# Rechargeable Li-Ion Battery CAT DXB4 18 V 4000 mAh for Power Tools, Black/Yellow

**URL:** https://aio.lv/en/product--cat-dxb4--4577691
**Data updated:** 2026-02-24 11:00 (EET)
**Category:** Power tool batteries
**Manufacturer:** CAT
**Manufacturer code:** DXB4
**EAN:** 6943475885069
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 45.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 38.01 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cat-dxb4--4577691

## 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

CAT DXB4 is a rechargeable Lithium‑Ion battery with 18 V nominal voltage and 4000 mAh capacity. Supplied as a single unit, it is designed for compatible power tools requiring a compact, high‑capacity 18 V battery. The black and yellow housing provides durable protection and easy identification. Ideal for extended work sessions and replacement needs.

## Long description

CAT DXB4 is a rechargeable Li‑Ion battery providing a nominal voltage of 18 V and a capacity of 4000 mAh. Designed for use with compatible power tools, the battery is supplied as a single unit in a black and yellow housing that offers impact-resistant protection and easy visual identification on the job. The compact form factor balances runtime and portability to support extended work sessions and straightforward replacement when performance declines.
Advantages
The battery uses lithium‑ion chemistry for higher energy density and a lower self‑discharge rate compared with many older battery types. Its 4000 mAh capacity delivers extended runtime for prolonged tasks, while the 18 V nominal voltage matches a wide range of cordless power tools. The robust black and yellow casing provides physical protection and helps locate the battery quickly on a busy worksite. The single‑unit supply simplifies inventory and replacement.
Suitable for
 Cordless drills and drivers that accept 18 V batteries
 Cordless saws, impact wrenches and grinders compatible with 18 V packs
 Maintenance and repair tasks requiring extended runtime
 Replacement for worn or underperforming 18 V tool batteries
Key specifications
 Chemistry: Lithium‑Ion (Li‑Ion)
 Nominal voltage: 18 V
 Capacity: 4000 mAh
 Color / housing: black and yellow, impact‑resistant casing
 Form factor: compact pack suitable for compatible 18 V tools
How to use
Ensure the power tool is switched off and remove any existing battery before installing the CAT DXB4. Align the battery with the tool's battery slot and push until it locks securely in place. Charge the battery with a compatible charger recommended by the tool manufacturer before first use and whenever the tool indicates low charge. Do not force the battery into incompatible housings and avoid exposing the pack to extreme heat or moisture.
Usage recommendations
To maximize service life, store the battery in a cool, dry place at partial charge if it will not be used for extended periods. Use a charger compatible with 18 V Li‑Ion cells and follow the tool and charger manufacturer guidelines for charging and temperature limits. Inspect the casing regularly for damage and replace the battery if the housing is cracked, swollen, or if performance is significantly reduced.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.65 kg |
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 4000 mAh |
| Number of battery cells | 10 |
| Product colour | Black, Yellow |
| Battery voltage | 18 V |
| Brand compatibility | CAT |
| Number of batteries included | 1 pc(s) |

## FAQ

### How much does the CAT DXB4 18 V 4000 mAh Li‑Ion Rechargeable Battery cost, and is it available for purchase?

The price is 45.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 CAT 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 CAT 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/4577691/64842893_large.webp