# LiFePO4 battery QOLTEC 53700 12.8V 9Ah — rechargeable lithium iron phosphate battery for backup and portable power

**URL:** https://aio.lv/en/product--qoltec-53700--10540061
**Data updated:** 2026-02-12 21:59 (EET)
**Category:** UPS Batteries
**Manufacturer:** QOLTEC
**Manufacturer code:** 53700
**EAN:** 5901878537009
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 28.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-53700--10540061

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

LiFePO4 battery QOLTEC 53700 with nominal voltage 12.8V and capacity 9Ah is a rechargeable lithium iron phosphate cell suited for backup power, UPS systems, and portable energy storage. It offers stable voltage, long cycle life and safer chemistry compared with lead-acid batteries. Use for reliable backup, small solar setups, or mobile power where compact, lightweight rechargeable battery is needed.

## Long description

The LiFePO4 battery QOLTEC 53700 12.8V 9Ah is a rechargeable lithium iron phosphate energy storage unit designed for compact backup and portable power applications. With a nominal voltage of 12.8V and usable capacity of 9Ah, this battery provides a stable output suitable for small UPS units, portable power packs and lightweight off-grid systems. The LiFePO4 chemistry ensures a longer cycle life and greater thermal and chemical stability compared with traditional lead-acid cells, while keeping the physical size and weight appropriate for mobile or space-constrained installations.
Advantages
The battery delivers consistent voltage under load and supports a high number of charge/discharge cycles, reducing the need for frequent replacements. Its lithium iron phosphate chemistry is inherently more stable and less prone to thermal runaway than other lithium formulations, which improves operational safety for indoor and portable use. Lower self-discharge and higher energy density compared with comparable lead-acid units result in longer standby times and a smaller footprint for equivalent stored energy.
Suitable for
Backup power for small UPS systems and network equipment
Portable power packs for field equipment and camping
Small off-grid solar storage and energy buffering
Replacement of lead-acid batteries in compact installations
Key specifications
Nominal voltage: 12.8 V
Rated capacity: 9 Ah
Battery chemistry: Lithium iron phosphate (LiFePO4)
Rechargeable: yes
Suitable for cyclic and standby use
Compact, lightweight form factor for portable applications
How to use
Install the battery according to the device or system manufacturer instructions, observing correct polarity and secure mounting. Use a compatible charger or battery management system (BMS) designed for 12.8V LiFePO4 cells to ensure proper charging voltages and balancing. For UPS or inverter connections, follow the inverter manufacturer’s guidance on battery bank configuration and connection methods. Allow the battery to reach room temperature before charging if it has been stored in a cold environment.
Usage recommendations
For longest service life, charge the battery with a charger or BMS configured for LiFePO4 chemistry, avoid deep discharges beyond the manufacturer’s recommended depth of discharge, and store the battery at partial state of charge (around 40–60%) for extended periods. Keep the battery in a dry, ventilated location away from direct heat sources and follow local regulations for transport and disposal of lithium batteries.

## FAQ

### How much does the LiFePO4 battery QOLTEC 53700 12.8V 9Ah cost, and is it available for purchase?

The price is 34.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 355 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 08.07.2026 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 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/10540061/65916448_large.webp