# Battery Arcoff Akumulator 4Ah Li‑ion 20V Connect (VJ4AK)

**URL:** https://aio.lv/en/product--arcoff-vj4ak--11854970
**Data updated:** 2026-03-09 17:30 (EET)
**Category:** Power tool batteries
**Manufacturer:** Arcoff
**Manufacturer code:** VJ4AK
**EAN:** 5903755167651
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 66.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 54.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--arcoff-vj4ak--11854970

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Arcoff Akumulator 4Ah is a 20V lithium‑ion battery pack (model VJ4AK) designed to power compatible cordless tools and garden equipment. With 4 ampere‑hour capacity and a Connect interface, it provides extended runtime for drilling, driving, cutting and trimming tasks. Suitable for users needing a portable power source and quick battery swaps.

## Long description

Arcoff Akumulator 4Ah Li‑ion 20V Connect (model VJ4AK) is a rechargeable lithium‑ion battery pack designed to supply power to compatible 20V cordless tools and garden equipment. With a nominal voltage of 20V and a capacity of 4 ampere‑hours, this battery offers extended runtime compared to smaller cells while keeping a compact, portable form factor. The Connect interface enables quick attachment and removal for efficient battery swaps during continuous work.
Advantages
This 20V Li‑ion battery provides stable voltage output and consistent performance throughout discharge, supporting demanding tasks such as drilling and trimming. The 4Ah capacity balances runtime and weight to deliver longer operation without excessive bulk. Built with modern lithium‑ion chemistry, the pack shows low self‑discharge and does not suffer from memory effect, allowing users to recharge at any convenient time. The Connect interface simplifies installation and removal, making it suitable for rapid tool changes on job sites or in the garden.
Suitable for
Cordless drills and impact drivers for medium‑duty drilling and fastening
Cordless saws and cutters for light to medium cutting tasks
Cordless garden tools such as trimmers, hedge trimmers and leaf blowers
Portable maintenance and assembly work where quick battery swaps are required
Key specifications
Battery type: Lithium‑ion (Li‑ion)
Nominal voltage: 20 V
Capacity: 4 Ah (4 ampere‑hours)
Interface: Connect quick‑attach system
Intended use: Compatible with 20V cordless power tools and garden equipment
How to use
Ensure the tool and battery contacts are clean and dry before installing the battery. Align the battery with the tool's Connect interface and slide it into place until it clicks to indicate a secure connection. Monitor the tool's charge indicator (if present) and replace the battery with a charged unit when performance drops. Charge the battery using a compatible Arcoff 20V charger according to the charger's instructions; avoid using incompatible chargers to prevent damage.
Usage recommendations
Store the battery in a cool, dry place when not in use and avoid exposure to extreme temperatures. For prolonged storage, keep the battery partially charged (around 30–50%). Do not disassemble, crush or expose the battery to fire or water. Follow the manufacturer's safety instructions and recycle the battery according to local regulations.

## FAQ

### How much does the Battery Arcoff Akumulator 4Ah Li‑ion 20V cost, and is it available for purchase?

The price is 66.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 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 03.07.2026 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 Arcoff 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 Arcoff 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/11854970/67253332_large.webp