# Battery Charger HiSmart NV822744 — Fully Automatic 12V 25A / 24V 15A

**URL:** https://aio.lv/en/product--hismart-nv822744--11636657
**Data updated:** 2025-12-05 10:33 (EET)
**Category:** UPS Batteries
**Manufacturer:** HiSmart
**Manufacturer code:** NV822744
**EAN:** 9990000822744
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 69.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 57.84 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hismart-nv822744--11636657

## 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 | 4.99 EUR |

## Summary description

Fully automatic battery charger HiSmart NV822744 supports 12V at 25A and 24V at 15A charging currents. Designed for charging and maintaining lead-acid batteries used in UPS systems and similar applications, it provides automatic charge control, multi-stage charging and protection against overcharge and reverse polarity. Suitable for professional and home use where reliable battery maintenance is required.

## Long description

Fully Automatic Lead Acid/LiFePO4 Battery Charger 12V/25A, 24V/15A is a smart, automated charger for 12V and 24V lead-acid and LiFePO4 batteries. It is designed for charging and maintaining batteries in cars, motorcycles, scooters, tricycles, ATVs and other vehicles. The charger automatically detects battery condition and selects the correct charging mode, includes a pulse recovery function for revitalizing lead-acid batteries and an auxiliary start mode for deeply discharged 12V batteries. The aluminum housing provides effective cooling and the unit includes clamps and cable holders for convenient portable use.
Advantages
The device offers fully automatic operation with a smart charging algorithm that adapts current and voltage to battery condition, temperature compensation, and battery diagnostics. It supports multiple battery chemistries (STD, AGM, GEL, EFB, LiFePO4), includes a pulse Repair mode to reduce sulfation, and a Low Voltage Start mode for temporary engine starts. Built-in protections against reverse polarity, short circuit, overload and overheating protect both charger and battery, while LED indication and memory function simplify operation.
Key specifications
 Input voltage: 100–220V AC, 50/60Hz
 Input current: 1.92A @240V AC
 Output voltage: 13.8–29.6V DC
 Charging current (Imax): 25A (12V mode) / 15A (24V mode)
 Supported battery types: Lead-acid (STD, AGM, GEL, EFB), LiFePO4
 Standard car charging voltages: 14.4–14.9V (12V), 29.2–30V (24V)
 AGM/LiFePO4 charging voltage: 14.6V (12V), 29.2V (24V)
 Repair (pulse) voltage: 14.6V (12V), 29.2V (24V)
 Low Voltage Start (12V only): Imax 20A, max ~200 s
 Maximum single charging duration: 15–16 hours
 Display: LED
 Operating temperature: -10°C to +45°C
 Dimensions: 216 × 192 × 125 mm
 Weight: ~1.8 kg
 Housing: Aluminum; Color: Yellow/Black
 Warranty: 24 months
How to use
Connect the clamps to the battery terminals with the charger powered off (observe polarity), place the unit on a stable surface and plug into AC mains. Turn on the charger: it will automatically detect battery voltage, chemistry and ambient temperature, then select the appropriate charging program. For a deeply discharged 12V battery you may use the Low Voltage Start mode to provide a short-term start assist. The charger manages current and voltage during the cycle and stops charging or switches to maintenance when the battery is fully charged.
Recommendations
Always check battery polarity before connecting and ensure good clamp contact. Use in well-ventilated areas and avoid exposure to moisture. Do not use Repair mode for lithium batteries. For long-term storage leave the charger in float/maintenance mode if supported by the selected program, and follow battery manufacturer recommendations for charging parameters.

## FAQ

### How much does the Battery Charger HiSmart NV822744 12V/24V cost, and is it available for purchase?

The price is 69.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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. 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 HiSmart 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 HiSmart 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/11636657/66870939_large.webp