# Battery pack extra digital WA3557 18V 4Ah Li‑ion for power tools

**URL:** https://aio.lv/en/product--extra-digital-tb921454--10448361
**Data updated:** 2025-12-30 08:40 (EET)
**Category:** Power tool batteries
**Manufacturer:** extra digital
**Manufacturer code:** TB921454
**EAN:** 9990000921454
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 49.49 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 40.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extra-digital-tb921454--10448361

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Li‑ion battery pack extra digital WA3557 with 18V nominal voltage and 4Ah capacity. Designed for compatible power tools, it provides portable power for drilling, fastening and cutting tasks. Offers stable voltage output, compact form factor and easy installation to restore tool runtime. Suitable for DIY and professional use.

## Long description

Rechargeable Li‑ion battery pack extra digital WA3557 with nominal voltage 18V and capacity 4.0Ah. Designed as a replacement battery for compatible WORX power tools, it delivers stable voltage output, low self-discharge and compact form factor to restore tool runtime for drilling, fastening and cutting tasks.
Advantages
The WA3557 battery offers large charge capacity and a low level of self-discharge, ensuring longer standby times and reliable performance during use. Its Li‑ion chemistry provides consistent voltage and a compact size for easy installation and transport.
Suitable for
 Drilling and screwdriving with compatible WORX cordless drills
 Light cutting and trimming tasks requiring portable power
 General DIY and professional fastening applications
 Replacing worn or aged batteries in specified WORX models
Key specifications
 Battery type: Li‑ion
 Voltage: 18V
 Capacity: 4.0Ah
 Manufacturer / brand: extra digital
 Compatible with WORX models: WG151, WG151.5, WG155, WG155.5, WG160, WG163, WG251, WG251.5, WG255, WG540, WG545, WG540.5, WG890, WG891
 Compatible part numbers: WA3525, WA3520, WA3512, WA3511, WA3512.1, WA3732, WA3847, WA3575, WA3578, WA3742
 MPN: TB921454
 EAN: 9990000921454
 Warranty: 12 months
How to use
Ensure the tool and charger are switched off before installing the WA3557 battery. Slide the battery into the tool’s battery compartment until it locks in place. Charge the battery with a compatible WORX or manufacturer-recommended charger prior to first use and follow the charger’s indicators. Remove the battery by pressing the release latch and pulling it out of the tool when finished.
Usage recommendations
Store the battery in a cool, dry place and avoid prolonged exposure to high temperatures. Use the specified charger and avoid full discharge before recharging to prolong battery life. Dispose of the battery according to local electronic waste regulations.

## FAQ

### How much does the Battery extra digital WA3557 18V 4Ah cost, and is it available for purchase?

The price is 49.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 29.06.2026 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 extra digital 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 extra digital 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/10448361/52470859_large.webp