the-air (OTA) firmware updates, and full compliance with EU grid-operator requirements including reactive power control, Q(U), and P(f) response. With over 400 GW of monitored capacity globally, the platform provides long-term software support continuity. ### Cons - **EU Regulatory Risk - Subsidy Exclusion** - In May 2026, the European Commission froze EU funding (EIB, EBRD, and direct grants) for renewable energy projects using Huawei inverters, citing cybersecurity concerns. Huawei has also been excluded from SolarPower Europe. Commercial and industrial projects applying for EU subsidies may face eligibility issues for equipment costs from this vendor, materially increasing investment risk in public tenders and grant applications. - **Active Fan Cooling (49 kg)** - The inverter relies on forced-air (fan-based) cooling rather than passive thermal management. Cooling fans are a wear item requiring inspection approximately every 2-3 years in dusty environments such as manufacturing facilities or agricultural installations. Competing models of comparable power output - for example, the Fronius Symo Advanced 50 - offer passive cooling, eliminating this maintenance requirement entirely. ## About this series Huawei SUN2000-50KTL-ZHM3 is a three-phase grid-tie inverter designed for commercial and industrial installations, where stable operation, easy servicing, and high energy yield under real-world conditions are key. Its main advantage is **four independent MPPTs**, which simplify the design of PV fields with different orientations and tilts and allow better utilization of energy even under partial shading or uneven soiling of modules. In practice, this supports a high **European efficiency**-efficiency closer to daily operating conditions than the maximum yield, translating to a better energy balance over the year. Standard features include advanced safety functions, such as **AFCI** for arc fault detection, and diagnostic assistance. Monitoring can be done via **Ethernet or Wi-Fi** (with the appropriate module), and the installation can be managed within the FusionSolar ecosystem. This is an excellent choice for companies, halls, and rooftop farms that demand reliable communication, remote monitoring, grid compliance, and predictable operation. ## Questions ### What is the efficiency of the Huawei SUN2000-50KTL-ZHM3 inverter and what does it mean for my installation? The SUN2000-50KTL-ZHM3 achieves a maximum efficiency of 98.5%, placing it among the top-performing devices in its commercial class. In practice, this means that nearly all of the energy harvested by the PV array is delivered to the grid. The high weighted European efficiency (EU efficiency) translates into superior annual energy yield under real-world climatic conditions in Poland, where the system frequently operates at partial load. ### What is the purpose of the 4 independent MPPTs in the SUN2000-50KTL-ZHM3 inverter and when does it matter? Each of the 4 independent MPPT trackers manages a separate string group and autonomously seeks the maximum power point. This allows PV strings with different azimuths, tilt angles, or shading levels to be connected to a single inverter without mutually degrading performance. This is a critical advantage in installations on multi-pitch roofs, industrial buildings, or rooftop arrays where shading obstacles are present. ### What is AFCI and does the SUN2000-50KTL-ZHM3 inverter include this feature as standard? AFCI (Arc Fault Circuit Interrupter) is a protection circuit that detects hazardous arc discharges in the DC wiring, which can lead to fire. The SUN2000-50KTL-ZHM3 includes AFCI as a standard feature. Upon arc detection, the device automatically disconnects the affected circuit and generates an alert. In commercial and industrial installations - where DC cable runs can be substantial - the presence of AFCI is an important fire protection measure and is required by some insurance carriers. ### What is the standard warranty on the Huawei SUN2000-50KTL-ZHM3 inverter and can it be extended? The manufacturer's standard warranty on the SUN2000-50KTL-ZHM3 is 5 years. Huawei offers the option to purchase an extended warranty of up to 10 years, which is a popular choice in commercial installations where inverter downtime results in a direct loss of revenue. It is advisable to arrange the extension at the time of purchase, as the terms and pricing are typically more favorable than purchasing a service contract at a later date. ### Will the SUN2000-50KTL-ZHM3 inverter perform reliably in harsh weather conditions and high temperatures? Yes. The inverter operates across a temperature range of -25 °C to +60 °C and carries an IP66 enclosure rating, providing complete protection against dust ingress and powerful water jets. This makes it suitable for both cold Polish winters and hot summers, whether the unit is mounted outdoors or in poorly ventilated technical rooms within production facilities. ### How can the Huawei SUN2000-50KTL-ZHM3 inverter be monitored and are any additional devices required? The SUN2000-50KTL-ZHM3 connects to the FusionSolar platform via Ethernet or, with an optional add-on module, via WiFi. The FusionSolar application provides real-time visibility into energy production, individual MPPT performance, and alarm history, accessible from a smartphone or web browser. Basic monitoring over Ethernet requires no additional data logger, which simplifies configuration and reduces the overall cost of deploying a supervisory system. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/sun2000-50ktl-zhm3-datasheet-4c8baefd420d.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [Huawei SUN2000-50KTL-JPM0](https://comparepv.com/inverter/huawei-sun2000-50ktl-jpm0) | 50 kW | 98.6% | 6 | 71.0 kg | +2 MPPT, 22.0 kg heavier | | [Huawei SUN2000-50KTL-M0](https://comparepv.com/inverter/huawei-sun2000-50ktl-m0) | 50 kW | 98.5% | 6 | 74.0 kg | +2 MPPT, 25.0 kg heavier | | [Solis-50K-HV](https://comparepv.com/inverter/ginlong-solis-solis-50k-hv) | 50 kW | 98.5% | 4 | 61.0 kg | 12.0 kg heavier | | [Growatt MAX 50KTL3 LV](https://comparepv.com/inverter/growatt-max-50ktl3-lv) | 50 kW | 98.4% | | 82.0 kg | 33.0 kg heavier | | [Sungrow SG50CX](https://comparepv.com/inverter/sungrow-sg50cx) | 50 kW | 98.4% | | 62.0 kg | 13.0 kg heavier | | [Solis-50K](https://comparepv.com/inverter/ginlong-solis-solis-50k) | 50 kW | 98.4% | 4 | 63.0 kg | 14.0 kg heavier | | [SOFAR 50000TL](https://comparepv.com/inverter/sofar-solar-sofar-50000tl) | 50 kW | 98.3% | 3 | 68.0 kg | -1 MPPT, 19.0 kg heavier | | [Sungrow SG50CX-P2](https://comparepv.com/inverter/sungrow-sg50cx-p2) | 50 kW | 98.3% | 4 | 41.0 kg | 8.0 kg lighter | --- Source: https://comparepv.com/inverter/huawei-sun2000-50ktl-zhm3