# On-grid inverter TWERD PS300-WT 3kW 3-phase with 1500W turbine input

**URL:** https://aio.lv/en/product--oem-twe-ps300-wt-3kw--11009794
**Data updated:** 2026-06-25 19:50 (EEST)
**Category:** Power Inverters
**Manufacturer:** OEM
**Manufacturer code:** TWE-PS300-WT-3KW
**EAN:** 5904905315410
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3 505.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 2 897.51 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-twe-ps300-wt-3kw--11009794

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Courier delivery to door | 14.07.2026 | 53.99 EUR |

## Summary description

The TWERD PS300-WT is an on-grid inverter designed for 3-phase solar or hybrid systems with a rated output of 3 kW. It accepts a turbine input of 1500 W and converts DC to AC for feeding the grid. Suitable for residential and small commercial installations, it enables efficient energy export, grid synchronization and supports stable power delivery for connected loads.

## Long description

The TWERD PS300-WT is a high-performance 3-phase on-grid inverter engineered to convert direct current from renewable sources into alternating current for grid synchronization. With a rated output of 3 kW and a dedicated 1500 W turbine input, this device is designed to integrate wind or solar energy systems into the local electrical grid efficiently. It ensures stable power delivery and reliable operation for residential and small commercial energy setups.
Advantages
This inverter offers robust conversion efficiency and seamless grid integration, allowing users to maximize the utilization of renewable energy. Its 3-phase architecture provides balanced power distribution, which is essential for modern electrical installations. The dedicated turbine input allows for versatile energy harvesting, making it a flexible solution for hybrid renewable energy projects. The unit is built for durability and consistent performance, ensuring that energy export is managed effectively while maintaining grid compliance.
Suitable for
Residential renewable energy systems
Small commercial grid-tied installations
Hybrid wind and solar power setups
Grid-synchronized energy export
This inverter may not be suitable for off-grid applications that require battery storage or standalone power generation, as it is specifically designed for grid-tied operation. It is also not intended for high-power industrial loads exceeding its 3 kW rated capacity.
Key specifications
Rated output power: 3 kW
Turbine input capacity: 1500 W
Grid connection: 3-phase
System type: On-grid
To use the TWERD PS300-WT, the device must be installed by a qualified electrician in accordance with local grid regulations. The DC inputs from the turbine or solar array are connected to the designated terminals, while the AC output is synchronized with the 3-phase grid connection. Once powered on, the inverter automatically manages the conversion process and monitors grid parameters to ensure safe and efficient energy export.
What to consider before purchase
Verify compatibility with your existing turbine or solar array specifications
Ensure your local grid supports 3-phase inverter connections
Confirm that the installation site meets environmental requirements for the device
Check local regulations regarding grid-tied energy export
For optimal performance and longevity, ensure the inverter is installed in a well-ventilated area protected from direct moisture and extreme temperatures, and perform regular inspections of all electrical connections.

## FAQ

### How much does the On-grid inverter TWERD PS300-WT 3kW cost, and is it available for purchase?

The price is 3,505.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 09.07.2026 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 On-grid inverter TWERD PS300-WT 3kW 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 OEM 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 OEM 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

https://aio.lv/img/cache/product/11009794/65907872_large.webp