--- title: "Growatt SPF 3000TL LVM-ES Off-grid Inverter: Specs & Prices | ComparePV" description: "Growatt SPF 3000TL LVM-ES 3 kW off-grid inverter: 1 shop offer from 649 $. Specs: 1 MPPT, 250 V max DC input, 12.0 kg." source: "https://comparepv.com/inverter/growatt-spf-3000tl-lvm-es" updated: 2026-10-11 --- # Growatt SPF 3000TL LVM-ES ## Identity - **Manufacturer:** Growatt - **Model:** SPF 3000TL LVM-ES - **Series:** SPF 3000TL LVM-ES - **Rated AC power:** 3 kW - **Type:** Off-grid - **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 | | --- | --- | --- | --- | --- | --- | | [signaturesolar.com](https://comparepv.com/go/84248) | United States | 649 $ net | 216.33 $/kW | In stock | Last read 11 Oct 10:00 | ## 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 | - | 97.0% | | | | MPPT trackers | 1 | 1 | Typical | 43 | | Max DC input voltage | 250 V | 550 V | Weak - bottom 11% | 121 | | Weight per kW | 4.0 | 4.0 | Typical | 74 | | Warranty | - | 5 yrs | | | ## Specification ### AC output - **Rated AC power:** 3 kW - **Max apparent power:** 6.00 kVA - **Phases:** Single-phase - **Nominal AC voltage:** 120 V ### PV input - **Max DC input power:** 4.00 kW - **Max DC voltage:** 250 V - **MPPT voltage range:** 120 to 250 V - **MPPT trackers:** 1 ### Efficiency - **Max efficiency:** 90.0 % ### Battery - **Battery port:** Yes - **Battery voltage:** 48VDC - **Max charge current:** 40.0 A - **Backup power:** 3.00 kW - **Grid-forming:** Yes ### Physical - **Dimensions:** 470 × 320 × 135 mm - **Weight:** 12.0 kg - **Enclosure:** IP20 - **Operating temperature:** 0 to 50 °C - **Max humidity:** 95 % - **Installation:** Indoor only ### Connectivity and protection - **Interfaces:** Wi-Fi - **Protocols:** WiFi (optional, via Shine WiFi-F), GPRS (optional, via monitoring dongle) ### Pros - **Two independent MPPT (Maximum Power Point Tracking) systems** - The inverter features two independent MPPT trackers with a range of 120-250 V DC, with a combined PV power acceptance of up to 4000 W (DC/AC ratio of 1.2). This allows for the connection of panels with different orientations or tilt angles without performance loss due to mismatched strings - a significant advantage in installations across multiple roof sections. - **3-in-1 architecture with UPS functionality** - Integrating the sinusoidal inverter, MPPT charge controller, and UPS module into a single enclosure reduces the number of components in the installation and minimizes potential points of failure. The switch to battery power is so quick that most devices (computers, TVs, NAS) do not register any power outages. - **Scalable to 6 units** - The ability to connect up to 6 SPF 3000TL LVM-ES units in parallel allows for system expansion to 18 kW without replacing the inverter - a rare feature in the segment of compact 3 kW off-grid inverters, and particularly valuable when planning phased expansions. - **Native communication using BMS (CAN/RS485)** - Support for BMS protocols via CAN and RS485 interfaces provides full integration with modern energy storage systems (LiFePO4 with active BMS), enabling dynamic management of charging current and protection against overcharging at the communication level - not just through voltage. - **6000 VA surge and power factor of 1.0** - Double peak power (6000 VA at nominal 3000 W) makes it easier to start inductive loads (pumps, compressors, electric tools). At the same time, the output power factor of 1.0 means that 3000 W represents the actual active power, not a nominal value. ### Cons - **IP20 protection class - only for indoor use** - An IP20 rating provides no protection against dust or moisture. In practice, this prevents installation in unheated garages, sheds, technical containers, or outdoors, where comparable Victron Energy (MultiPlus-II, IP21) or Deye (IP65 in outdoor versions) solutions are typically used. - **Peak efficiency of 93% - below premium** - The declared peak efficiency of 93% is solid for the budget segment, however, premium-class competitors achieve 96-97% (Victron MultiPlus-II 3 kVA: 96%, SMA Sunny Island 3.0: 95.5%). In a system operating for 15 years, the difference of 3% in efficiency translates to a significantly lower annual yield. - **Reported firmware instability** - On the DIY Solar Power Forum, instances of random glitches and voltage spikes (exceeding 300 V AC) were reported, which damaged connected devices. The issue was not isolated and indicated a vulnerability in the system software - users recommend regular firmware updates after each new Growatt release. ## About this series Growatt SPF 3000TL LVM-ES is a **single-phase off-grid inverter** designed for locations where energy independence matters - in year-round homes, summer cottages, workshops, or as a backup power source. The equipment combines