# Off-grid solar hybrid inverter QOLTEC 1500W model 53863, for battery systems and PV input

**URL:** https://aio.lv/en/product--qoltec-53863--11419564
**Data updated:** 2026-02-14 19:47 (EET)
**Category:** Power Inverters
**Manufacturer:** QOLTEC
**Manufacturer code:** 53863
**EAN:** 5901878538631
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 217.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 179.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-53863--11419564

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Off-grid solar hybrid inverter QOLTEC 1500W model 53863 converts DC from solar panels and batteries to AC for standalone power systems. Designed for off-grid use, it supports PV input and battery charging management, enabling backup power and autonomous operation for homes, cabins or remote sites. Practical for systems needing up to 1500W continuous output and integrated hybrid functionality.

## Long description

The QOLTEC 1500W off-grid solar hybrid inverter model 53863 converts direct current from solar panels and batteries into alternating current suitable for standalone power systems. Designed for off-grid installation, the inverter integrates PV input handling and battery charging management to provide continuous AC output up to 1500 W, supporting autonomous operation and backup power for locations without grid connection. The unit is intended for use in small residential setups, cabins and remote sites where reliable independent power is required.
Advantages
The inverter supports combined PV input and battery sources with integrated charging functions, enabling automatic switching between energy sources and efficient power conversion. Compact and engineered for off-grid environments, it delivers a stable AC output suitable for common household appliances up to the rated power. Built-in safety and management features help protect connected loads and batteries while simplifying system design and operation.
Suitable for
Standalone home power systems and small residential backup
Remote cabins, lodges and off-grid holiday homes
Mobile or temporary installations where mains power is unavailable
Small workshops and field equipment with up to 1500 W load
Key specifications
Continuous AC output power: 1500 W
Input sources: photovoltaic (PV) panels and battery DC
Functionality: hybrid operation with battery charging and PV input management
Output type: AC suitable for common household appliances
Intended installation: off-grid standalone systems
How to use
Install the inverter according to the system plan, connecting the PV array and battery bank to the designated DC inputs and the AC loads to the output terminals. Configure battery charging parameters and priority settings as required for the specific battery chemistry and system behavior. During normal operation the inverter will manage PV input and battery discharge to supply AC loads and automatically switch to battery backup when PV generation is insufficient or unavailable.
Usage recommendations
Fit the inverter within a dry, ventilated location protected from direct weather exposure, and follow manufacturer guidance for cable sizing, fusing and earthing. Match battery type and capacity to expected loads and charging rates, and ensure regular maintenance checks on connections and battery condition to achieve reliable off-grid operation.

## FAQ

### How much does the QOLTEC 1500W Off-grid Solar Hybrid Inverter 53863 cost, and is it available for purchase?

The price is 217.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 86 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 06.07.2026 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 1500W Off-grid Solar Hybrid Inverter 53863 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/11419564/66062263_large.webp