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Growatt MIC 3000TL-X
Growatt

MIC 3000TL-X

3 kW Grid-tie Single-phase
Compare with closest alternative Datasheet PDF
Rated AC (kW)
3.00
Strong · top 24%
Euro eff. (%)
97.1
Typical · median 97.0%
MPPT
1
Typical · median 1
Max DC (V)
550
Typical · median 550 V
Weight (kg)
6.2
Strong · 2.9 kg below median
Warranty (yrs)
5
Typical · median 5 yrs

Growatt MIC series are single-phase grid-tie inverters designed for home and small commercial installations, where fast installation, stable operation, and clear diagnostics are key. What sets them apart is their compact, lightweight design facilitating single-person installation and transformerless topology, which contributes to high efficiency and quiet operation. Depending on the MIC variant, they offer 1 or 2 MPPT - this means better energy harvest control when panels are on different roof pitches, have different orientations, or partial shading occurs. The high European efficiency translates to truly excellent results under typical operating conditions in Poland, not just in ideal lab settings.

A plus is monitoring within the Growatt ecosystem - with options for WiFi or Ethernet communication (via dedicated modules) and monitoring via the app and portal. The MIC series is not hybrid, so it is not designed for direct cooperation with energy storage systems - for that purpose, the manufacturer offers other product lines. You will find network security and anti-islanding features standard, along with optional AFCI, and a full set of conformity certificates and warranty with extension possibilities.

Ranking

164 inverters up to 3 kW
Metric This inverter Median Position in class Rank in class
European efficiency 97.1% 97.0% Typical 32
MPPT trackers 1 1 Typical 43
Max DC input voltage 550 V 550 V Typical 41
Weight per kW 2.1 4.0 Strong · top 6% 8
Warranty 5 yrs 5 yrs Typical 14
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Price offers

2 from shops we track
Shop Country Price Per kW Stock Offer updated
Sklep Soltech Poland 1 569 zł net 523 zł/kW Not stated 21h ago Visit shop
www.ecolodis-solaire.com France 650 € incl. VAT 216.67 €/kW In stock 22h ago Visit shop

Specifications

Open datasheet PDF
Rated AC power 3 kW Continuous output
Max apparent power 3.00 kVA
Phases Single-phase
Nominal AC voltage 230 V 180-280V
Max AC current 14.3 A
Grid frequency 50 Hz Range 45-55Hz / 55-65Hz
Power factor 0.8 leading … 0.8 lagging
Harmonic distortion (THD) 3.0 %
Max DC input power 4.20 kW DC/AC ratio 1.40
Max DC voltage 550 V Caps the string length
MPPT voltage range 50 to 550 V
Start-up voltage 50 V
MPPT trackers 1 1 string each
Max input current per MPPT 13.0 A Must exceed the panel's Imp
Max short-circuit current per MPPT 16.0 A Must exceed the panel's Isc
European efficiency 97.1 % Weighted across part loads
Max efficiency 97.6 % Best single operating point
Dimensions 254 × 274 × 138 mm Height × width × depth
Weight 6.2 kg 2.1 kg per kW
Enclosure IP65
Cooling natural
Operating temperature -25 to 60 °C
Max humidity 100 %
Max altitude 4000 m
Interfaces Wi-FiEthernetDisplay
Protocols RS485USBWi-FiGPRSRFLAN
Protection AFCIDC switchSurge protection
Warranty 5 years Standard manufacturer cover
Certifications CEAS4777AS/NZS 3100CEI 0-21VDE-AR-N 4105VDE 0126-1-1UTE C 15-712-1EN50549IEC 60068IEC 61683IEC 62116IEC 61727INMETROG98C10/C11UNE217001UNE206007PO12.2

Pros and cons

5 positive · 3 caution
What owners get
Exceptionally compact and lightweight design.

With a mass of approximately 6.0-6.2 kg and dimensions of 138×274×254 mm, the MIC TL-X series is among the lightest 1-phase network inverters in the 0.6-3.3 kW range. Installation by a single person without additional equipment is feasible, which reduces labor costs in small residential installations.

Maximum efficiency of up to 97.6%

The non-transformer topology allows for a maximum efficiency of 97.6% (TL-X models 750-3300, according to ENF Solar datasheet). Under typical Polish solar conditions (where diffuse light dominates), an efficiency of around 96.5% translates into a significantly higher annual energy yield compared to older transformer-based systems.

1 or 2 MPPT, depending on the configuration

The availability of two independent MPPT (Maximum Power Point Tracking) controllers in certain models allows for the use of roof sections with different orientations or shading, without significantly reducing the overall performance of the system - a key feature for typical pitched roofs in single-family homes.

Optional AFCI (Arc Fault Circuit Interrupter) module

Optional arc fault circuit interrupter (AFCI) protection allows compliance with the requirements of certain insurers and investors who demand a higher level of safety - a feature that is rare among inverters in the sub-3.3 kW segment.

