--- title: "Huawei SUN2000-3K-LB0 Hybrid Inverter: Specs & Prices | ComparePV" description: "Huawei SUN2000-3K-LB0 3 kW hybrid inverter: 4 shop offers from 678.95 €. Specs: 96.6% European efficiency, 2 MPPT, 600 V max DC input, 15.0 kg." source: "https://comparepv.com/inverter/huawei-sun2000-3k-lb0" updated: 2026-10-10 --- # Huawei SUN2000-3K-LB0 ## Identity - **Manufacturer:** Huawei - **Model:** SUN2000-3K-LB0 - **Series:** SUN2000-LB0 - **Rated AC power:** 3 kW - **Type:** Hybrid - **Phases:** Single-phase - **Battery port:** yes ## 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.solar-outlet.nl](https://comparepv.com/go/111632) | Netherlands | 678.95 € incl. VAT | 226.32 €/kW | In stock | Last read 10 Oct 00:15 | | [www.teknosolar.com](https://comparepv.com/go/96009) | Spain | 715 € incl. VAT | 238.33 €/kW | In stock | Last read 10 Oct 01:23 | | [www.solaris-store.com](https://comparepv.com/go/24481) | France | 719 € incl. VAT | 239.67 €/kW | Not stated | Last read 10 Oct 03:07 | | [mon-shopping-solaire.fr](https://comparepv.com/go/23263) | France | 799.93 € incl. VAT | 266.64 €/kW | In stock | Last read 10 Oct 03:49 | ## How it compares Compared against 164 inverters up to 3 kW. Ranks are within that class. | Measure | This inverter | Class median | Standing | Rank in class | | --- | --- | --- | --- | --- | | European efficiency | 96.6% | 97.0% | Typical | 80 | | MPPT trackers | 2 | 1 | Strong - top 18% | 1 | | Max DC input voltage | 600 V | 550 V | Strong - top 19% | 13 | | Weight per kW | 5.0 | 4.0 | Typical | 106 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 3 kW - **Max AC power:** 3.30 kW - **Max apparent power:** 3.30 kVA - **Phases:** Single-phase - **Nominal AC voltage:** 230 V - **Max AC current:** 15.0 A - **Grid frequency:** 50 Hz - **Power factor:** 0.8 leading ... 0.8 lagging - **Harmonic distortion (THD):** 3.0 % ### PV input - **Max DC input power:** 4.50 kW - **Max DC voltage:** 600 V - **MPPT voltage range:** 40 to 560 V - **Start-up voltage:** 50 V - **MPPT trackers:** 2 - **Max input current per MPPT:** 16.0 A - **Max short-circuit current per MPPT:** 20.0 A ### Efficiency - **European efficiency:** 96.6 % - **Max efficiency:** 97.8 % ### Battery - **Battery port:** Yes - **Battery voltage:** 350–560 Vdc - **Max charge current:** 16.5 A - **Max discharge current:** 16.5 A ### Physical - **Dimensions:** 425 × 376 × 150 mm - **Weight:** 15.0 kg - **Enclosure:** IP66 - **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 (built-in), Ethernet (via Smart Dongle-WLAN FE, optional), 4G/3G/2G (via Smart Dongle-4G, optional), FusionSolar App, EMMA - **Protection:** AFCI, Surge protection ### Warranty and certificates - **Certifications:** EN/IEC 62109-1, EN/IEC 62109-2, G98, G99, G100, EN 50549-1, CEI 0-21, VDE-AR-N-4105, C10/11, P140, UTE C15-712, TOR Erzeuger, IEC 61727, IEC 62116 ### Pros - **European Efficiency of 96.6-97.2%** - Depending on the variant (3K-6K), the weighted European efficiency ranges from 96.6% (3K) to 97.2% (6K) per official Huawei data. This is comparable to the top performers among single-phase hybrid inverters - the SMA Sunny Boy Smart Energy achieves ~96.5% - placing the LB0 series above the segment median under typical Polish irradiance conditions. - **Two Independent MPPTs, 40-560 V Input Range** - The wide MPPT input range (40-560 V, Vmax 600 V) allows longer strings with fewer modules and enables flexible system design for roof surfaces with different orientations or partial shading, without propagating losses across an entire string. - **AFCI with \<0.5 s Response Time + IP66** - The integrated DC arc-fault circuit interrupter (AFCI) trips in under 0.5 seconds, exceeding the minimum requirements of IEC 63027. The IP66-rated enclosure supports outdoor installation without additional protective housing, reducing overall BoS costs. - **Battery-Ready Architecture with LUNA2000 up to 30 kWh** - The inverter operates without a battery storage unit and wirelessly integrates with the modular LUNA2000 (LFP, 5-30 kWh via cascading two towers). System expansion requires neither an inverter replacement nor additional power converters, lowering the CAPEX of a phased installation. - **Fanless Cooling + 10-Year Base Warranty** - Natural convection eliminates all moving parts - no fan means reduced mechanical failure risk and silent operation, which is particularly relevant for installations adjacent to living spaces. The standard manufacturer warranty is 10 years, extendable to 20 years, while Fronius provides only 5 years as a baseline. ### Cons - **Closed Battery Ecosystem** - The inverter is compatible exclusively with the Huawei LUNA2000 battery - there is no certified interoperability at the full-integration level via CAN/RS485 with third-party batteries (BYD HVS, Pylontech Force H2, Solta, etc.). Installers or customers preferring open ecosystems (e.g., SolarEdge Energy Bank, Victron) would need to switch to a different inverter platform. - **AC Power Ceiling: 6 kW** - The series covers only single-phase variants up to 6 kW AC. Prosumer installations exceeding this threshold - or those requiring three-phase output - must either cascade multiple units or migrate to a different series (SUN2000-xKTL-L1), which adds system complexity and may increase overall project costs. ## About this series Huawei SUN2000-LB0 series are single-phase hybrid inverters **(grid-tie with battery option)**, designed for modern consumer installations and small commercial properties. What sets them apart is the battery-ready approach - you can