--- title: "Growatt MIN 4600TL-X2 (Pro) Grid-tie Inverter: Specs & Datasheet | ComparePV" description: "Growatt MIN 4600TL-X2 (Pro) 4.6 kW grid-tie inverter. Specs: 97.5% European efficiency, 2 MPPT, 550 V max DC input, 10.8 kg." source: "https://comparepv.com/inverter/growatt-min-4600tl-x2-pro" updated: 2026-01-16 --- # Growatt MIN 4600TL-X2 (Pro) ## Identity - **Manufacturer:** Growatt - **Model:** MIN 4600TL-X2 (Pro) - **Series:** MIN TL-X2 (Pro) - **Rated AC power:** 4.6 kW - **Type:** Grid-tie - **Phases:** Single-phase ## How it compares Compared against 362 inverters from 3 to 6 kW. Ranks are within that class. | Measure | This inverter | Class median | Standing | Rank in class | | --- | --- | --- | --- | --- | | European efficiency | 97.5% | 97.2% | Typical | 50 | | MPPT trackers | 2 | 2 | Typical | 13 | | Max DC input voltage | 550 V | 600 V | Typical | 197 | | Weight per kW | 2.3 | 3.3 | Strong - top 23% | 78 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 4.6 kW - **Max apparent power:** 4.60 kVA - **Phases:** Single-phase - **Nominal AC voltage:** 230 V - **Max AC current:** 20.9 A - **Power factor:** 0.8 leading … 0.8 lagging - **Harmonic distortion (THD):** 3.0 % ### PV input - **Max DC input power:** 6.90 kW - **Max DC voltage:** 550 V - **MPPT voltage range:** 40 to 550 V - **Start-up voltage:** 50 V - **MPPT trackers:** 2 - **Max input current per MPPT:** 18.0 A - **Max short-circuit current per MPPT:** 24.0 A ### Efficiency - **European efficiency:** 97.5 % - **Max efficiency:** 98.4 % ### Physical - **Dimensions:** 350 × 375 × 158 mm - **Weight:** 10.8 kg - **Enclosure:** IP66 - **Cooling:** natural - **Operating temperature:** -30 to 60 °C - **Max humidity:** 100 % - **Max altitude:** 4000 m ### Connectivity and protection - **Interfaces:** Wi-Fi, Display - **Protocols:** RS485, USB, WiFi (optional), GPRS (optional), RF (optional), LAN (optional) - **Protection:** Surge protection ### Warranty and certificates - **Certifications:** CE, UKCA, CEI 0-21, VDE-AR-N 4105, VDE 0126-1-1, VFR 2019, EN 50549-1, IEC 62116, IEC 61727, G99, C10/C11, UNE 217001, UNE 206007, PO12.2, IEEE 1547, UL 1741 ### Pros - **Maximum efficiency of 98.4% with two MPPT controllers** - The MIN 5000TL-X2 inverter achieves a maximum efficiency of 98.4% and an MPPT tracking efficiency of 99.5% under stable conditions (manufacturer data / igrowattinverter.com). Two independent MPPT systems with a voltage range of 80-500 V allow for the use of arrays with different orientations or levels of shading without interference, which translates to a significantly higher energy yield in the typical Polish solar conditions. - **AFCI + DC SPD Type II in Pro version** - The Pro version includes AC/DC class II surge protection (SPD Type II) and optional arc fault detection (AFCI) that complies with safety regulations. Most competing inverters in this price range (e.g., Solis RHI, Huawei SUN2000-L1) do not offer AFCI as standard equipment - it is available as an option without the need to purchase an additional module. - **Monitoring of ShinePhone and ShineServer** - The inverter communicates via WiFi (ShineWiFi-X module), LAN, or RS485, and data is available in the ShinePhone app and on the server.growatt.com platform. Data logging covers up to 25 years of production history, which facilitates analysis of yield and remote troubleshooting without the need for a service visit. - **Battery Ready - ready for energy storage** - The series is designed for future integration with a battery storage system (e.g., Growatt GBLI6001 or ARK) without replacing the inverter - simply add a hybrid module or switch to the XH model. This is a key feature for installers working in a forward-thinking model, where the client plans to add a battery after 2-3 years of operation. - **NC RfG certificate + compliance with OSD PL requirements** - Devices distributed in Poland have the NC RfG certificate required by Polish distribution network operators (DNOs), which eliminates the risk of connection problems - a significant concern given the increasing number of rejections due to formal reasons (data: pvgroup.pl - an authorized Growatt distributor in Poland). ### Cons - **Not a Tier 1 Bankable BNEF status** - Growatt does not appear on the BNEF Tier 1 Bankable Inverter Manufacturers list (verified: tier\_1\_bankable: false based on manufacturer data). This means that in projects financed by independent commercial banks, the inverter may be questioned during due diligence - in practice, this limits the use of the series for residential and small commercial & industrial installations where external financing is not required. - **Standard warranty: 5 years (10 years available for an additional fee)** - The standard warranty is 5 years, with the option to extend it to 10 years at no additional cost. However, SMA (Sunny Boy) and Fronius (Primo) offer either 5+5 years or 10 years as standard, without any extra charges, while Huawei SUN2000-L1 offers 10 years at the standard price. For installations with an expected lifespan of 20-25 years, the absence of a long standard warranty represents a significant cost risk. ## About this series Growatt MIN TL-X2 (Pro) are single-phase grid-tie inverters designed for modern home installations, where high energy production, safety, and user-friendly operation are key. Their key feature is **two independent MPPTs**, which