a sinusoidal inverter, PV charging regulator, and UPS function in one housing, making installation simpler and ensuring virtually undetectable switching to battery power for many devices. A major advantage is the presence of **two independent MPPT channels**, which facilitate optimal operation under partial shading and when PV modules are arranged in different orientations or across multiple roof pitches. High **European efficiency** means fewer losses in real conditions and better annual energy yield. Remote monitoring via WiFi or GPRS modules, along with configuration and operational monitoring tools are available. The series is compatible with energy storage systems, including batteries with BMS communication (CAN/RS485), and the ability to operate in parallel allows for system scaling. Certificates and standard manufacturer warranty conditions are also available. ## Questions ### How many Growatt SPF 3000TL LVM-ES inverters can be connected in parallel, and what total output power can be achieved? The SPF 3000TL LVM-ES series supports parallel operation of up to 6 units, yielding a combined output power of up to 18 kW. This is a practical solution for households with growing energy demands - additional inverters can be added to an existing installation without replacing the entire system. ### Which battery types are compatible with the Growatt SPF 3000TL LVM-ES inverter? The unit supports both conventional lead-acid batteries (AGM and gel) and modern lithium-ion battery packs (LiFePO4) with BMS communication via CAN or RS485 interface. The nominal battery voltage is 48 V, and the maximum charging current reaches 80 A, enabling efficient charging of high-capacity energy storage systems. ### Can the Growatt SPF 3000TL LVM-ES operate without batteries - powered solely by solar panels? Yes, the SPF 3000TL LVM-ES can supply loads directly from the PV generator without requiring battery installation. This is particularly useful in seasonal installations where daytime solar energy is fully sufficient to cover consumption needs, and eliminating batteries reduces the overall system BoS cost. ### How quickly does the SPF 3000TL LVM-ES switch to backup power in the event of a grid outage? Thanks to the built-in UPS function, the transfer time to battery-backed operation is less than 20 ms. In practice, most loads - computers, refrigerators, and LED lighting - will not detect this interruption. This is one of the series' primary advantages in applications where supply continuity is critical, such as workshops or home offices. ### Do the two independent MPPT trackers in the Growatt SPF 3000TL LVM-ES genuinely benefit installations where panels are mounted on different roof faces? Yes. The two independent MPPT regulators allow separate strings - oriented, for example, south and east - to each be optimized independently. This reduces losses caused by partial shading or differing tilt angles and measurably increases total annual energy yield. ### What manufacturer's warranty does the Growatt SPF 3000TL LVM-ES carry, and what does it cover? Growatt provides a standard factory warranty for the SPF 3000TL LVM-ES series; the warranty period begins on the date of installation as confirmed by a commissioning record, but no later than 6 months from the date of shipment from the manufacturer. The exact warranty duration and service terms should be confirmed with an authorized distributor in your region, as conditions may vary by market. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/inverters/SPF-3000TL-LVM-ES-Datasheet-923a4fe5a06f.pdf) ## Alternatives | Inverter | Rated AC | Euro efficiency | MPPT | Weight | Difference | | --- | --- | --- | --- | --- | --- | | [Growatt SPF 3000 ES](https://comparepv.com/inverter/growatt-spf-3000-es) | 3 kW | | 1 | 11.5 kg | Similar on paper | | [Growatt SPF 3000TL HVM-24](https://comparepv.com/inverter/growatt-spf-3000tl-hvm-24) | 3 kW | | | 8.5 kg | 3.5 kg lighter | | [Growatt SPF 3000TL HVM-48](https://comparepv.com/inverter/growatt-spf-3000tl-hvm-48) | 3 kW | | | 8.5 kg | 3.5 kg lighter | | [Growatt SPF 3000TL LVM-24P](https://comparepv.com/inverter/growatt-spf-3000tl-lvm-24p) | 3 kW | | 1 | 11.0 kg | 1.0 kg lighter | | [Growatt SPF 3000TL LVM-48P](https://comparepv.com/inverter/growatt-spf-3000tl-lvm-48p) | 3 kW | | 1 | 11.0 kg | 1.0 kg lighter | | [Easun Power SMP-3KW](https://comparepv.com/inverter/easun-power-smp-3kw) | 3 kW | | | 9.5 kg | 2.5 kg lighter | | [Easun Power ISolar SMK 3K](https://comparepv.com/inverter/easun-power-isolar-smk-3k) | 3 kW | | | 13.0 kg | 1.0 kg heavier | | [Easun Power ISolar MLVZ 3KW-48V](https://comparepv.com/inverter/easun-power-isolar-mlvz-3kw-48v) | 3 kW | | | 11.5 kg | Similar on paper | --- Source: https://comparepv.com/inverter/growatt-spf-3000tl-lvm-es