# Battery and Charger Fieldmann FDUZ 79020 — Li‑Ion 2 Ah, cordless tool battery

**URL:** https://aio.lv/en/product--fieldmann-50004543--10437382
**Data updated:** 2026-03-07 15:19 (EET)
**Category:** Power tool batteries
**Manufacturer:** Fieldmann
**Manufacturer code:** 50004543
**EAN:** 8590669303823
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fieldmann-50004543--10437382

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Fieldmann FDUZ 79020 is a replacement battery with charger for cordless tools, using Lithium‑Ion (Li‑Ion) technology and a nominal capacity of 2 Ah. Designed to power compatible handheld power tools, it provides portable energy for general DIY and light professional tasks. Includes integrated charging function for recharging the 2 Ah cell.

## Long description

Fieldmann FDUZ 79020 is a Li‑Ion 2 Ah replacement battery with an integrated charger designed for cordless handheld power tools in the FAST POWER 20V battery series. The battery delivers portable, steady power for general DIY and light professional tasks. It combines a compact, lightweight design with balanced performance over the full life cycle and offers protection features that maintain reliability during prolonged use and storage.
Advantages
The Li‑Ion chemistry provides minimal memory effect, low self-discharge and consistent output from near‑full charge down to low charge levels, allowing uninterrupted work and convenient recharging at any time. Built‑in protections guard against overload, overheating and deep discharge to extend service life. The battery’s lightweight construction and integrated charging function simplify replacement and reduce downtime when used with compatible FAST POWER 20V tools.
Suitable for
 General household repairs and DIY projects
 Garden maintenance with cordless garden tools from the same 20V series
 Light workshop tasks such as drilling, screwing and sanding
 Portable use where compact, replaceable power sources are required
Key specifications
 Battery chemistry: Lithium‑Ion (Li‑Ion)
 Nominal capacity: 2 Ah
 Nominal voltage: 20 V (for FAST POWER 20V series compatibility)
 Integrated charging function for on‑battery recharging
 Protection features: overload, overheating and deep discharge protection
 Low self‑discharge and no memory effect
 Lightweight, compact form factor for handheld tools
How to use
Insert the battery into a compatible FAST POWER 20V cordless tool or place it on the integrated charger according to the tool and charger manufacturer’s instructions. Allow the battery to charge fully before first use for optimal initial performance. The battery may be recharged at any state of discharge thanks to the absence of memory effect. Observe the tool’s and battery’s indicator lights and charging guidelines to confirm completion of charging and to avoid prolonged exposure to high temperatures.
Usage recommendations
For longest service life, store the battery partially charged, avoid storing at extreme temperatures, and use the built‑in protections as intended by charging before deep discharge. Match the battery with compatible FAST POWER 20V tools and follow safety instructions for charging and operation provided by the tool manufacturer.

## Specifications

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery voltage | 20 V |
| Power protection features | Battery discharge, Overheating, Overload |
| Battery capacity | 2 Ah |
| Product type | Battery |

## FAQ

### How much does the Battery & Charger Fieldmann FDUZ 79020 cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 25 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 01.07.2026 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 Fieldmann 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 Fieldmann 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/10437382/59544437_large.webp