simplify working with panel strings of different orientations or under partial shading conditions - this ensures more stable yields throughout the day. In practice, high **European efficiency** also helps, as it means lower losses in typical operating conditions found in Poland. In the Pro version, the manufacturer focuses on **DC safety**, among other things, thanks to built-in II-type overvoltage protection and the option to use the arc detection function (AFCI) depending on the configuration. A plus is also **monitoring and communication** - the inverter works with data loggers (WiFi, LAN, and other options), and production monitoring is available in the app and on the online platform. The series is described as **battery ready**, which facilitates preparing the installation for future expansion with energy storage. ## Questions ### What is the warranty on the Growatt MIN TL-X2 (Pro) inverter? The standard warranty on the Growatt MIN TL-X2 (Pro) inverter is 10 years. The manufacturer offers an extension to 15 years, which is worth considering given that Growatt is not classified as a Tier 1 manufacturer. Growatt maintains an official presence in Poland with a service hotline available 7 days a week, and warranty replacements are typically processed within approximately 5 business days. ### Is the Growatt MIN TL-X2 (Pro) inverter suitable for a roof with two faces of different orientations? Yes, the MIN TL-X2 (Pro) series is particularly well suited for dual-pitch roofs. Two independent MPPT inputs allow separate string connections from south-facing and east- or west-facing roof faces. Each input tracks the maximum power point independently, so shading or different irradiance levels on one face do not reduce output from the other. MPPT tracking accuracy exceeds 99.9%. ### What does it mean that the Growatt MIN TL-X2 (Pro) is Battery Ready, and can a battery storage system be connected to it? The Battery Ready designation indicates that the inverter is technically prepared for future integration with an energy storage system. However, it does not support batteries on its own - doing so requires either upgrading to a hybrid model from the MIN TL-XH series or deploying an external AC-coupled storage system. The Battery Ready label signals that the installation is designed for expansion without the need to replace the entire mounting structure and cabling. ### Does the Growatt MIN TL-X2 Pro inverter feature AFCI arc fault protection, and why does it matter? The Pro version of the MIN TL-X2 series offers Arc Fault Circuit Interruption (AFCI) detection capability, depending on the model configuration. DC arc faults in PV installations are one of the leading causes of rooftop fires. In addition to AFCI, the inverter includes standard Type II DC surge protection and insulation resistance monitoring. This protection package is significantly more comprehensive than that found in the entry-level MIN TL-X series models. ### How can the operation of the Growatt MIN TL-X2 (Pro) inverter be monitored in real time? The inverter is compatible with Growatt data loggers supporting both Wi-Fi and LAN connectivity. Production data is accessible via the ShinePhone app (iOS and Android) and the ShineServer web platform. Production history is stored for up to 25 years. The data logger is either purchased separately or included as part of a bundle - it is advisable to confirm with the installer which option is included in the quoted system. ### What is the difference between the Growatt MIN TL-X2 Pro and the standard MIN TL-X2? The Pro version expands DC-side protection: it adds the option of AFCI arc fault detection and enhanced surge protection. Electrical parameters - including maximum efficiency of 98.4%, European efficiency of 97.8%, and an MPPT voltage range of 80-500 V - are identical across both versions. In practice, the Pro is selected when insurance requirements or local building codes mandate the use of arc fault protection. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/min-4200-6000tl-x2-pro-datasheet-en-202509-1b1782e99b65.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [GoodWe GW4600-SS](https://comparepv.com/inverter/goodwe-gw4600-ss) | 4.6 kW | 97.4% | 1 | 18.0 kg | -1 MPPT, 7.2 kg heavier | | [Growatt MIN 4600TL-X](https://comparepv.com/inverter/growatt-min-4600tl-x) | 4.6 kW | 97.1% | 2 | 10.8 kg | -0.4 pp efficiency | | [Fronius Primo 5.0-1 AUS](https://comparepv.com/inverter/fronius-international-fronius-primo-5-0-1-aus) | 4.6 kW | 97.1% | 2 | 21.5 kg | -0.4 pp efficiency, 10.7 kg heavier | | [Ginlong Solis S6-GR1P4.6K](https://comparepv.com/inverter/ginlong-solis-s6-gr1p4-6k) | 4.6 kW | 97.1% | 2 | 12.0 kg | -0.4 pp efficiency, 1.2 kg heavier | | [Ginlong Solis S6-GR1P4.6K-S](https://comparepv.com/inverter/ginlong-solis-s6-gr1p4-6k-s) | 4.6 kW | 97.1% | 2 | 9.0 kg | -0.4 pp efficiency, 1.8 kg lighter | | [Fronius Primo 4.6-1](https://comparepv.com/inverter/fronius-international-fronius-primo-4-6-1) | 4.6 kW | 97.0% | 2 | 21.5 kg | -0.5 pp efficiency, 10.7 kg heavier | | [SOFAR 4.6KTLM-G3](https://comparepv.com/inverter/sofar-solar-sofar-4-6ktlm-g3) | 4.6 kW | | 2 | | Similar on paper | | [Huawei SUN2000-4.95KTL-NHL2](https://comparepv.com/inverter/huawei-sun2000-4-95ktl-nhl2) | 4.95 kW | | 2 | 11.6 kg | +0.4 kW | --- Source: https://comparepv.com/inverter/growatt-min-4600tl-x2-pro