# Battery charger QOLTEC 52514 — 12V/24V, 25A, for AGM/GEL/SLA batteries with LCD display

**URL:** https://aio.lv/en/product--qoltec-52514--11658681
**Data updated:** 2026-02-08 20:41 (EET)
**Category:** Battery chargers
**Manufacturer:** QOLTEC
**Manufacturer code:** 52514
**EAN:** 5901878525143
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 42.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 35.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-52514--11658681

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

QOLTEC 52514 is a battery charger designed for 12V and 24V AGM, GEL and SLA batteries. It delivers up to 25A charging current and features an LCD for status and parameters. Suitable for vehicle, marine, and stationary lead‑acid battery maintenance and charging. Provides selectable voltage modes and clear monitoring for reliable charging and battery upkeep.

## Long description

QOLTEC 52514 is a battery charger for 12V and 24V lead‑acid batteries, delivering up to 25A of charging current. Compatible with AGM, GEL and SLA battery types, it includes an LCD display that shows charging status and parameters. The charger provides selectable voltage modes and monitoring features designed for vehicle, marine and stationary battery maintenance and charging.
Advantages
The charger supports both 12V and 24V systems and provides a high‑current output of up to 25A for faster recharge of suitable batteries. Compatibility with AGM, GEL and SLA chemistries ensures correct charging profiles for common lead‑acid battery types. An integrated LCD display presents real‑time information about voltage, current and operating mode, simplifying monitoring and adjustment. Selectable voltage modes and protective design reduce the risk of overcharging and support long‑term battery upkeep.
Suitable for
 Charging and maintaining 12V and 24V vehicle batteries (cars, vans, trucks)
 Marine battery charging and maintenance on boats and yachts
 Stationary lead‑acid battery systems in workshops, garages and backup power setups
 Reconditioning or topping up AGM, GEL and SLA batteries used in mobility devices and small machinery
Key specifications
 Output voltage: selectable 12V / 24V
 Maximum charging current: 25 A
 Battery types supported: AGM, GEL, SLA (lead‑acid)
 Display: LCD for status and parameter readout
 Modes: selectable charging/voltage modes for appropriate battery profiles
 Application: vehicle, marine and stationary battery charging and maintenance
How to use
Connect the charger to the correct battery polarity and select the appropriate voltage mode (12V or 24V) according to the battery system in use. Choose the charging profile compatible with AGM, GEL or SLA chemistry via the charger controls. Monitor the LCD to observe voltage, current and charging progress. Allow the charger to complete its automatic charge cycle or stop charging manually when the LCD indicates a fully charged state. Follow standard safety precautions: ensure a well‑ventilated area and secure connections before switching the unit on.
Usage recommendations
Use the 25A charging mode for batteries rated to accept higher charge currents; for smaller batteries or long‑term maintenance, select a lower current or float/maintain mode if available. Regularly inspect battery terminals and charger connections for corrosion or looseness. Avoid leaving the charger connected unattended for extended periods unless the device specifies a maintenance/float mode designed for continuous connection.

## FAQ

### How much does the QOLTEC 52514 battery charger 12V/24V 25A cost, and is it available for purchase?

The price is 42.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 226 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 25.06.2026 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. All transactions are 100% secure and encrypted.

### 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/11658681/66943436_large.webp