# Rechargeable lead-acid battery FIAMM FUKAWA FW 18-12U 12V 18Ah for UPS and backup systems

**URL:** https://aio.lv/en/product--fiamm-12158--3520910
**Data updated:** 2025-12-29 10:59 (EET)
**Category:** UPS Batteries
**Manufacturer:** FIAMM
**Manufacturer code:** 12158
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fiamm-12158--3520910

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

FIAMM FUKAWA FW 18-12U is a 12V 18Ah rechargeable sealed lead-acid battery designed for use in UPS, emergency lighting, alarm systems and other backup power applications. The maintenance-free battery offers stable voltage, reliable cycling and compact dimensions for rack or cabinet installation, providing dependable short-term power during outages.

## Long description

FIAMM FUKAWA FW 18-12U is a sealed 12V 18Ah rechargeable lead-acid battery designed for use in UPS units and other backup systems. The battery uses AGM technology with electrolyte absorbed in glass-mat separators and is valve-regulated, which allows operation in any orientation and requires no maintenance. Compact dimensions make it suitable for installation in cabinets, racks and enclosed equipment where reliable short-term power is needed.
Advantages
The FW 18-12U provides stable voltage and reliable cycling performance for backup and emergency applications. Its valve-regulated sealed construction eliminates the need for maintenance and prevents electrolyte leakage. The M5 screw terminals ensure secure connections, while the moderate size and standard 12V rating make it compatible with many UPS, CCTV, alarm and medical backup systems.
Suitable for
Uninterruptible Power Supplies (UPS)
Emergency lighting and backup power modules
Alarm systems (EZS) and access control
CCTV and surveillance equipment
Medical and small-scale electronic backup devices
Key specifications
Voltage: 12 V
Capacity: 18 Ah
Terminal type: M5 screw
Dimensions (L×W×H): 181 × 77 × 167 mm
Discharge temperature range: -20 °C to 60 °C
Technology: Sealed lead-acid, AGM, valve-regulated
How to use
Install the battery in the UPS or backup device following the equipment manufacturer’s instructions. Ensure correct polarity and tighten M5 screw terminals to the recommended torque. Place the battery in a well-ventilated, dry environment within the specified temperature range. For long-term storage, keep the battery charged and check voltage periodically according to the device or battery supplier guidelines.
Usage recommendations
Do not open or puncture the sealed battery. Use only compatible chargers and replace batteries in matched sets when used in multi-battery systems. If unsure which battery fits your UPS, use the vendor’s configurator or contact HELPDESK for selection assistance.

## FAQ

### How much does the Battery FIAMM FUKAWA FW 18-12U 12V 18Ah cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 13 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 30.06.2026 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 FIAMM 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 FIAMM 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/3520910/51097713_large.webp