A strong service network in Poland

Distribution and after-sales service are provided by PVGroup.pl / Growatt.tech, with 7-day availability. This positions Growatt among the leading Chinese manufacturers in terms of after-sales support on the Polish market - a significant advantage when an installer has a large portfolio of inverters.

Trade-offs
Lack of BNEF Tier 1 (bankable) status

Growatt does not appear on the BNEF Tier 1 Power Inverter Manufacturers list (verified in the context of the product: tier_1_bankable: false). For projects requiring non-recourse financing or bank guarantees, this could represent a formal barrier in commercial PPA agreements or projects involving investment funds.

Failure rate exceeding the premium segment

According to data from igrowattinverter.com, newer Growatt models (2018-2025) have a failure rate of 2-5%, while premium brands (SolarEdge, Fronius) maintain a rate of 1-3%. The difference for small residential installations is minimal, but it can be significant for larger fleets.

WiFi/Ethernet communication only through a separate module

Unlike some competitors (such as SolarEdge, which includes a built-in communication module), the MIC series does not have standard network connectivity - it requires the purchase of a separate Wi-Fi dongle or Ethernet adapter, which adds an additional cost of approximately 150-300 zł and introduces another potential point of failure in the installation.

Alternatives

All Growatt inverters
Inverter Power Euro eff. MPPT Weight Difference
Growatt MIC 3000TL-X 3 kW 97.1% 1 6.2 kg You are here
SolarEdge SE3000H (HD‑Wave, single phase) 3 kW 98.3% - 7.8 kg +1.2 pp efficiency, 1.6 kg heavier
Solis-3P3K-4G 3 kW 97.8% 2 17.3 kg +0.7 pp efficiency, +1 MPPT, 11.1 kg heavier
S6-GR3P-3K02-NV-ND 3 kW 97.7% 2 14.7 kg +0.6 pp efficiency, +1 MPPT, 8.5 kg heavier
MOD 3000TL3-X 3 kW 97.5% 2 12.5 kg +0.4 pp efficiency, +1 MPPT, 6.3 kg heavier
MOD 3000TL3-X2 (Pro) 3 kW 97.5% 2 14.6 kg +0.4 pp efficiency, +1 MPPT, 8.4 kg heavier
SOFAR 3.3KTLX-G3 3 kW 97.5% 2 17.0 kg +0.4 pp efficiency, +1 MPPT, 10.8 kg heavier
GW3000-SS 3 kW 97.4% 1 12.0 kg +0.3 pp efficiency, 5.8 kg heavier
Growatt 3000-S 3 kW 97.3% 1 9.1 kg 2.9 kg heavier

About the MIC series

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this model's own.

What power ratings are available in the Growatt MIC series, and what size of installation is this inverter suited for?
The Growatt MIC series covers models ranging from 600 W to 3300 W (0.6 kW, 0.75 kW, 1 kW, 1.5 kW, 2 kW, 2.5 kW, 3 kW, and 3.3 kW). This range is dedicated to small residential installations - typically 2 to 12 PV modules. If you are planning a larger system or have a three-phase grid connection, the MIC series is not the appropriate choice; in that case, consider models from the MIN or MAX product lines.
How many MPPT inputs does the Growatt MIC inverter have, and when is it worth choosing a dual-MPPT variant?
Depending on the model, the MIC series offers either 1 or 2 independent MPPT inputs. A second MPPT is beneficial when modules are mounted on two different roof planes, have different orientations (e.g., south and east), or when part of the array is subject to shading. Each string then operates at its own optimal power point, which measurably increases energy yield under more challenging conditions.
Is the Growatt MIC inverter compatible with a battery energy storage system?
No, the MIC series is a grid-tie-only inverter and does not support direct integration with a battery. Energy generated by the PV modules is either fed directly into the grid or consumed on-site, but it cannot be stored. For installations requiring energy storage, Growatt offers dedicated hybrid inverter lines, such as the SPH or SPA series.
How does monitoring of the Growatt MIC inverter work, and do I need additional hardware?
The MIC inverter does not have a built-in communication module - remote monitoring requires a separately purchased WiFi dongle (Shine WiFi-X) or an Ethernet adapter (Shine Link). Once connected, operational data is available in the Growatt mobile app and on the ShineServer web portal. This allows you to track real-time production, historical performance, and any fault alerts without requiring physical access to the device.
What is the warranty on the Growatt MIC inverter, and can it be extended?
The standard warranty for the Growatt MIC series is 10 years. The manufacturer offers the option to extend coverage for a longer period - full terms and conditions are available at pl.growatt.com or through an authorized distributor. Growatt technical support operates 7 days a week, which is particularly valuable in the event of a PV system failure during peak summer generation season.
Is the Growatt MIC inverter easy to install, and can a single installer handle the job?
Yes, the compact and lightweight design of the MIC series - models typically weigh under 10 kg - was engineered for fast single-person installation. The transformerless topology eliminates a heavy magnetic core, simplifying both transport and wall or enclosure mounting. DC and AC wiring terminals are clearly labeled, and the LED display facilitates initial commissioning as well as ongoing diagnostics.
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