# Qoltec Pure Sine Wave Power Inverter 12V to 230V, 2000W/4000W, UPS Bypass, LCD, USB, USB-C, LiFePO4/GEL/AGM Compatible

**URL:** https://aio.lv/en/product--qoltec-52697--12429028
**Data updated:** 2026-05-13 23:30 (EEST)
**Category:** Power Inverters
**Manufacturer:** QOLTEC
**Manufacturer code:** 52697
**EAN:** 5901878526973
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 262.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 217.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-52697--12429028

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.89 EUR |
| Courier delivery to door | 08.07.2026 | 6.25 EUR |

## Summary description

The Qoltec 2000W/4000W pure sine wave power inverter converts 12V DC to 230V AC, providing stable power for sensitive electronics. Features include UPS bypass functionality, an LCD display, and USB/USB-C ports. It is compatible with LiFePO4, GEL, and AGM batteries, making it an ideal solution for off-grid power, emergency backup systems, and mobile energy needs in vehicles or solar installations.

## Long description

The Qoltec Pure Sine Wave Power Inverter is a high-performance device designed to convert 12V DC battery power into stable 230V AC electricity. With a continuous power output of 2000W and a peak capacity of 4000W, it provides reliable energy for a wide range of sensitive electronic devices. The unit features an integrated UPS bypass function, ensuring seamless power transition during outages, and includes an informative LCD display for real-time monitoring. Equipped with both USB and USB-C ports, it offers versatile charging options for modern mobile devices, while its advanced compatibility with LiFePO4, GEL, and AGM batteries makes it a flexible choice for various energy storage setups.
Advantages
This inverter stands out due to its pure sine wave output, which mimics the quality of grid electricity, preventing damage to delicate electronics such as laptops, medical equipment, or audio systems. The inclusion of a UPS bypass mode allows the device to function as an emergency power supply, automatically switching to battery power when the main grid fails. The robust construction supports multiple battery chemistries, allowing users to optimize their off-grid or mobile power systems. Furthermore, the built-in LCD screen provides clear visibility of operating parameters, while the dedicated USB and USB-C ports eliminate the need for additional adapters when charging smartphones or tablets.
Suitable for
Off-grid solar power installations
Emergency backup power systems for homes
Powering sensitive electronics in recreational vehicles and campers
Mobile workstations requiring stable AC power
Charging modern mobile devices via USB and USB-C
When it may not be suitable
This inverter is not designed for high-load industrial machinery that exceeds its 2000W continuous power rating. Additionally, it is intended for use with 12V battery systems and cannot be connected directly to 24V or 48V battery banks without appropriate voltage conversion equipment.
Key specifications
Input voltage: 12V DC
Output voltage: 230V AC
Continuous power: 2000W
Peak power: 4000W
Waveform: Pure sine wave
Battery compatibility: LiFePO4, GEL, AGM
Connectivity: USB, USB-C, AC outlets
Features: UPS bypass, LCD display
How to use
To operate the inverter, connect the input terminals securely to a compatible 12V battery bank, ensuring correct polarity. Once connected, switch the device on and monitor the LCD display to verify the input voltage and system status. Plug your 230V appliances into the AC outlets on the front panel. If using the UPS bypass function, connect the device to a standard wall outlet to allow the inverter to monitor grid power and switch automatically during a blackout. Always ensure the total power consumption of connected devices remains within the 2000W continuous limit.
What to consider before purchase
Verify that your battery bank is 12V and capable of handling the required discharge current.
Ensure the total wattage of your appliances does not exceed 2000W.
Check the cable thickness to ensure it is sufficient for the high current draw at 2000W.
Confirm that the installation area is well-ventilated to prevent overheating.
Usage recommendations: For optimal performance and safety, always install the inverter in a dry, dust-free environment with adequate airflow. Periodically inspect battery connections for tightness and corrosion to maintain efficient power transfer.

## FAQ

### How much does the Qoltec Pure Sine Wave Power Inverter 12V 2000W/4000W cost, and is it available for purchase?

The price is 262.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 44 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 03.07.2026 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. All transactions are 100% secure and encrypted.

### Can Qoltec Pure Sine Wave Power Inverter 12V 2000W/4000W 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 QOLTEC 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 QOLTEC 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/12429028/68729187_large.webp