# Rechargeable Lead-Acid Battery ULTRACELL 12V 18Ah, sealed VRLA for backup and UPS

**URL:** https://aio.lv/en/product--ultracell-12v18ah-ul--10549422
**Data updated:** 2026-03-07 17:53 (EET)
**Category:** Batteries
**Manufacturer:** ULTRACELL
**Manufacturer code:** 12V/18AH-UL
**EAN:** 5902887046698
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 64.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 53.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ultracell-12v18ah-ul--10549422

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 5.19 EUR |

## Summary description

Sealed rechargeable 12V 18Ah lead-acid (VRLA) battery from ULTRACELL designed for backup power, UPS systems, alarm panels, and small-scale renewable installations. Maintains stable voltage delivery, requires no maintenance, and supports fast replacement thanks to common terminal layout. Suitable for stationary applications where reliable standby power and moderate capacity are needed.

## Long description

ULTRACELL rechargeable lead-acid battery 12V 18Ah is a sealed VRLA battery designed for reliable standby power in a variety of stationary applications. The battery delivers a stable 12V output and 18Ah nominal capacity, making it suitable for use in uninterruptible power supplies (UPS), alarm and security systems, emergency lighting, and small renewable energy storage. Its valve-regulated sealed construction requires no routine maintenance and reduces the risk of electrolyte leakage, while a common terminal layout simplifies replacement and installation.
Advantages
The sealed VRLA design provides maintenance-free operation and a low self-discharge rate to preserve charge during storage. Stable voltage output and predictable discharge characteristics ensure consistent performance in backup and UPS applications. Compact dimensions and a standard terminal configuration make it easy to mount in enclosures and to replace older or degraded batteries without rewiring. The construction is suitable for stationary indoor use where ventilation is limited and spill-free operation is required.
Suitable for
 Uninterruptible power supplies (UPS) for home and small office equipment
 Alarm systems and security panels
 Emergency lighting and exit signs
 Small-scale renewable setups (solar charge controllers, small off-grid storage)
 Telecommunications and network backup modules
Key specifications
 Nominal voltage: 12 V
 Nominal capacity: 18 Ah (at standard discharge rate)
 Battery type: Sealed lead-acid, valve-regulated (VRLA)
 Maintenance: Maintenance-free, no need to add water
 Orientation: Suitable for stationary, upright installation
 Recommended operating environment: Indoor, protected from direct moisture and extreme temperatures
How to use
Install the ULTRACELL 12V 18Ah battery in the compatible compartment or rack following manufacturer instructions for the host device. Ensure correct polarity connection and secure terminals to prevent vibration-related loosening. For charging, use a charger or UPS charging circuit designed for sealed lead-acid batteries and observe the recommended float and cyclic charge parameters specified by the equipment manufacturer. Allow the battery to reach room temperature before charging if it was stored in cold conditions. Do not puncture or disassemble the sealed unit.
Usage recommendations
For longest service life, maintain a charged state by using a proper float charge when the battery is in standby use. Avoid deep discharges and store the battery at moderate temperatures; periodic top-up charging is advised if the battery is kept in storage for extended periods. Replace batteries in matched sets for multi-battery systems to ensure balanced performance.

## FAQ

### How much does the Battery ULTRACELL 12V 18Ah cost, and is it available for purchase?

The price is 64.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 21 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 13.07.2026 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 ULTRACELL 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 ULTRACELL 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/10549422/52701988_large.webp