operate the system without batteries initially, and later easily expand it with Huawei LUNA2000 energy storage systems, increasing self-consumption and operational flexibility. For roofs with different connections or partial shading, two independent MPPTs are crucial. They allow separate optimization for two strings, simplifying the design for different module orientations and minimizing energy losses when conditions on the strings are uneven. In practice, high **European efficiency** means better energy production under typical climatic conditions in Poland, not just in a “laboratory” peak. Additionally, **FusionSolar remote monitoring** with convenient access and diagnostics is available, and communication can be set up via Wi-Fi or expanded to Ethernet through a dongle. The series also offers advanced safety features (including AFCI arc detection), a complete set of required certificates for the EU markets, and solid warranty conditions depending on the distributor. ## Questions ### What power ratings are available in the Huawei SUN2000-LB0 series and which model should I choose for a residential installation? The SUN2000-LB0 series covers single-phase models rated at 3, 3.68, 4, 4.6, 5, and 6 kW. For a typical single-family home with a 6-10 kWp PV system, the 5K or 6K model is the most common choice. If you plan to add a LUNA2000 battery storage system in the future, it is advisable to select an inverter with some power headroom from the outset to avoid limiting battery charging capacity. ### Does the Huawei SUN2000-LB0 inverter operate without a battery storage system, and can storage be added later? Yes, the SUN2000-LB0 series is designed around a battery-ready concept. The inverter operates fully as a grid-tie unit without a battery from day one. The Huawei LUNA2000 storage system (ranging from 5 to 30 kWh) can be connected at any point in time without replacing the inverter. Expanding the system requires only connecting the battery modules and updating the settings in the FusionSolar app. ### What is the benefit of having 2 independent MPPT inputs in the Huawei SUN2000-LB0 on a roof with multiple orientations? Two independent MPPT channels allow separate strings to be connected - for example, one string on a south-facing roof section and another on an east- or west-facing section. Each channel independently tracks its own maximum power point, so shading or a different orientation affecting one string does not reduce the yield of the other. The MPPT voltage range is 40-560 V, providing significant design flexibility when configuring strings with popular 400-500 Wp modules. ### What is the efficiency of the Huawei SUN2000-LB0 inverter, and does it matter in the Polish climate? The SUN2000-LB0 series achieves a weighted European efficiency (ηEU) of 97.3-97.7%. European efficiency is calculated taking partial-load conditions into account - conditions that are typical in Poland given overcast skies and short winter days. In practice, this translates to higher annual energy yield than the peak efficiency figures published in budget competitor datasheets would suggest. ### What warranty does the Huawei SUN2000-LB0 inverter carry, and is the manufacturer reliable? Huawei provides a standard 10-year warranty on the SUN2000-LB0 series inverters, and many distributors offer warranty extension options. Huawei is a Tier 1 manufacturer with a global service network, which in practice means spare parts availability and technical support are assured. Before purchasing, it is worth reviewing the specific warranty terms offered by the distributor, as the details of the claims and service process may vary. ### How do I monitor the Huawei SUN2000-LB0 inverter and is any additional hardware required? The SUN2000-LB0 inverter has a built-in Wi-Fi module and connects free of charge to the FusionSolar platform, accessible via a mobile app and a web browser. Real-time visibility of PV production, consumption, and battery state of charge is provided out of the box. If the Wi-Fi signal does not reach the installation location, communication can be extended by adding an Ethernet dongle, which is available as a separately purchased accessory. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/sun2000-3-6k-lb0-datasheet-dd7e1d985a85.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [SolarEdge SE3000H](https://comparepv.com/inverter/solaredge-se3000h) | 3 kW | 98.8% | | 12.0 kg | +2.2 pp efficiency, 3.0 kg lighter | | [Growatt MOD 3000TL3-HU](https://comparepv.com/inverter/growatt-mod-3000tl3-hu) | 3 kW | 97.8% | 2 | 19.0 kg | +1.2 pp efficiency, 4.0 kg heavier | | [Growatt SPM 3000TL-HU](https://comparepv.com/inverter/growatt-spm-3000tl-hu) | 3 kW | 97.6% | 2 | 26.0 kg | +1.0 pp efficiency, 11.0 kg heavier | | [Huawei SUN2000L-3KTL](https://comparepv.com/inverter/huawei-sun2000l-3ktl) | 3 kW | 97.6% | 2 | 10.6 kg | +1.0 pp efficiency, 4.4 kg lighter | | [Growatt MOD 3000TL3-XH](https://comparepv.com/inverter/growatt-mod-3000tl3-xh) | 3 kW | 97.5% | 2 | 12.5 kg | +0.9 pp efficiency, 2.5 kg lighter | | [Huawei SUN2000-3KTL-L1](https://comparepv.com/inverter/huawei-sun2000-3ktl-l1) | 3 kW | 97.3% | 2 | 12.0 kg | +0.7 pp efficiency, 3.0 kg lighter | | [Growatt MIN 3000TL-XH](https://comparepv.com/inverter/growatt-min-3000tl-xh) | 3 kW | 97.1% | 2 | 10.8 kg | +0.5 pp efficiency, 4.2 kg lighter | | [Growatt MIN 3000TL-XA](https://comparepv.com/inverter/growatt-min-3000tl-xa) | 3 kW | 97.1% | | 10.8 kg | +0.5 pp efficiency, 4.2 kg lighter | --- Source: https://comparepv.com/inverter/huawei-sun2000-3k-lb0