# Growatt MID 25KTL3-X1 25kW 3-Phase Solar Inverter with 3 MPPT

**URL:** https://aio.lv/en/product--growatt-nv820290--12652867
**Data updated:** 2026-09-08 04:16 (EEST)
**Category:** Power Inverters
**Manufacturer:** Growatt
**Manufacturer code:** NV820290
**EAN:** 9990000820290
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 601.99 €
**Prices and availability valid until:** 2026-11-26 23:59
**Price without VAT (21%):** 1 323.96 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--growatt-nv820290--12652867

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.11.2026 | free |
| Pickup points | 06.11.2026 | 1.99 EUR |
| Courier delivery to door | 06.11.2026 | 4.99 EUR |

## Summary description

Growatt MID 25KTL3-X1 is a high-efficiency 25kW 3-phase solar inverter designed for photovoltaic systems. Featuring 3 independent MPPT trackers, it optimizes energy harvest from multiple solar panel strings. This inverter ensures reliable power conversion for commercial and residential installations, offering advanced grid support and monitoring capabilities.

## Long description

The Growatt MID 25KTL3-X1 25kW 3-Phase Solar Inverter with 3 MPPT is a high-efficiency power conversion solution designed for modern photovoltaic systems. Engineered to meet the demands of both commercial and large residential installations, this device efficiently transforms direct current generated by solar panels into reliable alternating current for the grid. Built with robust protection mechanisms and advanced monitoring tools, it ensures optimal energy harvest and system stability across diverse operating conditions.
Advantages
This solar inverter delivers exceptional performance with a maximum efficiency of up to 98.8 percent, ensuring minimal energy losses during power conversion. The inclusion of three independent Maximum Power Point Trackers allows the system to effectively manage complex roof layouts, partial shading, and multi-orientation solar panel strings. Its transformerless topology combined with smart air cooling contributes to reliable operation and durability in various environments. Furthermore, integrated safety features such as DC reverse polarity protection, AC short-circuit protection, and built-in surge protection safeguard the entire photovoltaic setup against electrical faults.
Suitable for
Commercial rooftop solar installations
Large residential photovoltaic systems
Multi-string solar arrays with different roof orientations
Setups requiring advanced grid support and remote monitoring
When it may not be suitable
This inverter is designed for three-phase electrical systems and is generally not suitable for small single-phase residential setups with lower power requirements. Additionally, installations located in environments exceeding the specified operating temperature limits or maximum operating altitude may require alternative engineering solutions.
Key specifications
Rated AC output power: 25000 W
Max. PV input power: 37500 W
Max. PV input voltage: 1100 V
MPP voltage range: 200 V – 1000 V
Number of independent MPP inputs: 3
Max. efficiency: 98.8%
Degree of protection: IP66
Dimensions: 580 x 435 x 230 mm
Weight: 29.5 kg
How to use
Installation and commissioning must be carried out by a certified professional in accordance with local electrical regulations and manufacturer guidelines. Connect the direct current cables from the solar panels to the designated DC inputs, ensuring proper polarity and secure fastening. Connect the alternating current output terminals to the grid via the appropriate protective devices. Once physical connections are established, configure the device using the integrated OLED and LED display or the companion application via supported interfaces to monitor system performance and energy yield.
What to consider before purchase
Verify that your three-phase electrical grid compatibility matches the inverter output specifications
Ensure your total photovoltaic array capacity does not exceed the recommended maximum input power
Check local regulatory compliance and required certification documents for grid connection
Review warranty conditions regarding professional installation certificates and grounding requirements
Usage recommendations
Regularly inspect the physical condition of the unit and monitor operational data through the application interface to ensure optimal performance. Ensure that the cooling vents remain unobstructed to maintain efficient smart air cooling during periods of peak generation.

## FAQ

### How much does the Growatt MID 25KTL3-X1 25kW 3-Phase Inverter cost, and is it available for purchase?

The price is 1,601.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 03.11.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Growatt MID 25KTL3-X1 25kW 3-Phase Inverter be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Growatt products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Growatt service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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